I-90

Big Sioux River @ I-90 · site 26C

884 samples · Jun 5, 2012 to Oct 8, 2026 · 43.60966, -96.74467 See it on the map →

The reach

The state assigns beneficial uses by segment, and this site sits in BIG_SIOUX_08 / _10 boundary — the reach above I-90 and the reach below it. In force here: domestic water supply, warmwater semipermanent fish life, immersion and limited-contact recreation, fish and wildlife, irrigation.

Immersion recreation not supported for E. coli and the fishery not supported for suspended solids; both carry approved TMDLs (Category 4A). Domestic water supply fully supported.

E. coli per 100 mL

Last twelve months
1101001,00010,000NovMarJul235

16 samples · 35 to 2,420 per 100 mL

Immersion recreation — below 235 in any one sample, May 1 to Sept 30 · ARSD 74:51:01:50
The whole record, 2012 to 2026
1101001,00010,000100,0002013201520172019202120232025235

514 samples · 5 to 24,196 per 100 mL

Immersion recreation — below 235 in any one sample, May 1 to Sept 30 · ARSD 74:51:01:50

Values cluster at 2,420 and 24,196 — the IDEXX Quanti-Tray ceilings. Those samples were at least that high, not exactly that high.

Dissolved oxygen mg/L

Last twelve months
05101520NovMarJul5

37 samples · 4.08 to 16.87 mg/L

Warmwater semipermanent fish life — above 5.0 mg/L, year-round · ARSD 74:51:01:48
The whole record, 2012 to 2026
051015202520132015201720192021202320255

704 samples · 0.85 to 22.52 mg/L

Warmwater semipermanent fish life — above 5.0 mg/L, year-round · ARSD 74:51:01:48

Temperature °C

Last twelve months
010203040NovMarJul32.2

37 samples · 1.1 to 27.4 °C

Warmwater fish life — below 90 °F (32.2 °C) · ARSD 74:51:01:48
The whole record, 2012 to 2026
-10010203040201320152017201920212023202532.2

704 samples · -0.05 to 29.9 °C

Warmwater fish life — below 90 °F (32.2 °C) · ARSD 74:51:01:48

Nitrate mg/L

Last twelve months
00.511.522.5NovMarJul

31 samples · 0.01 to 2.5 mg/L

The whole record, 2012 to 2026
024682013201520172019202120232025

699 samples · 0.01 to 6.9 mg/L

The city labels the field “Nitrate (NO3)”; the state's standards are written as nitrate-N. Which scale these numbers are on is unconfirmed with the city, so no reference line is drawn.

The rest of the sheet

The city measures five more things on most visits. They are charted the same way, at half the size.

pH
67891020132015201720192021202320256.59

706 samples · 6.26 to 9.62

Warmwater semipermanent fish life — above 6.5 · ARSD 74:51:01:48 …and below 9.0 · ARSD 74:51:01:48
Ammonia · mg/L
00.20.40.60.82013201520172019202120232025

645 samples · 0 to 0.77 mg/L

The state's ammonia standard is not a fixed number: it is computed from each sample's own pH and temperature (ARSD 74:51:01 Appendix A), so no line is drawn.

Total suspended solids · mg/L
02004006008002013201520172019202120232025158

701 samples · 3.8 to 677 mg/L

Warmwater semipermanent fish life — below 158 mg/L on any day · ARSD 74:51:01:48
Biological oxygen demand · mg/L
051015202013201520172019202120232025

662 samples · 0.03 to 17 mg/L

South Dakota sets no ambient standard for biological oxygen demand on any stream, so no line is drawn.

Conductivity was measured here 455 times, from 2012 to 2019, and not since. The city publishes no unit; the values match mS/cm against the state's µmhos/cm standards, which is an inference — so the figures are listed, not charted. The weather, humidity, and wind fields appear on 163 samples, all since 2023, and read as airport observations rather than streamside ones. Both are in the table below.

