Ravine Lake Outlet
| Type | Water Quality Monitoring |
|---|---|
| Purpose | Regional |
110188 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 2020-10-28 |
58 | 0.02 | 0.17 | 0.2034 | 0.75 | 0.1518 | 0.05 | 0.0925 | 0.2775 | 0.393 | |
| Cadmium (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.0001 | 0.0002 | 0.0002 | 0.0005 | 0.0001 | 0.0001 | 0.0001 | 0.0002 | 0.0002 | |
| Chloride (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 24.6 | 38.15 | 38.13 | 61.0 | 5.453 | 32.53 | 34.5 | 41.6 | 43.43 | |
| Chromium (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.0001 | 0.0003 | 0.0007 | 0.0046 | 0.0008 | 0.0001 | 0.0002 | 0.0007 | 0.0016 | |
| Copper (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.0003 | 0.0003 | 0.0013 | 0.0052 | 0.0016 | 0.0003 | 0.0003 | 0.0015 | 0.005 | |
| Discharge (cfs) | 2015-04-29 to 2020-11-03 |
110130 | 0.202 | 1.508 | 1.588 | 18.18 | 0.6273 | 0.8271 | 1.151 | 1.992 | 2.37 | |
| Dissolved Oxygen (mg/L) | 2015-05-27 to 2020-10-28 |
32 | 3.31 | 7.69 | 7.79 | 14.76 | 2.935 | 3.954 | 5.52 | 9.637 | 11.83 | |
| Escherichia coli (MPN/100ml) | 2015-05-27 to 2020-10-28 |
39 | 8.0 | 29.0 | 87.62 | 770.0 | 168.3 | 13.4 | 16.5 | 58.5 | 154.2 | |
| Hardness, carbonate (mg/L CaCO3) | 2015-05-27 to 2020-10-28 |
58 | 112.0 | 188.0 | 191.3 | 276.7 | 44.08 | 133.4 | 157.0 | 217.5 | 256.2 | |
| Kjeldahl nitrogen (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.47 | 1.1 | 1.146 | 3.3 | 0.564 | 0.57 | 0.7775 | 1.3 | 1.73 | |
| Lead (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.0001 | 0.0003 | 0.0009 | 0.013 | 0.0018 | 0.0001 | 0.0002 | 0.001 | 0.0023 | |
| Level (ft) | 2015-04-29 to 2020-11-03 |
110130 | 0.233 | 3.789 | 3.287 | 4.297 | 1.26 | 0.39 | 3.654 | 3.911 | 4.019 | |
| Nickel (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.0002 | 0.0003 | 0.0007 | 0.005 | 0.0009 | 0.0003 | 0.0003 | 0.0007 | 0.0014 | |
| Nitrate (NO3) as N (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.05 | 1.05 | 1.382 | 5.58 | 1.145 | 0.17 | 0.5425 | 2.038 | 3.026 | |
| Nitrite (NO2) as N (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.03 | 0.07 | 0.0695 | 0.15 | 0.031 | 0.03 | 0.0425 | 0.09 | 0.11 | |
| pH | 2015-05-27 to 2020-10-28 |
30 | 7.7 | 8.3 | 8.405 | 9.5 | 0.4529 | 8.005 | 8.127 | 8.538 | 9.129 | |
| Phosphorus as P (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.02 | 0.055 | 0.0844 | 0.45 | 0.0816 | 0.0254 | 0.0355 | 0.0998 | 0.1595 | |
| 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 2020-09-29 |
26 | 332.0 | 473.5 | 465.9 | 634.0 | 83.14 | 363.5 | 391.8 | 502.2 | 587.5 | |
| Total Dissolved Phosphorus (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.02 | 0.02 | 0.028 | 0.29 | 0.0354 | 0.02 | 0.02 | 0.024 | 0.0323 | |
| Total suspended solids (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 1.0 | 8.0 | 29.45 | 524.0 | 72.35 | 2.0 | 4.0 | 24.0 | 76.4 | |
| Total volatile solids (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 1.0 | 4.5 | 7.655 | 82.0 | 11.79 | 1.7 | 2.0 | 8.0 | 13.6 | |
| 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 2020-10-28 |
32 | 4.3 | 18.85 | 18.71 | 26.2 | 5.042 | 12.58 | 16.18 | 22.55 | 24.47 | |
| Zinc (mg/l) | 2015-05-27 to 2020-10-28 |
58 | 0.0008 | 0.0032 | 0.0047 | 0.0495 | 0.0069 | 0.0011 | 0.0012 | 0.005 | 0.0093 |