Ravine Lake Outlet
| Type | Water Quality Monitoring |
|---|---|
| Purpose | Regional |
161977 sampling events recorded.
| Parameter | Period | Records | Charts | Min | Median | Mean | Max | Std.Dev. | Pct-10th | Pct-25th | Pct-75th | Pct-90th |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ammonia-nitrogen (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 0.02 | 0.18 | 0.22 | 0.86 | 0.1718 | 0.06 | 0.09 | 0.3 | 0.456 | |
| Cadmium (μg/L) | 2015-05-27 to 2023-10-09 |
85 | 0.063 | 0.18 | 0.1623 | 0.5 | 0.1015 | 0.063 | 0.1 | 0.2 | 0.2 | |
| Chloride (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 24.6 | 40.2 | 40.02 | 61.0 | 5.941 | 33.42 | 35.7 | 43.5 | 47.02 | |
| Chromium (μg/L) | 2015-05-27 to 2023-10-09 |
85 | 0.11 | 0.72 | 1.08 | 9.3 | 1.323 | 0.154 | 0.26 | 1.2 | 2.5 | |
| Copper (μg/L) | 2015-05-27 to 2023-10-09 |
85 | 0.3 | 0.56 | 1.375 | 9.4 | 1.751 | 0.3 | 0.3 | 1.2 | 5.0 | |
| Discharge (cfs) | 2015-04-29 to 2023-10-23 |
161891 | 0.0025 | 1.317 | 1.451 | 29.96 | 1.2 | 0.4238 | 0.8291 | 1.871 | 2.359 | |
| Dissolved Oxygen (mg/L) | 2015-05-27 to 2023-10-09 |
51 | 3.31 | 7.55 | 7.849 | 16.92 | 3.012 | 4.55 | 5.61 | 9.02 | 11.84 | |
| Escherichia coli (MPN/100ml) | 2015-05-27 to 2023-10-09 |
59 | 5.0 | 45.0 | 111.0 | 770.0 | 155.9 | 14.0 | 21.0 | 135.5 | 234.6 | |
| Hardness, carbonate (mg/L CaCO3) | 2015-05-27 to 2023-10-09 |
85 | 112.0 | 195.0 | 197.0 | 307.0 | 43.48 | 140.0 | 168.0 | 228.5 | 261.4 | |
| Kjeldahl nitrogen (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 0.41 | 1.1 | 1.265 | 3.4 | 0.6385 | 0.582 | 0.83 | 1.5 | 1.9 | |
| Lead (μg/L) | 2015-05-27 to 2023-10-09 |
85 | 0.1 | 0.5 | 1.229 | 19.4 | 2.729 | 0.16 | 0.24 | 0.91 | 2.3 | |
| Level (ft) | 2015-04-29 to 2023-10-23 |
161891 | 0.233 | 3.739 | 3.443 | 6.135 | 1.078 | 0.431 | 3.638 | 3.893 | 4.019 | |
| Nickel (μg/L) | 2015-05-27 to 2023-10-09 |
85 | 0.16 | 0.5 | 0.8332 | 8.8 | 1.234 | 0.282 | 0.3 | 0.61 | 1.52 | |
| Nitrate (NO3) as N (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 0.05 | 1.08 | 1.497 | 6.53 | 1.37 | 0.2 | 0.5 | 2.17 | 3.5 | |
| Nitrite (NO2) as N (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 0.03 | 0.07 | 0.0723 | 0.15 | 0.029 | 0.03 | 0.06 | 0.09 | 0.11 | |
| pH | 2015-05-27 to 2023-10-09 |
49 | 7.7 | 8.3 | 8.394 | 9.75 | 0.4449 | 7.914 | 8.12 | 8.55 | 9.02 | |
| Phosphorus as P (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 0.02 | 0.063 | 0.1028 | 0.817 | 0.125 | 0.0284 | 0.042 | 0.105 | 0.1808 | |
| Specific conductance (mg/l) | 2018-05-22 to 2018-09-26 |
3 | 316.0 | 431.0 | 444.7 | 587.0 | 111.1 | 339.0 | 373.5 | 509.0 | 555.8 | |
| Specific Conductance (µS/cm) | 2015-05-27 to 2023-10-09 |
44 | 319.0 | 459.5 | 457.9 | 634.0 | 79.51 | 358.0 | 388.8 | 498.5 | 574.9 | |
| Total Dissolved Phosphorus (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 0.02 | 0.02 | 0.0289 | 0.29 | 0.0301 | 0.02 | 0.02 | 0.027 | 0.0436 | |
| Total suspended solids (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 1.0 | 8.0 | 52.28 | 1360.0 | 171.4 | 3.0 | 4.0 | 19.0 | 98.8 | |
| Total volatile solids (mg/l) | 2015-05-27 to 2023-10-09 |
85 | 1.0 | 5.0 | 9.541 | 82.0 | 14.46 | 2.0 | 3.0 | 9.0 | 18.8 | |
| Transparency, tube with disk (cm) | 2015-05-27 to 2017-09-28 |
9 | 100.0 | 100.0 | 100.0 | 100.0 | 0.0 | 100.0 | 100.0 | 100.0 | 100.0 | |
| Velocity (ft/s) | 2015-04-29 to 2015-10-26 |
17273 | 0.463 | 1.415 | 1.321 | 2.099 | 0.3318 | 0.818 | 1.044 | 1.585 | 1.698 | |
| Water Temperature (C) | 2015-05-27 to 2023-10-09 |
51 | 4.3 | 19.9 | 19.19 | 26.6 | 5.398 | 11.8 | 16.05 | 23.9 | 25.1 | |
| Zinc (μg/L) | 2015-05-27 to 2023-10-09 |
85 | 0.8 | 5.0 | 5.731 | 49.5 | 7.703 | 1.2 | 1.4 | 5.0 | 9.8 |