Every sample

Date E. coli DO Temp Nitrate pH Ammonia TSS BOD Cond. Notes
Oct 8, 2026 — 8.64 15 — 8.53 ———— No significant weather present at this time. 86% RH wind 4
Oct 1, 2026 — 9.37 18.8 — 8.35 ———— No significant weather present at this time. 84% RH wind 9
Sep 24, 2026 — 8.97 16.2 — 8.88 ———— No significant weather present at this time. 90% RH wind 11
Sep 17, 2026 — 6.94 19 — 8.4 ———— Mist 96% RH wind 4
Sep 10, 2026 — 6.3 20.9 — 8.31 ———— No significant weather present at this time. 100% RH wind 4
Sep 3, 2026 — 4.4 23.8 — 8.23 ———— No significant weather present at this time. 58% RH wind 8
Aug 27, 2026 770 4.71 21.7 0.01 8.41 0.16 200 8.29 — No significant weather present at this time. 79% RH wind 4
Aug 20, 2026 ≥ 2,420 6.08 22.2 0.01 8.42 0.02 43 12.47 — No significant weather present at this time. 93% RH wind 6
Aug 13, 2026 517 5.42 25.5 0.01 8.29 0.01 58.5 9.36 — Light Rain 93% RH wind 11
Aug 6, 2026 328 8.3 21.5 0.01 8.15 0.01 56 12.19 — Mist 93% RH wind 9
Jul 30, 2026 228 5 27.2 0.01 8.4 0.02 71 8.23 — No significant weather present at this time. 87% RH wind 8
Jul 23, 2026 69 5.39 23.1 0.15 8.29 0.03 48 8.55 — No significant weather present at this time. 68% RH wind 6
Jul 16, 2026 219 5.47 27.4 0.96 8.06 0.04 193 5.86 — No significant weather present at this time. 96% RH wind 0
Jun 30, 2026 1,414 4.08 24.6 0.02 8.23 0.02 274 8.11 — No significant weather present at this time. 84% RH wind 9
Jun 25, 2026 299 6.95 21.2 0.31 8.43 0.15 58 8.03 — No significant weather present at this time. 83% RH wind 0
Jun 18, 2026 488 7.02 19.4 1.8 8.29 0.02 380 3.67 — No significant weather present at this time. 87% RH wind 11
Jun 11, 2026 770 5.46 24.5 2 7.89 0.16 210 4.51 — Light Rain 68% RH wind 4
Jun 4, 2026 120 4.68 22.5 0.01 8 0.01 59 8.24 — No significant weather present at this time. 84% RH wind 6
May 28, 2026 35 5.56 22.6 0.02 8.29 0.02 31 6.27 — No significant weather present at this time. 76% RH wind 4
May 21, 2026 113 11.6 14.5 0.76 8.5 0.01 42 10.21 — No significant weather present at this time. 86% RH wind 6
May 14, 2026 39 6.15 16.7 0.9 8.38 0.01 55.5 14.2 — No significant weather present at this time. 38% RH wind 16 , gust 27
May 7, 2026 82 9.89 10.8 0.84 8.46 0.04 56.5 5.58 — No significant weather present at this time. 72% RH wind 9
Apr 29, 2026 — 11.33 8.9 0.48 8.63 0.02 45.8 12.53 — No significant weather present at this time. 96% RH wind 4
Apr 23, 2026 — 7.4 16 0.48 8.08 0.03 39.6 10.03 — No significant weather present at this time. 34% RH wind 12 , gust 25
Apr 16, 2026 — 8.63 14.2 1.3 8.5 0.03 56 6.53 — Automated observation with no human augmentation; there may or may not be significant weather present at this time. 66% RH wind 0
Apr 2, 2026 — 10.77 7.2 2 8.01 0.05 44 3.54 — Rain 92% RH wind 15
Mar 26, 2026 — 10.94 8 2.5 8.17 0.17 36 3.97 — No significant weather present at this time. 71% RH wind 21 , gust 31
Mar 19, 2026 ————————— frozen over Mist 100% RH wind 0
Mar 12, 2026 — 11.11 4.4 2.3 8.63 0.04 9.6 3.48 — No significant weather present at this time. 61% RH wind 14 , gust 23
Mar 5, 2026 — 13.51 1.1 2.4 8.41 0.04 14.5 4.83 — Mist 89% RH wind 9
Feb 26, 2026 ————————— frozen over No significant weather present at this time. 92% RH wind 0
Feb 12, 2026 ————————— frozen over No significant weather present at this time. 56% RH wind 6
Jan 29, 2026 ————————— frozen over No significant weather present at this time. 75% RH wind 4
Jan 22, 2026 ————————— frozen over No significant weather present at this time. 75% RH wind 6
Jan 15, 2026 ————————— frozen over No significant weather present at this time. 64% RH wind 11
Jan 8, 2026 ————————— frozen over No significant weather present at this time. 75% RH wind 8
Dec 30, 2025 ————————— frozen over No significant weather present at this time. 71% RH wind 4
Dec 16, 2025 ————————— frozen over No sample No significant weather present at this time. 96% RH wind 4
Dec 11, 2025 ————————— frozen over Light Snow 80% RH wind 14
Nov 25, 2025 — 16.87 4.8 2.1 8.61 0.09 6.4 3.55 — Light Rain 96% RH wind 4
Nov 20, 2025 — 12.33 5.3 2.1 8.54 0.02 7 3.89 — Mist 97% RH wind 6
Nov 13, 2025 — 12.51 3.7 2 8.38 0.01 12 2.59 — No significant weather present at this time. 60% RH wind 9
Nov 6, 2025 — 11.33 6.9 2.1 8.54 0.02 8 5.72 — No significant weather present at this time. 53% RH wind 14
Oct 30, 2025 — 7.95 9 2 8.29 0.05 15.5 3.48 — No significant weather present at this time. 96% RH wind 6
Oct 23, 2025 — 11.27 7.6 1.8 8.49 0.02 17 5.09 — No significant weather present at this time. 92% RH wind 0
Oct 16, 2025 — 9.57 13.6 1.5 8.37 0.02 40 4.98 — No significant weather present at this time. 96% RH wind 12
Oct 9, 2025 — 6.51 14.6 1.4 8.39 0.01 29 6.82 — No significant weather present at this time. 62% RH wind 11 , gust 19
Oct 2, 2025 — 7.92 19.1 1.4 8.32 0.02 52 4.98 — No significant weather present at this time. 66% RH wind 12
Sep 25, 2025 118 7.96 19.3 0.2 8.2 0.02 76 5.36 — No significant weather present at this time. 100% RH wind 0
Sep 18, 2025 120 5.35 21.4 1 8.26 0.05 46 4.33 — No significant weather present at this time. 34% RH wind 7
Sep 11, 2025 56 5.51 19.4 1.1 8.29 0.01 50 2.89 — No significant weather present at this time. 93% RH wind 6
Sep 4, 2025 166 10.3 20 0.54 8.26 0.02 63 2.65 — No significant weather present at this time. 96% RH wind 0
Aug 28, 2025 140 7.44 21.1 0.39 8.11 0.02 71 1.68 — No significant weather present at this time. 90% RH wind 0
Aug 21, 2025 276 6.25 25.9 1 8.21 0.01 76 2.75 — No significant weather present at this time. 93% RH wind 4
Aug 14, 2025 64 6.38 24.2 0.49 8.17 0.04 67 2.81 — Light Rain 81% RH wind 9
Jul 31, 2025 1,733 6.2 23.9 1.1 8.35 0.04 53 4.18 — Mist 96% RH wind 4
Jul 17, 2025 1,203 7.12 23.2 0.89 8.02 0.09 80 3.11 — No significant weather present at this time. 75% RH wind 7
Jul 10, 2025 126 5.37 26 0.32 7.84 0.04 83 5.08 — No significant weather present at this time. 97% RH wind 4
Jul 3, 2025 613 6.12 25.9 2.1 7.84 0.13 178 3.73 — No significant weather present at this time. 67% RH wind 8
Jun 26, 2025 ≥ 2,420 6.84 22.5 0.22 7.98 0.18 49.5 4.96 — Samples taken on 6/26/25 No significant weather present at this time. 93% RH wind 4
Jun 17, 2025 206 5.4 22.6 0.01 8.17 0.02 50 7.88 — No significant weather present at this time. 96% RH wind 4
Jun 12, 2025 517 10.02 19.5 0.01 8.33 0.02 41 7.07 — No significant weather present at this time. 78% RH wind 12
Jun 5, 2025 48 8.35 18.8 0.34 8.22 0.03 61 9.36 — No significant weather present at this time. 86% RH wind 4
May 29, 2025 172 8.38 15.5 0.06 8.21 0.06 68 4.92 — No significant weather present at this time. 97% RH wind 0
May 22, 2025 52 9.21 10.8 0.02 8.38 0.06 71 11.88 — No significant weather present at this time. 92% RH wind 11
May 8, 2025 20 7.01 17.9 0.04 8.24 0.01 73 12.9 — No significant weather present at this time. 73% RH wind 6
May 1, 2025 30 8.02 15.2 0.01 8.45 0.03 72 13.46 — Light Rain, Mist 89% RH wind 14 , gust 23
Apr 24, 2025 — 9.64 13.5 0.01 8.65 0.01 53 11.07 — Light Rain, Mist 87% RH wind 7
Apr 18, 2025 — 14.32 11.3 0.01 8.83 0.01 76 16.33 — No significant weather present at this time. 60% RH wind 19 , gust 32
Apr 10, 2025 — 16.47 9.2 0.68 8.42 0.02 48 10.21 — No significant weather present at this time. 71% RH wind 16
Apr 3, 2025 — 14.84 3.9 2.1 8.77 0.03 34.5 13.3 — wind 0
Mar 24, 2025 — 14.13 3.5 0.94 8.96 0.13 19 7.07 — No significant weather present at this time. 78% RH wind 4
Mar 20, 2025 — 13.11 3 1.7 8.65 0.13 6.5 4.87 — No significant weather present at this time. 65% RH wind 4
Mar 13, 2025 — 10.23 2.7 2.8 8.44 0.06 16.5 3.65 — No significant weather present at this time. 82% RH wind 8
Mar 6, 2025 ————————— frozen over wind 0
Feb 20, 2025 ————————— frozen over wind 0
Feb 13, 2025 ————————— frozen over wind 0
Jan 31, 2025 ————————— frozen over wind 0
Jan 23, 2025 ————————— frozen over wind 0
Jan 16, 2025 ————————— frozen over wind 0
Jan 9, 2025 ————————— frozen over wind 0
Dec 19, 2024 ————————— frozen over wind 0
Dec 12, 2024 ————————— frozen over wind 0
Dec 5, 2024 ————————— frozen over wind 0
Nov 26, 2024 ————————— frozen over No sample taken wind 0
Nov 21, 2024 — 11.82 2.4 1.3 8.39 0.02 16 3.03 — wind 0
Nov 14, 2024 — 11.07 5.3 1.3 8.43 0.05 20.5 2.7 — wind 0
Nov 7, 2024 — 10.93 6.3 1.1 8.4 0.04 9 4.91 — wind 0
Oct 31, 2024 — 10.07 8.8 0.98 8.34 0.04 9 3 — wind 0
Oct 24, 2024 — 8.41 11.9 1.2 8.27 0.02 16 3.3 — wind 0
Oct 17, 2024 — 8.32 8.7 1.2 8.46 0.06 22 3.8 — wind 0
Oct 10, 2024 — 10.19 13.4 0.01 8.48 0.05 44 8.8 — wind 0
Oct 3, 2024 — 12.22 14.5 0.01 8.48 0.17 60 8.8 — wind 0
Sep 26, 2024 102 5.73 17 0.01 8.55 0.02 48 9.2 — wind 0
Sep 19, 2024 275 6.52 22.1 0.01 8.39 0.02 52 6.3 — wind 0
Sep 12, 2024 308 4.74 19.8 0.01 8.43 0.05 89 9.1 — wind 0
Sep 5, 2024 81 4.88 21.1 0.01 8.54 0.01 56 7.8 — wind 0
Aug 29, 2024 248 6.95 24.2 0.02 8.5 0.01 38 6.9 — wind 0
Aug 22, 2024 197 7.93 20.4 0.32 8.5 0.03 27 6.4 — wind 0
Aug 15, 2024 291 5.66 20.2 0.96 8.37 0.02 47.5 4.9 — wind 0
Aug 8, 2024 130 7.05 21.8 0.77 8.22 0.07 68 5.8 — wind 0
Aug 1, 2024 308 6.3 24.9 0.68 8.32 0.03 61 4.9 — Post early morning rains. wind 0
Jul 25, 2024 76 4.76 24.2 0.81 8.33 0.02 54 4 — wind 0
Jul 18, 2024 178 5.37 23.4 1.2 8.26 0.02 55 4.2 — wind 0
Jul 11, 2024 210 7.19 24.8 2.4 8.14 0.01 81 2.9 — wind 0
Jul 5, 2024 291 6.49 21.3 2.2 7.99 0.04 49 3.6 — wind 0
Jun 27, 2024 687 4.64 24.4 4.1 7.75 0.04 53 3.8 — wind 0
Jun 20, 2024 ≥ 2,420 5.46 20.6 3.4 8.3 0.03 70 3.1 — wind 0
Jun 13, 2024 152 7.8 22 1.6 8.24 0.04 82 5.5 — Light Rain 63% RH wind 16 , gust 29
Jun 6, 2024 178 7.41 18.2 1.8 8.31 0.02 64 4.8 — No significant weather present at this time. 53% RH wind 11
May 30, 2024 152 5.93 18.7 2.3 8.21 0.08 63 3.9 — Thunderstorms in vicinity 60% RH wind 16 , gust 24
May 23, 2024 980 8.94 16.6 0.92 8.43 0.42 56 4.4 — No significant weather present at this time. 70% RH wind 6
May 16, 2024 30 7.75 18 1.1 8.29 0.03 55.5 4.9 — No significant weather present at this time. 86% RH wind 9
May 9, 2024 99 6.88 15.3 2 8.25 0.02 91 3.9 — No significant weather present at this time. 74% RH wind 12
May 2, 2024 291 11.21 10.6 2.4 8.21 0.04 220 3.2 — No significant weather present at this time. 86% RH wind 15
Apr 25, 2024 — 10.3 12.3 0.48 8.59 0.03 46 6.4 — No significant weather present at this time. 46% RH wind 14 , gust 25
Apr 18, 2024 — 7.73 12.3 0.04 8.46 0.01 28 11.47 — No significant weather present at this time. 62% RH wind 11
Apr 11, 2024 — 11.15 10.2 0.18 8.45 0.03 25.6 8.8 — No significant weather present at this time. 70% RH wind 19 , gust 27
Apr 4, 2024 — 12.79 5.8 0.46 8.64 0.03 18.5 8.1 — No significant weather present at this time. 61% RH wind 9
Mar 28, 2024 — 14.6 0.5 0.01 8.79 0.13 18 9.4 — No significant weather present at this time. 80% RH wind 4
Mar 21, 2024 — 13.35 3.3 0.04 8.8 0.01 21.5 10.8 — No significant weather present at this time. 46% RH wind 12
Mar 14, 2024 — 16.14 8.5 0.04 8.66 0.02 14 6.6 — No significant weather present at this time. 40% RH wind 12
Mar 8, 2024 — 13.5 4.6 1.3 8.72 0.05 12.5 3.3 — Actual Collection on 3/7/24 No significant weather present at this time. 65% RH wind 15 , gust 23
Feb 28, 2024 ————————— frozen over No significant weather present at this time. 57% RH wind 11
Feb 22, 2024 ————————— frozen over No significant weather present at this time. 82% RH wind 4
Feb 15, 2024 ————————— frozen over No significant weather present at this time. 76% RH wind 0
Feb 8, 2024 ————————— frozen over No significant weather present at this time. 76% RH wind 16 , gust 27
Feb 1, 2024 ————————— frozen over Mist 88% RH wind 4
Jan 25, 2024 ————————— frozen over Mist 92% RH wind 4
Jan 18, 2024 ————————— frozen over Light Snow 72% RH wind 14
Jan 11, 2024 ————————— frozen over No significant weather present at this time. 65% RH wind 12
Jan 4, 2024 ————————— frozen over No significant weather present at this time. 74% RH wind 6
Dec 28, 2023 ————————— frozen over No sample No significant weather present at this time. 82% RH wind 9
Dec 19, 2023 ————————— frozen over No significant weather present at this time. 56% RH wind 15 , gust 24
Dec 14, 2023 ————————— frozen over No significant weather present at this time. 61% RH wind 4
Dec 6, 2023 ————————— frozen over No significant weather present at this time. 69% RH wind 12
Nov 30, 2023 ————————— frozen over No significant weather present at this time. 72% RH wind 12
Nov 21, 2023 — 12.77 5.5 0.1 8.55 0.02 24 7.8 — No significant weather present at this time. 69% RH wind 16 , gust 27
Nov 16, 2023 — 12.65 6.5 0.46 8.6 0.04 19 6.6 — No significant weather present at this time. 74% RH wind 17
Nov 2, 2023 — 13.93 3.4 0.01 8.77 0.02 24.5 12.2 — No significant weather present at this time. 77% RH wind 0
Oct 26, 2023 — 9.8 12.2 0.71 8.54 0.06 14 4.2 — Light Drizzle, Fog 93% RH wind 0
Oct 18, 2023 — 7.53 11.6 0.46 8.84 0.03 26.5 6.8 — No significant weather present at this time. 69% RH wind 9
Oct 12, 2023 — 10.5 13 0.01 8.58 0.02 19 3.3 — Light Rain 77% RH wind 11
Oct 5, 2023 — 6.85 17.2 0.02 8.48 0.02 18 3 — No significant weather present at this time. 67% RH wind 12
Sep 27, 2023 397 8.25 17.8 0.02 8.43 0.03 6 2.4 — No significant weather present at this time. 86% RH wind 4
Sep 21, 2023 291 11.55 21.4 0.01 8.55 0.02 16 3.4 — No significant weather present at this time. 78% RH wind 8
Sep 14, 2023 308 7.1 19.1 0.01 8.41 0.02 17 3.8 — No significant weather present at this time. 58% RH wind 9
Sep 7, 2023 111 6.78 19.9 0.02 8.43 0.02 25 3.9 — Mist, Smoke 93% RH wind 0
Aug 31, 2023 185 7.65 24 0.01 8.54 0.13 28.5 3.4 — No significant weather present at this time. 75% RH wind 12
Aug 24, 2023 326 4.87 27.9 0.02 8.21 0.12 20.5 3.5 — No significant weather present at this time. 68% RH wind 0
Aug 17, 2023 517 6.12 22.5 0.01 8.24 0.04 26.7 3.2 — No significant weather present at this time. 78% RH wind 11
Aug 1, 2023 79 5.01 25.7 0.04 8.35 0.02 36 3.6 — No significant weather present at this time. 81% RH wind 4
Jul 27, 2023 101 3.35 28.8 0.07 8.42 0.01 40 3.6 — No significant weather present at this time. 74% RH wind 9
Jul 20, 2023 160 5.87 23.1 0.44 8.5 0.03 21 2.3 — No significant weather present at this time. 81% RH wind 7
Jul 13, 2023 ≥ 2,420 6.39 22.4 0.98 8.34 0.04 20 1.9 — No significant weather present at this time. 90% RH wind 0
Jul 6, 2023 365 5.81 20.6 1.1 8.22 0.06 26.5 2 — No significant weather present at this time. 52% RH wind 0
Jun 29, 2023 435 5.66 24.1 1 8.19 0.03 20 2.2 — No significant weather present at this time. 87% RH wind 4
Jun 22, 2023 461 5.6 24.6 0.82 8.17 0.02 19 2.1 — No significant weather present at this time. 73% RH wind 4
Jun 15, 2023 178 7.45 22.2 0.01 8.63 0.02 39 7.5 — No significant weather present at this time. 51% RH wind 0
Jun 8, 2023 96 5.31 24.7 0.02 8.3 0.03 104 7.1 — No significant weather present at this time. 76% RH wind 9
Jun 1, 2023 50 6.63 22.4 0.01 8.53 0.05 42 3.5 — No significant weather present at this time. 73% RH wind 4
May 25, 2023 — 7.92 20.8 0.01 8.58 0.02 39 7.1 — No significant weather present at this time. 55% RH wind 15
May 17, 2023 57 8.25 17.1 0.5 8.44 0.01 86 4.5 — No significant weather present at this time. 60% RH wind 0
May 4, 2023 12 8.71 12.2 0.01 8.76 0.02 90 6.6 —
Apr 27, 2023 — 10.25 10.4 0.88 8.21 0.02 65 3.7 —
Apr 20, 2023 — 10.12 8.5 1.3 7.98 0.59 112 4 —
Apr 13, 2023 — 10.68 12.3 1.6 7.72 0.77 210 6.8 —
Mar 20, 2023 ————————— frozen over
Mar 14, 2023 ————————— frozen over
Mar 9, 2023 ————————— frozen over
Feb 28, 2023 ————————— frozen over
Feb 16, 2023 ————————— frozen over
Feb 7, 2023 ————————— frozen over
Feb 2, 2023 ————————— frozen over
Jan 27, 2023 ————————— frozen over
Dec 29, 2022 ————————— frozen over
Dec 7, 2022 ————————— frozen over
Nov 30, 2022 ————————— frozen over
Nov 22, 2022 ————————— frozen over
Nov 17, 2022 ————————— frozen over
Nov 17, 2022 ————————— frozen over
Nov 9, 2022 — 12.08 7.2 0.01 8.72 0.03 15 8.3 —
Nov 3, 2022 — 9.08 12.2 0.17 8.63 0.03 24 6 —
Oct 27, 2022 — 11.13 8.6 0.02 8.77 0.01 25 9.7 —
Oct 20, 2022 — 14.32 5 0.01 8.83 0.02 19 5.5 —
Oct 13, 2022 — 11.78 9.4 0.01 8.8 0.03 16 4.8 —
Oct 6, 2022 — 9 15.6 0.05 8.49 0.02 22 3.3 —
Sep 27, 2022 148 15.99 15 0.1 8.88 0.02 13 4.2 —
Sep 22, 2022 225 11.68 16.5 0.08 8.83 0.01 15 3.1 —
Sep 15, 2022 111 10.59 21.2 0.02 8.7 0.02 28 6.2 —
Sep 1, 2022 261 5.54 23.4 0.01 8.35 0.02 43 4.5 —
Aug 24, 2022 649 8.07 25.1 0.01 8.46 0.02 38 5.4 —
Aug 18, 2022 411 5.84 23.3 0.04 8.27 0.02 48 3.3 —
Aug 11, 2022 1,203 7.81 24.6 0.22 8.41 0.02 293 4.1 —
Aug 4, 2022 866 5.2 23.9 0.01 8.48 0.3 68 4.8 —
Jul 28, 2022 260 7.01 21.7 0.01 8.5 0.01 60 4.36 —
Jul 21, 2022 1,203 6.06 24.7 0.93 8.28 0.04 65 3.1 —
Jul 21, 2022 — 6.64 24.5 — 8.28 ————
Jul 14, 2022 276 6.05 25.2 1.6 8.17 0.02 77 3.8 —
Jul 8, 2022 1,300 6.78 24.8 0.13 8.25 0.02 62 6.3 —
Jul 1, 2022 162 6.33 23.1 0.09 8.38 0.04 45 6.3 —
Jun 23, 2022 345 6.54 24.2 0.47 8.57 0.02 64 5.5 —
Jun 16, 2022 236 8.16 21.6 1.6 8.22 0.02 113 2.8 —
Jun 10, 2022 152 7.46 19.5 1.5 8.26 0.04 122 2.2 —
Jun 2, 2022 1,203 8.21 16.9 2 8.31 0.04 117 3.3 —
May 26, 2022 65 9.18 13.8 1.1 8.39 0.02 112 3.6 —
May 19, 2022 93 8.05 17.9 1.7 8.24 0.03 136 3.5 —
May 12, 2022 387 —— 1.7 — 0.03 174 4.7 —
May 5, 2022 29 10.43 9.4 2 8.31 0.05 137 5.9 —
Apr 28, 2022 — 12.21 8.3 0.36 8.79 0.19 60 9.4 —
Apr 14, 2022 — 11.92 3.9 0.87 8.7 0.03 58 6.8 —
Apr 7, 2022 — 13.75 4.2 1.1 8.61 0.02 40.8 5.4 —
Mar 31, 2022 — 13.2 1.2 1.2 8.37 0.25 28 4.8 —
Mar 24, 2022 — 13.33 0.4 1.2 8.1 0.41 167 7.8 —
Mar 17, 2022 ————————— frozen over
Mar 3, 2022 ————————— frozen over
Feb 25, 2022 ————————— frozen over
Feb 10, 2022 ————————— frozen over
Feb 3, 2022 ————————— frozen over
Jan 27, 2022 ————————— frozen over
Jan 20, 2022 ————————— frozen over
Jan 13, 2022 ————————— frozen over
Jan 6, 2022 ————————— frozen over
Dec 30, 2021 ————————— frozen over
Dec 30, 2021 ————————— frozen over
Dec 22, 2021 ————————— frozen over
Dec 16, 2021 ————————— frozen over
Dec 9, 2021 ————————— frozen over
Dec 2, 2021 — 13.05 3 2.7 8.22 0.08 15 3.8 —
Nov 24, 2021 — 12.31 1.9 0.55 8.66 0.04 12 3.2 —
Nov 18, 2021 — 18.83 1.3 2.3 8.42 0.05 20.5 3.4 —
Nov 9, 2021 — 15.04 6.9 2 8.37 0.07 26 3.6 —
Nov 5, 2021 — 12.98 4.5 0.39 7.25 0.14 31 3.6 —
Oct 28, 2021 — 10.39 8.7 2 8.35 0.04 44 4.4 —
Oct 21, 2021 — 11.48 10.4 1.5 7.5 0.19 38 4.2 —
Oct 14, 2021 — 10.56 11.5 0.02 8.4 0.04 29 7.1 —
Oct 7, 2021 — 8.74 17.1 0.01 8.46 0.03 44.4 6.9 —
Sep 30, 2021 1,046 7.91 20 0.01 8.51 0.02 40 8.29 —
Sep 23, 2021 1,120 9.37 16.3 0.01 8.59 0.02 42 5.75 —
Sep 16, 2021 387 7.78 19.2 0.01 8.36 0.03 39 7.3 —
Sep 9, 2021 613 5.9 19 0.01 8.43 0.03 54 918 not charted —
Sep 3, 2021 659 6.53 19.5 0.04 8.14 0.04 32 7.49 —
Aug 26, 2021 201 7.74 24.2 0.01 8.73 0.02 54 6.42 —
Aug 19, 2021 121 4.6 25.7 0.01 8.43 0.02 111 6.09 —
Aug 12, 2021 36 5.18 25.9 0.01 8.35 0.01 27 5.67 —
Aug 5, 2021 236 4.22 23.3 0.01 8.47 0.03 45 5.09 —
Jul 29, 2021 236 4.82 27.9 0.01 7.94 0.03 45 5.09 —
Jul 22, 2021 107 5.03 25.5 0.01 8.34 0.07 76.5 5.45 —
Jul 8, 2021 411 6.69 22.2 0.01 8.46 0.02 65 5.88 —
Jul 1, 2021 435 3.89 25.2 0.01 8.19 0.02 49 4.26 —
Jun 25, 2021 866 4.56 21.5 0.01 8.23 0.02 47 4.15 —
Jun 17, 2021 308 4.76 23.8 0.03 8.36 0.01 53 6.53 —
Jun 10, 2021 155 4.68 26.7 0.06 8.31 0.03 51.3 7.59 —
Jun 3, 2021 108 6.68 19.7 0.03 8.41 0.02 75 10.74 —
May 27, 2021 345 6.5 18.3 0.04 8.43 0.03 66 8.34 —
May 20, 2021 61 7.19 17.9 0.05 8.36 0.03 72 7.24 —
May 13, 2021 29 10.05 13.4 0.05 8.57 0.06 62 11.31 —
May 3, 2021 46 11.04 15.8 0.53 8.55 0.04 89 6.24 —
Apr 29, 2021 ——— 1.2 — 0.06 70 4.65 — No Field Data
Apr 21, 2021 — 10.95 7.7 1.7 8.59 0.04 88 3.59 —
Apr 15, 2021 — 13.96 5.6 2.7 8.33 0.07 146 3.98 —
Apr 6, 2021 — 9.52 12.1 1.9 8.61 0.02 89.7 4.72 —
Apr 1, 2021 — 11.41 4.5 2.6 8.66 0.04 74 4.44 —
Mar 25, 2021 — 11.64 5.4 2.9 8.6 0.14 108 5.47 —
Mar 18, 2021 ————————— No Field Data
Mar 11, 2021 — 12.53 1 1.6 8.38 0.48 251 9.12 —
Mar 4, 2021 ————————— frozen over
Feb 25, 2021 ————————— frozen over
Feb 18, 2021 ————————— frozen over
Feb 11, 2021 ————————— frozen over
Feb 3, 2021 ————— 0.19 ——— frozen over
Jan 28, 2021 ————————— frozen over
Jan 21, 2021 ————————— frozen over
Jan 14, 2021 ————————— frozen over
Jan 7, 2021 ————————— frozen over
Dec 30, 2020 ————————— frozen over
Dec 21, 2020 ————————— frozen over
Dec 17, 2020 ————————— frozen over
Dec 10, 2020 ————————— frozen over
Dec 3, 2020 ————————— frozen over
Nov 27, 2020 — 13.72 0.1 2.2 9.21 0.02 26 5.86 —
Nov 19, 2020 — 18.79 2.7 2.3 8.72 0.02 30 3.35 —
Nov 12, 2020 — 13.29 2.3 1.4 8.9 0.04 42 7.19 —
Nov 5, 2020 — 12 5.5 2.5 8.77 0.02 18 5.05 —
Oct 29, 2020 — 12.79 1.2 2.2 8.95 0.02 32 6.27 —
Oct 22, 2020 — 12.41 3.6 0.01 9.1 0.02 64 10.84 —
Oct 15, 2020 — 9.47 8.6 0.01 8.98 0.01 72 11.34 —
Oct 8, 2020 — 9.36 11.6 0.4 8.83 0.02 104 10.59 —
Oct 1, 2020 326 8.82 11.5 0.37 8.9 0.02 75 9.81 —
Sep 24, 2020 167 6.93 18.2 0.2 8.57 0.03 136 10.65 —
Sep 17, 2020 206 7.88 16.3 1.2 8.64 0.02 148 7.32 —
Sep 10, 2020 45 9.44 12.1 0.15 8.68 0.03 70 10.79 —
Sep 3, 2020 105 6.63 18.8 1.7 8.42 0.02 74 11.3 —
Aug 27, 2020 219 5.23 24.9 0.02 8.33 0.02 70 9.66 —
Aug 20, 2020 81 5.7 22.8 0.01 8.42 0.02 89 10.83 —
Aug 11, 2020 387 6.56 22.9 0.01 8.49 0.02 64 9.47 —
Aug 4, 2020 52 7.91 21.4 0.01 8.52 0.02 86 3.18 —
Jul 28, 2020 62 6.48 25.3 0.69 8.64 0.02 94 5 —
Jul 21, 2020 86 7.42 25 1.8 8.38 0.01 54 4 —
Jul 14, 2020 236 6.15 25 2 8.35 0.02 72 6 —
Jul 8, 2020 3,106 6.9 26 2.6 8.29 0.02 124 1.9 —
Jun 30, 2020 411 7.08 25 2.5 8.26 0.02 132 1.38 —
Jun 23, 2020 365 7.52 21.4 2.7 8.32 0.01 98 3 —
Jun 17, 2020 199 7.06 23 3.7 8.38 0.02 83 4 —
Jun 9, 2020 115 7.3 23.5 1.4 8.29 0.03 108 3 —
Jun 2, 2020 52 7.13 22.2 1.8 8.34 0.01 72 3 —
May 26, 2020 156 7.55 18.3 2.1 8.28 0.03 67 2.8 —
May 19, 2020 138 9.3 14.1 1.7 8.38 0.01 54 3 —
May 12, 2020 34 10.72 9.3 2.1 8.52 0.02 24 4 —
May 5, 2020 22 8.66 14.4 1.1 8.46 0.01 37 4 —
Apr 28, 2020 — 8.95 14.7 1.3 8.39 0.01 33 3 —
Apr 21, 2020 — 10.2 9.9 2 8.56 0.02 35 3 —
Apr 16, 2020 — 12.23 4.1 2 8.75 0.02 32 5 —
Apr 7, 2020 — 11.52 8.2 2.7 8.46 0.03 46 3 —
Mar 31, 2020 — 11.14 6.8 3.2 8.32 0.03 72 4 —
Mar 24, 2020 — 12.49 3.5 3 8.32 0.04 57 3 —
Mar 17, 2020 — 12.48 1.2 2.6 8.23 0.16 74 5 —
Mar 9, 2020 — 11.84 0.7 2.9 8.04 0.31 230 7 —
Mar 3, 2020 ————————— frozen over
Feb 25, 2020 ————————— frozen over
Feb 18, 2020 ————————— frozen over
Feb 11, 2020 ————————— frozen over
Feb 4, 2020 ————————— frozen over
Jan 28, 2020 ————————— frozen over
Jan 21, 2020 ————————— frozen over
Jan 14, 2020 ————————— frozen over
Jan 6, 2020 ————————— frozen over
Dec 31, 2019 ————————— frozen over
Dec 23, 2019 ————————— frozen over
Dec 17, 2019 ————————— frozen over
Dec 10, 2019 ————————— frozen over
Dec 3, 2019 — 14.34 0 3.3 8.25 0.02 26.4 4 —
Nov 26, 2019 — 13 1.9 3.1 8.31 0.04 31 1.13 —
Nov 19, 2019 — 13.76 1.9 3.3 8.25 0.04 46 1.9 —
Nov 12, 2019 — 14.5 0 3.1 8.25 0.03 31 3.7 —
Nov 7, 2019 — 13.35 1.5 3 8.3 0.02 27 2.7 —
Oct 29, 2019 — 12.18 3.9 2.9 8.22 0.02 32 1.64 —
Oct 22, 2019 — 9.65 8.2 2.9 8.28 0.02 42.5 2.5 —
Oct 15, 2019 — 11.92 4.8 2.4 8.29 0.05 38.5 2.63 —
Oct 8, 2019 — 9.65 11.2 2 8.23 0.02 65.2 4.4 —
Oct 1, 2019 ————————— Sample point inaccessible due 60th St. road construction.
Sep 26, 2019 ————————— Sample point inaccessible due to flood waters
Sep 24, 2019 ————————— Sample point inaccessible due to flood waters
Sep 20, 2019 ————————— Sample point inaccessible due to flood waters
Sep 17, 2019 ————————— Sample point inaccessible due to flood waters
Sep 12, 2019 ≥ 2,420 —— 1.2 7.82 0.18 194 3.6 — pH in lab past holding
Sep 10, 2019 ≥ 2,420 —— 1 — 0.03 63 1.79 — Meter Repair, No Field Data
Sep 6, 2019 44 —— 1 8.22 0.01 64 2.5 — pH in lab past holding
Sep 4, 2019 59 —— 1 8.2 0.01 54 1.6 — pH in lab past holding
Aug 29, 2019 161 —— 1.1 8.14 0.02 55 2 — Meter Repair, pH in lab past holding time
Aug 27, 2019 ≥ 2,420 —— 0.91 — 0.01 62 2.7 — Meter Repair, No Field Data
Aug 22, 2019 326 —— 0.74 — 0.02 59 2.8 — Meter Repair, No Field Data
Aug 20, 2019 1,046 —— 1.2 — 0.02 117 2.4 — Meter Repair, No Field Data
Aug 15, 2019 121 —— 1 — 0.02 75 2.7 — Meter Error, No Field Data
Aug 13, 2019 52 7.45 22.39 0.94 8.18 0.03 86 2.9 1.01
Aug 8, 2019 43 6.81 24.96 0.85 8.11 0.04 85 3.5 1.05
Aug 5, 2019 72 5.67 24.58 0.85 7.77 0.03 61 2.6 1.01
Aug 1, 2019 79 7.18 22.4 1 8.06 0.04 74 2.5 0.94
Jul 30, 2019 461 6.62 23.01 0.96 8.15 0.03 76 4 1.03
Jul 23, 2019 222 6.87 23 0.94 8.03 0.04 55 11.8 0.9
Jul 22, 2019 547 6.28 23.01 0.98 8.1 0.09 68 2.6 0.88
Jul 18, 2019 201 6.25 26.35 0.6 8.06 0.03 48 0.75 0.87
Jul 16, 2019 488 6.23 25.9 0.77 8.04 0.02 43 1.49 0.79
Jul 11, 2019 921 7.07 23.4 1.5 8.06 0.03 72 3.3 0.88
Jul 9, 2019 ≥ 2,420 6.8 24.03 1.3 8.09 0.04 84 2.8 0.86
Jul 3, 2019 192 6.49 25.67 1.9 8.08 0.03 69 1.42 0.97
Jul 1, 2019 236 6.28 25.98 2 8.02 0.03 75 3.1 0.96
Jun 26, 2019 214 7.27 22.35 1.8 8.05 0.05 80 — 1.03
Jun 25, 2019 261 7.41 20.28 1.7 8.05 0.07 80 2.47 1.03
Jun 20, 2019 111 6.78 21.72 1.9 7.98 0.05 68 2.6 0.95
Jun 18, 2019 435 6.69 21.63 1.8 7.98 0.05 66 6 0.99
Jun 13, 2019 1,414 7.3 17.9 1.7 7.91 0.25 55.5 1.71 1.01
Jun 11, 2019 24 6.83 20.28 1.3 7.87 0.2 48 1.94 1.05
Jun 6, 2019 276 7.54 22.98 1.1 8.13 0.03 32.5 0.89 1.02
Jun 4, 2019 29 7.6 20.86 1.1 8.18 0.03 46 2.16 0.99
May 30, 2019 548 8.04 15.52 1.4 7.88 0.04 56 3.6 0.79
May 28, 2019 816 8.42 15.92 0.81 8.2 0.04 26 5.8 0.84
May 23, 2019 1,300 8.62 11.4 1.1 7.82 0.02 19.2 2.1 0.84
May 21, 2019 178 8.82 11.79 1.1 8.11 0.01 30.4 0.03 0.91
May 16, 2019 75 8.78 18.88 0.79 8.3 0.01 28 3.2 0.94
May 14, 2019 44 10.12 14.38 0.93 8.07 0 20 1.52 0.89
May 9, 2019 228 10.45 9.83 1.2 7.91 0.07 82.7 1.77 0.94
May 7, 2019 28 10.01 12.45 0.93 8.04 0 104 3.8 0.95
Apr 30, 2019 — 11.2 9.17 1.2 8.16 0 24 2.55 0.83
Apr 23, 2019 ————————— Sample point inaccessible due to flood waters
Apr 18, 2019 — 9.65 2.6 — 8.68 ————
Apr 16, 2019 ————————— Sample point inaccessible due to flood waters.
Apr 9, 2019 ————————— Sample point inaccessible due to flood waters.
Apr 2, 2019 ————————— Sample point inaccessible due to flood waters.
Mar 26, 2019 ————————— Sample point inaccessible due to flood waters.
Mar 19, 2019 ————————— frozen over
Mar 12, 2019 ————————— frozen over
Mar 5, 2019 ————————— frozen over
Feb 26, 2019 ————————— frozen over
Feb 19, 2019 ————————— frozen over
Feb 12, 2019 ————————— frozen over
Feb 1, 2019 ————————— frozen over
Jan 8, 2019 ————————— frozen over
Jan 2, 2019 ————————— frozen over
Dec 27, 2018 ————————— frozen over
Dec 18, 2018 ————————— frozen over
Dec 11, 2018 ————————— frozen over
Dec 4, 2018 ————————— frozen over
Nov 27, 2018 — 13.99 -0.05 5.7 7.91 0.12 10 4.6 1.05
Nov 20, 2018 — 14.57 -0.04 5.8 7.96 0.02 13.5 4.8 1.2
Nov 15, 2018 — 14.68 0.33 6.5 8.3 0.01 14 3.8 1.19
Nov 8, 2018 — 14.16 2.07 5.4 8.21 0.08 30 3.3 1.14
Nov 6, 2018 — 12.35 4.67 4.5 8.03 0.03 31 3.4 1.11
Oct 30, 2018 — 10.91 8.35 4.8 8.15 0.03 36 4.7 1.13
Oct 25, 2018 — 11.67 7.79 4.9 8.32 0.03 34 3.1 1.14
Oct 16, 2018 — 12.41 5.43 5 8.34 0.04 58 1.99 1.01
Oct 10, 2018 — 11.11 8.29 4.2 8.17 0.02 100 4.2 1.01
Oct 2, 2018 — 1.09 10.89 4.5 8.28 0.03 40 1.5 —
Sep 27, 2018 1,553 9.49 13.88 3.6 7.96 0.11 200 2.8 0.96
Sep 25, 2018 1,733 8.84 14.69 2.9 7.86 0.03 122 4.7 0.81
Sep 20, 2018 ≥ 2,420 0.85 17.8 1.1 8.08 0.07 194 4 7.88
Sep 18, 2018 548 7.51 20.28 0.67 8.38 0.05 70 9.1 1.04
Sep 13, 2018 108 7.55 20.27 1.1 8.32 0.03 42 7.6 1.04
Sep 11, 2018 140 8 19.23 1.1 8.33 0.06 75 5.9 0.92
Sep 6, 2018 79 8.32 18.96 0.91 8.2 0.06 51 5.8 1.09
Sep 4, 2018 79 7.1 22.59 0.65 8.2 0.05 29 8.1 1.05
Aug 30, 2018 111 8.36 19.13 0.03 8.29 0.02 80 12.5 0.96
Aug 28, 2018 133 6.97 21.76 0.01 8.29 0.02 54 9.4 0.93
Aug 23, 2018 102 8.1 19.47 1.4 8.4 0.03 81 6 0.99
Aug 21, 2018 ≥ 2,420 8.74 19.3 1.5 8.41 0.03 82 4.7 0.92
Aug 17, 2018 120 8.53 22.89 0.87 8.14 0.04 — 6.2 1.03
Aug 14, 2018 80 7.21 25.12 0.88 8.31 0.03 56 5.3 1.03
Aug 9, 2018 816 7.66 23.92 1.3 8.42 0 94 5.9 1
Aug 6, 2018 ≥ 2,420 7.97 21.82 1.6 8.44 0.03 52 4.2 1.06
Aug 2, 2018 53 7.51 20.86 1.9 8.26 0.02 27 3.5 1.07
Jul 31, 2018 88 7.77 21.88 2.2 8.35 0.02 42 2.3 1.05
Jul 26, 2018 155 6.82 23.61 1 7.91 0.02 63.5 4.3 0.75
Jul 24, 2018 387 6.13 23.99 1.2 8.12 0.03 113 1.6 0.57
Jul 19, 2018 1,986 6.1 23.96 2.8 8.01 0.05 114 2.9 1.07
Jul 16, 2018 365 6.46 24.17 2.7 8.21 0.04 120 5.8 1.02
Jul 12, 2018 201 6.5 26.59 2.8 8.29 0.04 100 2.1 1.05
Jul 9, 2018 158 6.46 25.72 2.3 8.24 0.03 34 4.1 0.92
Jul 5, 2018 488 5.7 24.36 3.5 8.11 0.04 39 3.4 0.85
Jul 3, 2018 1,733 6.05 22.46 3.4 7.98 0.08 95 2.2 0.69
Jun 28, 2018 1,120 6.66 22.19 5 7.8 0.05 85 5 0.77
Jun 25, 2018 488 7.12 21.79 5 8.16 0.04 88 1.6 0.89
Jun 21, 2018 ≥ 2,420 6.95 18.78 3.2 7.76 0.13 64 5.2 0.8
Jun 19, 2018 210 6.4 23.05 1.6 8.24 0.1 80 3.6 1
Jun 14, 2018 281 6.59 22.01 1.7 8.5 0.04 69 1 1.09
Jun 12, 2018 411 7.11 21.82 1.4 8.35 0.07 84 2.3 1.08
Jun 7, 2018 86 7.9 22.74 0.8 8.33 0.02 68 4.2 1.09
Jun 4, 2018 82 6.93 20.33 0.68 8.37 0.02 50 4.1 1.08
May 31, 2018 28 7 24.7 0.16 8.59 0.02 54.5 5 1.06
May 29, 2018 43 7.11 24.26 0.16 8.55 0.02 41 5 1.06
May 24, 2018 34 7.28 21.87 0.66 8.36 0.01 36 3.4 1.04
May 22, 2018 29 8.71 15.69 0.73 8.38 0.02 39 3.1 1.04
May 17, 2018 34 7.29 20.15 0.87 8.08 0.01 23.5 2.61 0.99
May 15, 2018 24 7.74 14.14 1.1 8.17 0.02 18 — 0.96
May 10, 2018 7 8.14 17.99 0.56 8.05 0.03 36 4.6 0.88
May 8, 2018 5 7.55 18.03 0.46 8.01 0.01 26 4.3 0.83
May 3, 2018 200 8.56 16.3 0.55 8.18 0.02 38 4.1 0.69
May 1, 2018 40 8.34 14.82 0.85 8.25 0.05 58 3.6 0.63
Apr 24, 2018 — 10.31 8.71 2.8 7.68 0.21 129 4.3 0.57
Apr 20, 2018 — 12.74 4.29 2 8.3 0.44 104 4.2 0.68
Apr 12, 2018 — 13.08 5.32 3.2 7.54 0.42 92 4.1 0.94
Apr 3, 2018 — 14.19 1.22 4 7.18 0.59 104 4.1 0.59
Mar 27, 2018 — 13.97 0.47 2.7 8.42 0.75 156 9.6 0.53
Mar 16, 2018 ————————— frozen over
Mar 5, 2018 ————————— frozen over
Feb 27, 2018 ————————— frozen over
Feb 21, 2018 ————————— frozen over
Feb 13, 2018 ————————— frozen over
Feb 6, 2018 ————————— frozen over
Jan 30, 2018 ————————— frozen over
Jan 23, 2018 ————————— frozen over
Jan 17, 2018 ————————— frozen over
Jan 9, 2018 ————————— frozen over
Jan 2, 2018 ————————— frozen over
Dec 26, 2017 ————————— frozen over
Dec 19, 2017 — 15.01 0.16 4.9 8.23 0.04 7 2.3 1.13
Dec 12, 2017 ————————— frozen over
Dec 4, 2017 — 14.12 2.63 4.3 8.33 0.02 8 3.9 1.07
Nov 28, 2017 — 14.24 3.96 5.1 8.35 0.05 13 2.1 1.09
Nov 21, 2017 — 14.86 0.44 5 8.32 0.05 12.5 1 1.08
Nov 14, 2017 — 14.14 2.83 4.9 8.27 0.06 15.5 4 1.1
Nov 7, 2017 — 14.65 1.92 4.5 8.12 0.04 20.8 2.5 1.07
Oct 31, 2017 — 13.97 2.12 3.7 8.27 0.04 25 2 1.06
Oct 24, 2017 — 10.76 9.42 5.8 8.27 0.02 51 2.1 1.06
Oct 17, 2017 — 10.89 9.96 3.5 8.22 0.03 48 2.1 1.03
Oct 10, 2017 — 9.05 11.43 2.4 8.06 0.05 128 2.6 0.82
Oct 3, 2017 — 9.1 14.72 2.2 8.12 0.07 158 2.8 0.82
Sep 28, 2017 1,203 8.91 14.78 1.5 8.03 0.04 142 2.2 0.74
Sep 26, 2017 517 8.28 16.4 1.7 8.35 0.02 117 5.1 0.88
Sep 22, 2017 214 7.56 21.2 0.6 8.33 0.04 69 7.7 0.82
Sep 19, 2017 44 7.59 18.81 0.3 8.33 0.04 49 8.3 0.82
Sep 14, 2017 56 7.55 21.07 0.63 8.33 0.01 32 8.9 0.84
Sep 12, 2017 49 13.5 22.47 0.93 8.62 0.03 55 10.7 0.86
Sep 7, 2017 93 13.43 19.2 1.5 8.75 0.04 49 8.5 0.93
Sep 5, 2017 124 8.46 18.79 1.9 8.5 0.01 41 3.4 0.93
Aug 31, 2017 365 8.87 23.27 1.4 8.43 0.03 677 6 0.75
Aug 29, 2017 205 9.14 21.34 0.84 8.45 0.05 68 8.3 0.8
Aug 24, 2017 201 11.91 21.86 0.95 8.79 0.04 58 5.7 0.81
Aug 22, 2017 683 7.59 20.86 0.75 8.39 0.03 115 4.5 0.73
Aug 17, 2017 565 14.92 21.59 0.01 9.14 0.02 132 15.9 0.7
Aug 15, 2017 73 7.94 19.9 0.01 8.9 0.02 138 13.2 0.71
Aug 10, 2017 104 15.3 22.2 0.01 9.33 0.03 167 14.4 0.73
Aug 8, 2017 37 10.57 19.9 0.01 8.55 0.02 134 12.5 0.78
Aug 3, 2017 68 6.99 22.84 0.2 8.28 0.01 99 7.7 0.82
Aug 1, 2017 121 8.43 26.18 0.16 8.38 0.04 138 6.8 0.72
Jul 27, 2017 215 7.29 24.51 0.59 8.5 0.02 107.5 5.6 0.74
Jul 25, 2017 213 6.64 24.43 0.93 8.13 0.03 175 7.6 0.59
Jul 20, 2017 41 12.02 26.56 0.01 8.89 0.02 105 10.8 0.8
Jul 18, 2017 160 6.68 25.48 0.01 8.58 0.03 108 7.9 0.71
Jul 14, 2017 80 7.43 23.31 0.01 8.33 0.01 41 9.1 0.97
Jul 11, 2017 31 6.61 25 0.02 8.36 0.03 30 7.6 0.97
Jul 7, 2017 74 7.38 24.52 0.41 8.36 0.04 42 7.4 0.93
Jul 3, 2017 117 9.67 21.94 1.2 8.47 0.03 52.5 11.7 0.95
Jun 29, 2017 114 14.99 22.73 1.5 8.89 0.04 89 13.5 0.86
Jun 27, 2017 84 10.04 18.52 0.78 8.56 0.02 88 13.9 0.92
Jun 22, 2017 132 14.38 22.85 1.3 8.88 0.04 142 12.5 0.94
Jun 20, 2017 228 9.3 20.69 3.2 8.51 0.02 108 5.7 1.05
Jun 15, 2017 832 5.76 24.18 3.8 8.28 0.1 133 2.9 1.03
Jun 13, 2017 435 5.65 22.39 2.1 8.41 0.06 68 3.6 1.11
Jun 8, 2017 62 8.72 25.28 1.7 8.5 0.02 80 6 1.11
Jun 6, 2017 75 6.49 22.13 2.4 8.33 0.03 84 4.2 1.14
Jun 1, 2017 121 8.61 18.62 3.4 8.32 0.01 97 4 1.16
May 31, 2017 108 8.52 16.14 3.6 8.34 0.02 94 3.4 1.15
May 25, 2017 288 8.35 14.43 — 8.19 0.03 108 3 1.05
May 23, 2017 789 7.03 11.08 5 8.15 0.04 72 2.5 1
May 18, 2017 4,839 22.52 16.09 1.7 8.31 0.08 98 7.8 1.01
May 15, 2017 816 8.41 20.09 1 8.57 0.06 55 12 1.02
May 11, 2017 38 10.18 17.65 1.6 8.63 0.02 42 7.7 1.09
May 9, 2017 25 8.13 17.59 2.1 8.39 0.03 52 6.3 1.09
May 4, 2017 104 13.62 12.61 4 8.28 0.03 70 3.1 1.05
May 2, 2017 ≥ 2,420 9.66 6.71 2.4 8.35 0.03 43 3 1.01
Apr 27, 2017 — 10.02 6.79 1.3 8.52 0.02 19 4.9 1.1
Apr 18, 2017 — 7.2 14.24 1.4 8.41 0.03 56 4.8 1.08
Apr 11, 2017 — 10.55 7.51 1.6 8.48 0.03 52 3.2 1.11
Apr 4, 2017 — 9.05 10.28 2.1 8.45 0.02 65 4.3 1.1
Mar 28, 2017 — 11.2 5.92 1.9 8.4 0.02 53 — 1.07
Mar 21, 2017 — 11.21 4.6 2.6 8.38 0.03 76.7 5.2 1.09
Mar 16, 2017 ————————— frozen over
Mar 7, 2017 — 10.7 5.45 2.4 8.36 0.1 51 1.9 0.94
Feb 28, 2017 — 14.71 2 2.1 8.21 0.25 100 3.4 0.75
Feb 22, 2017 — 14.36 1.38 2 8.03 0.3 412 7 0.6
Feb 14, 2017 ————————— frozen over
Feb 6, 2017 ————————— frozen over
Jan 31, 2017 ————————— frozen over
Jan 23, 2017 ————————— frozen over
Jan 17, 2017 ————————— frozen over
Jan 10, 2017 ————————— frozen over
Jan 3, 2017 ————————— frozen over
Dec 27, 2016 ————————— frozen over
Dec 20, 2016 ————————— frozen over
Dec 13, 2016 ————————— frozen over
Dec 5, 2016 — 10.85 1.44 5.1 8.22 0.04 30.4 2.5 1.04
Nov 29, 2016 — 16.82 2.09 3.9 8.19 0.01 24.7 6.1 0.98
Nov 21, 2016 — 19.75 0.45 3 8.21 0.04 8.8 3 0.98
Nov 15, 2016 — 8.91 6.18 2.4 8.13 0.03 20 3.5 0.97
Nov 8, 2016 — 11.64 8.64 — 8.18 0.02 26.7 3.5 0.96
Nov 1, 2016 — 11.24 8.73 3.3 8.23 0.02 18 3.4 1.03
Oct 25, 2016 — 11.67 6.59 3.4 8.19 0.04 30 3.6 1.05
Oct 18, 2016 — 7.06 12.96 3.2 8.18 0.03 46 4.5 1.08
Oct 11, 2016 — 8.95 12.05 3.7 8.12 0.05 36 — 0.96
Oct 4, 2016 — 8.78 16.28 1.7 8.1 —— 5.9 0.92
Sep 29, 2016 96 9.93 13.32 0.29 8.18 0.02 76 13.1 0.87
Sep 27, 2016 86 10.18 13.75 0.01 8.29 0.02 94 10.5 0.83
Sep 22, 2016 160 10.18 20.59 0.55 8.04 0.02 62 8.8 0.92
Sep 20, 2016 146 9.32 18.69 0.85 8.17 0.02 65 8.3 0.92
Sep 15, 2016 1,159 8.47 17.33 0.01 8.16 0.07 160 15.2 0.75
Sep 13, 2016 282 8.59 16.95 0.01 8.45 0.01 91 10 0.78
Sep 8, 2016 299 9.65 22.38 0.01 8.92 0.02 86 13.4 0.8
Sep 6, 2016 187 7.81 21.4 0.01 8.2 0.02 61 16.3 0.78
Sep 1, 2016 41 5.79 21.71 0.01 7.65 0.02 66 12.8 0.83
Aug 30, 2016 41 9.07 23.53 0.01 8.44 0.02 68 11.8 0.88
Aug 25, 2016 63 10.11 21.47 0.7 8.7 0.02 85 5.4 0.95
Aug 23, 2016 144 7.57 21.53 0.78 8.48 0.02 108 5.8 0.92
Aug 18, 2016 63 6.95 24.88 0.01 8.62 0.02 146 10.4 0.71
Aug 16, 2016 122 6.43 23.17 0.01 8.51 0.03 178 13.5 0.7
Aug 11, 2016 4,839 4.96 25.27 0.01 8.06 0.04 80.5 11.6 0.77
Aug 10, 2016 53 4.28 26.26 0.01 8.16 0.03 82 11.7 0.82
Aug 4, 2016 26 10.87 26.38 0.01 8.62 0.03 38 17 0.83
Aug 2, 2016 34 5.31 23.92 0.01 8.22 0.02 50 13.7 0.82
Jul 28, 2016 113 8.49 24.76 0.01 8.39 0.02 84 12.4 0.81
Jul 26, 2016 201 5.99 25.32 0.16 8.44 0.03 92 6.9 0.97
Jul 20, 2016 68 5.55 25.62 0.03 8.45 0.05 51 12.1 0.83
Jul 19, 2016 192 6.63 25.14 0.01 8.58 0.02 60 12.4 0.81
Jul 14, 2016 185 10.18 24.9 2 8.52 0.04 23 6.5 0.85
Jul 12, 2016 1,414 5.66 23.33 1.5 7.82 0.07 94 6.2 0.69
Jul 7, 2016 259 11.05 24.71 0.01 8.47 0.03 30 8.9 0.95
Jul 5, 2016 63 7.6 23.37 0.32 8.15 0.02 27 9.5 1.01
Jun 30, 2016 336 10.28 25.94 1 8.65 0.01 34 10.5 0.99
Jun 28, 2016 178 7.32 22.46 1.6 8.57 0.04 55 6 1.11
Jun 23, 2016 275 6.58 25.19 4.3 8.17 0.02 97.5 7.5 1
Jun 21, 2016 488 6.11 24.15 2.9 8.43 0.02 25 5.8 1.07
Jun 16, 2016 355 10.38 26.07 2.5 8.71 0.02 103 9.6 1.12
Jun 14, 2016 426 6.18 24.67 2.5 8.53 0.02 70 6.9 1.16
Jun 8, 2016 74 7.26 19.55 3.9 8.24 0.01 96 7.7 1.25
Jun 7, 2016 250 7.68 13.95 4.2 8.31 0.02 111 4 1.23
Jun 2, 2016 410 7.8 20.12 5.2 8.17 0.02 132 4.8 1.22
May 31, 2016 1,259 6.36 20.45 6.9 8.11 — 127 5.6 1.01
May 26, 2016 2,419.6 9.86 22.5 2.5 8.56 — 58 — 1.03
May 24, 2016 80 8.12 18.73 2.8 8.25 — 59 — 1.06
May 19, 2016 79 10.66 17.9 4.1 8.53 0.05 65 4.4 1.09
May 17, 2016 93 9.33 13.08 4.9 8.31 — 60 2.7 1.08
May 12, 2016 ≥ 2,420 7.86 15.63 3.1 8.14 0.01 12.5 — 1.09
May 9, 2016 45 10.21 18.13 2.9 8.4 0.01 28 5.9 1.12
May 6, 2016 64 8.51 15.62 3.8 8.21 — 55 4.1 1.13
May 3, 2016 172 11.05 11.28 4.8 8.38 0.02 74 — 1.1
Apr 26, 2016 — 9 14.5 2.3 8.39 —— 8.4 1.06
Apr 21, 2016 — 10.54 13.23 2.5 8.24 ——— 1.01
Apr 14, 2016 — 10.2 10.82 4.4 8.05 ——— 1.08
Apr 5, 2016 — 10.56 8.47 3.3 8.27 — 46.7 3.5 1.04
Mar 29, 2016 — 12.44 5.97 4 8.33 — 48 2.4 1.03
Mar 22, 2016 — 12.23 5.93 2.7 8.33 — 52 — 0.99
Mar 15, 2016 — 10.51 10.45 4.3 8.1 0.05 103 — 0.89
Mar 8, 2016 — 12.31 4.83 4 18.21 not charted — 118 8.2 0.94
Mar 1, 2016 ————————— frozen over
Feb 23, 2016 ————————— frozen over
Feb 16, 2016 ————————— frozen over
Feb 9, 2016 ————————— frozen over
Feb 1, 2016 ————————— frozen over
Jan 26, 2016 ————————— frozen over
Jan 19, 2016 ————————— frozen over
Jan 12, 2016 ————————— frozen over
Jan 5, 2016 ————————— frozen over
Dec 31, 2015 ————————— frozen over
Dec 22, 2015 ————————— frozen over
Dec 17, 2015 — 14.16 0.57 4.1 8.19 0.04 14 3.3 1.06
Dec 10, 2015 — 13.97 0.77 4.5 8.01 0.08 11.2 3.3 1.05
Dec 3, 2015 ————————— frozen over
Nov 24, 2015 ————————— frozen over
Nov 17, 2015 — 10.62 8.58 1.7 8.29 0.02 13 3.7 0.92
Nov 12, 2015 — 14.18 4.68 1.7 8.17 0.04 21 5 0.96
Nov 3, 2015 — 12.3 9.01 1.2 8.24 0.05 38 8.7 0.93
Oct 27, 2015 — 10.63 9.68 0.93 8.2 0.02 28 8.4 0.9
Oct 20, 2015 — 10.01 12.64 0.07 8.09 — 48 12.7 0.85
Oct 13, 2015 — 10.1 11.8 0.01 6.86 — 45 11.4 0.79
Oct 6, 2015 — 7.75 14.19 0.13 8.07 — 30 11 0.77
Oct 1, 2015 — 7.63 15.59 0.01 7.9 0.04 67 11.3 0.73
Sep 29, 2015 — 7.41 17.37 0.01 8.39 0.02 66 — 0.73
Sep 24, 2015 — 6.05 19.54 0.01 7.71 — 64 10 0.69
Sep 22, 2015 47 6.15 19.33 0.01 7.88 — 64 — 0.78
Sep 17, 2015 — 5.68 21.83 0.01 7.97 — 63 — 0.73
Sep 15, 2015 — 6.91 19.54 — 6.77 — 65 9.8 0.75
Sep 9, 2015 50 6.34 20.22 0.02 7.76 — 46 — 0.82
Sep 8, 2015 105 6.4 22.04 0.01 8.19 — 50 9.4 0.82
Sep 3, 2015 122 6.71 22.8 0.52 7.76 — 39 — 0.91
Sep 1, 2015 99 6.92 22.17 0.97 6.7 — 45 — 0.94
Aug 26, 2015 226 8.01 19.43 1.8 7.81 0.04 88 2.7 0.89
Aug 25, 2015 308 7.41 18.21 2 7.73 0.05 94.5 3.2 0.85
Aug 20, 2015 ≥ 2,420 8.6 18.67 2.1 7.69 0.03 132 6.3 0.82
Aug 18, 2015 980 6.45 19.96 1.3 8.15 0.04 60 7.8 0.83
Aug 13, 2015 517 5.12 23.9 1.6 7.67 0.07 151 4.8 0.55
Aug 11, 2015 1,553 6.02 23.22 0.24 6.91 0.06 176 9.1 0.58
Aug 6, 2015 48 5.3 22.98 0.01 8.01 0.07 106 10.2 0.67
Aug 4, 2015 88 6.54 23.22 0.03 7.93 0.04 89 8.2 0.71
Jul 30, 2015 613 6.08 23.59 0.64 7.97 0.03 41 6.2 0.68
Jul 28, 2015 461 5.57 25.14 0.01 6.62 0.03 71 10.1 0.73
Jul 23, 2015 50 5.19 23.48 0.01 7.94 0.04 38 7.5 0.79
Jul 21, 2015 38 5.86 22.81 0.01 8.1 0.04 40 8.8 0.79
Jul 16, 2015 86 5.59 24.59 2.3 8.08 0.06 37 5 0.88
Jul 14, 2015 292 5.42 25.35 2.8 7.73 0.04 56 3.2 0.83
Jul 9, 2015 1,012 6.19 21.16 4.1 7.61 0.05 107 3.5 0.72
Jul 7, 2015 ≥ 2,420 5.68 21.67 2.1 8.06 0.14 230 3.5 0.41
Jul 2, 2015 316 6.51 20.68 2.4 7.38 0.05 71 2.9 0.89
Jun 30, 2015 225 6.5 23.76 2.4 6.94 0.04 38 3.1 0.83
Jun 25, 2015 308 6.6 22.24 2.7 7.88 0.03 57.5 5.3 0.78
Jun 23, 2015 1,203 5.99 23.67 1.9 7.11 0.08 208 7.3 0.77
Jun 18, 2015 66 6.53 19.26 0.98 7.64 0.04 58 8.3 0.88
Jun 16, 2015 140 9.56 22.75 1.8 8.2 0.02 58 7.5 0.93
Jun 11, 2015 521 6.23 21.54 2.9 7.92 0.1 113 4.2 0.83
Jun 9, 2015 ≥ 2,420 5.8 23.1 2.4 6.54 0.15 190 3.3 0.6
Jun 4, 2015 152 6.4 19.7 1.1 7.28 0.06 79 7.8 0.88
Jun 2, 2015 238 9.79 14.34 0.53 8.31 0.02 92 5.9 0.86
May 28, 2015 201 7.6 18.36 0.63 7.41 — 61 5.6 0.92
May 26, 2015 153 9.09 16.98 0.96 8.05 — 47 — 0.93
May 20, 2015 727 11 12.53 1.5 7.92 — 33 — 0.84
May 19, 2015 1,120 15.14 11.23 1.2 6.85 — 86 — 0.75
May 14, 2015 2,282 7.62 13.82 0.37 7.83 — 70 7.4 0.75
May 12, 2015 ≥ 2,420 15.34 12.78 0.01 8.34 0.03 73 9.8 0.73
May 7, 2015 33 6.77 17.89 — 8.15 — 48 — 0.75
Apr 30, 2015 — 9.2 14.65 0.01 8.38 0.04 69.5 12.6 0.71
Apr 23, 2015 — 10.7 10.06 0.01 8.44 0.03 49.3 10.3 0.79
Apr 16, 2015 — 14.13 15.01 0.01 7.4 0.04 48 11.2 0.75
Apr 9, 2015 — 12.08 7.57 0.01 6.64 0.03 34 9.3 0.76
Apr 2, 2015 — 11.52 11.4 0.87 7.06 0.09 48 9.4 0.82
Mar 26, 2015 — 13.09 4.02 1.2 6.52 — 17.2 3.8 0.67
Mar 19, 2015 — 13.88 6.45 0.95 6.26 0.6 66 — 0.43
Mar 12, 2015 ————————— frozen over
Mar 5, 2015 ————————— frozen over
Feb 26, 2015 ————————— frozen over
Feb 17, 2015 ————————— frozen over
Feb 12, 2015 ————————— frozen over
Feb 5, 2015 ————————— frozen over
Jan 26, 2015 ————————— frozen over
Jan 21, 2015 ————————— frozen over
Jan 12, 2015 ————————— frozen over
Jan 9, 2015 ————————— frozen over
Dec 29, 2014 ————————— frozen over
Dec 23, 2014 ————————— frozen over
Dec 18, 2014 ————————— frozen over
Dec 11, 2014 ————————— frozen over
Dec 5, 2014 ————————— frozen over
Nov 26, 2014 ————————— frozen over
Nov 21, 2014 ————————— frozen over
Nov 14, 2014 ————————— frozen over
Nov 7, 2014 — 12.71 6.7 0.76 8.36 0.05 12 4.2 0.85
Oct 31, 2014 — 12.46 5.55 0.12 8.45 0.02 25 6.9 0.83
Oct 24, 2014 — 9.1 12.5 0.02 8.41 0.03 38 6.7 0.82
Oct 17, 2014 — 10.15 10.84 0.24 8.6 0.12 51 7.2 0.84
Oct 10, 2014 — 11.05 8.87 0.01 8.62 0.01 50 8.1 0.84
Oct 3, 2014 — 8.75 13.09 0.01 8.39 0.02 46 7 0.81
Sep 26, 2014 148 6.97 18.33 0.01 8.6 0.02 46.5 5.8 0.86
Sep 25, 2014 114 8.2 17.49 0.08 8.53 0.02 49 5.2 0.87
Sep 19, 2014 306 7.83 17.74 0.73 8.65 0.02 74 5.4 0.92
Sep 17, 2014 260 13.33 17.67 0.74 8.78 0.03 86 7.8 0.9
Sep 12, 2014 3,973 9.91 14.76 0.5 8.46 0.02 66 5.6 0.86
Sep 11, 2014 ≥ 2,420 8.45 15.87 0.04 8.45 0.06 56 — 0.87
Sep 5, 2014 261 6.97 18.99 0.59 8.7 0.07 76 4.1 0.93
Sep 3, 2014 727 7.03 20.99 0.64 8.57 0.02 56 6.3 0.91
Aug 29, 2014 105 6.45 21.5 0.12 8.63 ——— 0.83
Aug 26, 2014 613 6.17 21.47 0.01 8.61 0.03 112 6.6 0.85
Aug 22, 2014 59 5.78 25.33 0.51 8.3 0.04 90 5 0.9
Aug 18, 2014 162 5.06 23.82 0.52 8.26 0.02 123 4.1 0.73
Aug 14, 2014 921 5.66 21.4 0.37 8.49 0.03 138 7.8 0.88
Aug 11, 2014 39 6.92 21.5 0.01 8.31 0.04 93 5.9 0.82
Aug 8, 2014 85 6.64 21.54 0.01 7.92 0.06 56 4 0.83
Aug 5, 2014 185 8.78 23.83 — 8.3 0.11 46 5.4 0.87
Aug 1, 2014 138 8.05 23.4 0.61 8.33 0.01 98 4.1 0.91
Jul 28, 2014 61 6.87 22 0.01 7.82 0.02 71 2.8 0.83
Jul 24, 2014 160 6.25 23.14 0.01 8.13 0.01 119 4.9 0.81
Jul 23, 2014 44 7.75 25.45 0.01 8.45 0.01 160 10.8 0.8
Jul 17, 2014 101 8.05 20.69 0.47 8.68 0.03 80 4.2 0.81
Jul 15, 2014 365 8.54 21.21 0.53 8.31 0.02 74 5.4 0.94
Jul 9, 2014 99 8.71 23.93 0.86 8.46 0.03 32 4.7 0.93
Jul 7, 2014 147 6.7 23.71 0.8 8.32 0.03 37 2.9 0.94
Jul 3, 2014 194 7.35 19.7 1.8 8.09 0.03 73 — 0.84
Jul 2, 2014 201 7.34 19.13 1.6 8.08 0.03 95.5 2.5 0.83
Jun 27, 2014 248 6.17 22.95 2 8.2 — 97 6 0.88
Jun 26, 2014 308 6.01 23.4 2.1 8.09 0.04 110 — 0.9
Jun 18, 2014 8,704 6.58 19.34 1.9 7.93 0.15 384 4.3 0.62
Jun 17, 2014 ≥ 24,196 6.32 17.9 1.1 7.61 0.19 540 — 0.43
Jun 11, 2014 770 6.53 19.72 1.5 8.01 0.09 172 3 0.77
Jun 10, 2014 980 6.92 19 1.4 7.99 0.09 208 5.1 0.77
Jun 6, 2014 ≥ 2,420 7.38 21.52 1.1 8.07 0.2 200 3.6 0.71
Jun 5, 2014 1,414 6.46 20.65 1.3 8.08 0.2 145 5 0.82
May 29, 2014 105 6.74 22.65 0.01 8.5 — 31 5.3 0.93
May 28, 2014 96 8.36 21.81 0.01 8.49 — 30.5 4.2 0.94
May 23, 2014 15 8.76 18.1 0.21 8.5 — 39.5 3.4 0.98
May 19, 2014 10 11.04 11.03 0.3 8.25 — 38.7 — 0.98
May 16, 2014 71 12.68 9.53 0.11 8.48 — 58.7 — 0.95
May 15, 2014 96 11.21 11.12 0.01 8.66 — 76 — 0.92
May 6, 2014 15 12.7 12.79 0.41 8.6 — 46 5.1 0.99
May 5, 2014 14 12.78 12.34 0.45 8.32 — 62 4 0.98
May 1, 2014 96 13.85 8 0.07 8.56 0.01 137.3 6.3 0.94
Apr 29, 2014 64 12.01 8.63 0.01 8.4 0.01 56 — 0.93
Apr 25, 2014 9.7 10.31 12.18 0.01 8.36 0.01 137 — 0.88
Apr 24, 2014 20 11.31 12.76 0.01 8.72 0.02 91 8.2 0.89
Apr 17, 2014 11 15.46 5.97 0.56 8.52 0.02 52 5.1 0.79
Apr 15, 2014 13.2 12.35 6.95 0.91 8.29 0.01 71 — 0.81
Apr 10, 2014 11 10.39 11.89 1.2 8.33 0.12 56 — 0.76
Apr 7, 2014 — 10.96 6.34 1.2 8.22 0.32 81 — 0.65
Apr 2, 2014 25 12.6 3.4 1.5 8.51 0.49 133 — 0.68
Mar 31, 2014 — 12.12 4.98 1.4 8.39 0.59 132 — 0.63
Mar 26, 2014 — 13.48 1.22 1.7 8.12 — 48.4 — 0.55
Mar 21, 2014 — 13.51 0.39 2.2 7.94 — 34.5 — 0.5
Mar 20, 2014 — 14.08 0.55 2 7.75 — 23 — 0.46
Mar 14, 2014 — 13.43 0.99 3 7.59 — 5 — 0.62
Nov 19, 2013 8 12.95 4.05 1.6 9.25 0.01 9 2.6 0.89
Nov 18, 2013 8 12.68 4.78 1.6 9.14 0.02 7.5 3.3 0.94
Nov 8, 2013 15 15.19 3.63 1.7 9.22 0.01 23 3.5 0.9
Nov 4, 2013 43 12.55 6.1 1.6 9.12 0.02 18 3.4 0.88
Oct 31, 2013 32 12.99 5.75 1.6 9.17 0.02 20 3.6 0.86
Oct 28, 2013 45 14.52 7.02 1.7 9.22 0.01 14 3.4 0.86
Oct 25, 2013 24 12.99 5.54 1.5 9.13 0.05 12.5 2.5 0.75
Oct 22, 2013 216.4 14.28 7.18 1.7 9.24 0.01 21 4.5 0.87
Oct 18, 2013 2,419.6 12.35 6.71 1.1 9.17 0.01 20 3.4 0.89
Oct 16, 2013 145 11.52 9.76 0.69 9.62 0.03 19 5.6 0.87
Oct 9, 2013 58.8 9.58 12.76 0.01 9.22 0.02 37 7.9 0.93
Oct 7, 2013 30.9 10.71 10.31 0.01 8.46 0.02 26 7.7 0.9
Oct 2, 2013 62 9.02 15.88 0.01 9.46 0.01 36 7.4 0.93
Oct 1, 2013 99 9.16 16.47 0.01 7.12 0.01 36 7.9 0.91
Sep 26, 2013 214 7.08 17.55 0.01 8.94 0.01 42 7.2 1.02
Sep 23, 2013 161 8.15 16.3 0.01 8.99 0.02 59 6.9 1.02
Sep 20, 2013 326 7.44 15.93 0.01 9.02 0.01 48 6.1 0.99
Sep 18, 2013 28 7.81 19.23 0.03 8.24 0.01 62 4.8 0.93
Sep 11, 2013 77 5.22 20.86 0.01 8.63 0.07 38 4.1 1.23
Sep 10, 2013 68 5.08 22.87 0.96 8.42 0.01 53 4.8 1.21
Sep 5, 2013 45 5.28 22.21 0.01 8.44 0.02 40 5.4 1.22
Sep 3, 2013 58 5.31 19.79 0.01 9.39 0.01 29 4 1.17
Aug 29, 2013 70 4.98 26.95 0.01 8.81 0.02 41 3.7 1
Aug 26, 2013 83 7.74 26.8 0.01 8.77 0.01 38 4.1 1.02
Aug 23, 2013 50 6.12 23.61 0.03 8.46 0.04 26 4.4 0.94
Aug 21, 2013 58 5.73 24.75 0.01 8.88 0.01 37 3 0.97
Aug 13, 2013 160 7.07 21.23 0.85 8.98 0.01 24 2.2 0.92
Aug 12, 2013 249 8 21.55 0.91 8.78 0.01 42 2.4 0.94
Aug 9, 2013 64 6.65 21.11 1.5 8.59 0.01 19 2 0.99
Aug 6, 2013 42 6.3 22.14 1.3 8.54 0.02 38 1.7 1
Jul 31, 2013 73 7.03 20.72 1.5 8.56 0.03 42 1.5 0.99
Jul 29, 2013 59 6.93 19.8 1.3 8.55 0.06 66 1.2 0.98
Jul 26, 2013 121 7.01 22.6 1.3 8.55 0.03 76 1 0.96
Jul 23, 2013 178 6.34 25.11 1.3 8.48 0.01 109 3.4 0.91
Jul 17, 2013 ≥ 2,420 6 25.74 1 7.96 0.09 76 1.8 0.93
Jul 15, 2013 114 5.88 24.06 0.84 8.44 0.07 91 2.1 0.99
Jul 11, 2013 260 6.18 25.47 0.63 8.43 0.06 36 8.8 0.95
Jul 10, 2013 111 5.11 23.86 0.65 8.29 0.01 63 2.3 1.27
Jul 3, 2013 260 7.91 23.44 — 8.17 0.11 95 3 0 not charted
Jul 1, 2013 82 9.1 21.9 0.3 8.5 0.1 137 4 0 not charted
Jun 27, 2013 1,725 6.14 24.61 2 8.43 0.07 166 3.6 0.56
Jun 25, 2013 2,613 8.13 22.88 2.3 8.44 0.09 173 4.4 0.89
Jun 20, 2013 261 6.1 23.23 1.3 8.55 0.05 106 8.1 0.99
Jun 17, 2013 184 6.53 22.25 1.5 8.41 0.05 135 3.3 0.95
Jun 13, 2013 548 8.64 19.51 2.1 8.45 0.07 150 2.3 0.9
Jun 11, 2013 ≥ 2,420 9.24 20.07 3.7 8.38 0.03 178 3.5 0.96
Jun 6, 2013 155 8.95 18.15 0.89 8.57 0.04 60 3.1 0.96
Jun 4, 2013 118 7.88 16.97 0.83 8.44 0.03 126 3.1 0.86
May 31, 2013 816 10.2 18.75 1.7 8.6 — 124 — 0.97
May 29, 2013 326 9.26 17.16 0.01 8.69 — 54 5.8 0.93
May 21, 2013 43 8.03 17.92 0.01 8.79 — 50 7.1 0.93
May 20, 2013 — 6.91 19.52 0.02 8.53 — 46 5.2 0.94
May 17, 2013 62 10.52 15.49 0.07 8.61 — 55 4.8 0.69
May 15, 2013 22 11.45 14.24 0.01 8.66 — 79 5.2 0.99
May 10, 2013 84 12.56 13.67 1 8.67 — 64 2.7 0.99
May 9, 2013 — 11.42 14.44 1 8.66 — 76 3.7 1.02
Apr 30, 2013 33 8.36 14.56 2.2 8.49 — 181 6.3 0.87
Apr 29, 2013 30 9.75 13.24 2.3 8.52 — 96 — 0.93
Apr 26, 2013 18 11.1 8.34 2 8.49 — 42 5.9 0.95
Apr 25, 2013 34 15.09 5.12 1.9 8.59 — 39 3.8 0.97
Apr 19, 2013 30 14.36 2.09 2.1 8.62 — 38 4 0.91
Apr 16, 2013 54 13.52 6.08 2.1 8.59 — 47 3.7 0.91
Apr 12, 2013 26 12.89 3.47 — 8.5 — 55 2.9 0.72
Apr 9, 2013 71 12.02 5.24 2 8.34 — 220 6.2 0.69
Apr 5, 2013 15 14.63 4.36 1.1 8.34 — 67 6.3 0.59
Apr 3, 2013 41 15.78 1.62 0.67 9.41 — 179 11.9 0.54
Dec 5, 2012 15 17.1 1.55 1.2 7.32 0.03 36 7.8 0.98
Dec 4, 2012 36 13.54 2.2 1.2 8.11 0.06 40 10.1 0.92
Nov 29, 2012 13 13.31 2.6 0.28 7.52 0.01 36 7.8 1.25
Nov 28, 2012 5 15.4 1.18 0.7 7.08 0.01 31 8 0.91
Nov 20, 2012 30 12.05 7.89 0.64 7.79 0.02 48 11.2 0.01
Nov 15, 2012 17 17.7 3.4 0.36 8.56 0.01 38.5 10.8 0.84
Nov 13, 2012 21 16.71 0.72 0.28 8.52 0.03 25 10.4 0.88
Nov 8, 2012 20 12.34 14.94 0.27 7.96 0.02 35 8.8 0.01
Nov 5, 2012 14 15.75 4.91 0.39 8.82 0.1 40 9.3 0.83
Oct 31, 2012 56 12.82 12.1 0.06 8.29 0.03 32 10.1 0.01
Oct 30, 2012 67 15.26 6.3 0.06 8.5 0.02 35 9.9 0.84
Oct 24, 2012 81 10.7 13.1 0.01 7.85 0.04 49 6.7 0.02
Oct 22, 2012 124 10.26 16.02 0.01 7.78 0.05 47 6.5 0.01
Oct 19, 2012 240 10.12 14.37 0.01 7.53 0.03 32 8.4 0.05
Oct 16, 2012 — 8.85 11.48 0.01 8.45 0.03 47 9.1 0.91
Oct 10, 2012 248 8.7 7.08 0.01 8.53 0.03 37.5 8.2 0.96
Oct 9, 2012 50 9.61 9.61 0.01 8.01 0.04 34.5 8 0.92
Oct 4, 2012 91 8.16 11.34 0.01 9.12 0.03 39.5 3.4 0.91
Oct 2, 2012 99 6.51 15.64 — 8.9 0.02 49.5 4.8 0.93
Sep 28, 2012 56 7.91 13.42 0.01 8.69 0.03 24 3.3 0.94
Sep 25, 2012 86 7.88 13.13 0.01 8.74 0.01 24 2.6 0.94
Sep 21, 2012 99 7.31 14.86 0.01 8.67 0.01 31 4.2 0.92
Sep 18, 2012 127 5.57 15.75 0.01 8.75 0.02 26 3.6 0.9
Sep 14, 2012 66 5.77 17.67 0.02 8.78 0.01 25.5 2.5 0.83
Sep 11, 2012 86 7.36 18.94 0.01 8.66 0.02 280 4.4 0.88
Sep 7, 2012 68 7.12 20.18 0.01 8.78 0.03 3.8 3.8 0.86
Sep 4, 2012 461 5.75 23.17 0.01 8.7 0.02 26 2.9 0.85
Aug 30, 2012 69 5.35 24.04 0.01 8.83 0.04 34 2.5 0.85
Aug 28, 2012 74 5.6 24.26 0.06 8.62 0.02 31 3.7 0.85
Aug 23, 2012 161 4.63 22.66 0.01 8.49 0.04 34 5.3 0.84
Aug 21, 2012 345 5.97 21.28 0.01 8.93 0.01 54 4.9 0.83
Aug 17, 2012 57 5.45 20.08 0.02 8.76 0.02 41 8.4 0.84
Aug 14, 2012 66 6.01 21.22 0.02 8.28 0.02 44 3.6 0.84
Aug 9, 2012 214 4.96 23.34 0.02 8.36 0.04 65 5 0.88
Aug 7, 2012 111 4.05 25.5 0.02 8.52 0.02 64 4.8 0.83
Aug 3, 2012 147 4.9 26.83 0.02 8.65 0.05 91.3 5.8 0.87
Aug 1, 2012 445 7.63 26.35 0.01 8.52 0.03 80 7.1 0
Jul 30, 2012 — 10.36 29.9 0.01 8.78 0.02 64.5 8.3 0.8
Jul 28, 2012 109 4.62 27.66 0.01 8.26 0.01 71 2.5 0.89
Jul 27, 2012 54 7.83 25.61 0.01 8.51 0.05 66.5 6.2 0.06
Jul 25, 2012 186 7.23 27.1 0.02 7.6 0.04 43 4.1 0
Jul 17, 2012 93 5.14 26.11 0.03 8.29 0.01 62 5.8 0.89
Jul 13, 2012 86 7.6 24.2 0.01 8.31 0.02 48 4.5 0
Jul 10, 2012 39 8.27 23.6 0.03 4.7 not charted 0.03 49 4.7 0.02
Jul 5, 2012 99 7.55 26.4 0.01 8.05 0.01 43 5.3 0.01
Jul 2, 2012 119 8.24 26.2 0.1 8.58 0.01 70 7.2 0.01
Jun 28, 2012 81 8.41 23.62 0.54 7.72 0.01 77 6 0.01
Jun 26, 2012 96 7.6 23.5 0.66 8.38 0.01 80 6.9 0.1
Jun 22, 2012 148 6.75 22.3 0.28 8.39 0.02 61 7.7 0.88
Jun 19, 2012 210 8.44 24.83 0.78 8.24 0.03 69 6.9 1.23
Jun 14, 2012 179 7.28 22.6 1.7 7.5 0.03 51 5.6 0 not charted
Jun 11, 2012 228 8.92 22.1 1.7 8.13 0.07 134 2 0 not charted
Jun 8, 2012 126 10.9 22.6 2.1 8.29 0.02 61 4.7 0 not charted
Jun 5, 2012 75 8.21 25.5 3.2 8.44 0.07 73 3.4 0 not charted

From the city's SWQ Samples table, as of October 12, 2026. Every published row for this site is here, including the 168 that measured nothing; 9 values fall outside what the instrument could have read, and are listed with a badge rather than charted. The city splits some visits across two rows — where two rows carry the same site and the same instant, their fields are combined into one sample; two rows at different times on one day stay two samples. Dates are the city's own, read as calendar dates: the earliest rows carry no time of day, so any other reading would move them.