O'Conner's Creek at 80th St
| Type | Water Quality Monitoring |
|---|---|
| Purpose | Waterbody |
| Comments | The area-velocity (A/V) sensor was placed on the invert of the upstream end of the east side of a double box culvert under 80th Street South NE ¼, Sec. 16 T.27N. – R.20W. |
11921 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) | 2022-06-27 to 2022-10-12 |
14 | 0.06 | 0.06 | 0.0679 | 0.11 | 0.0161 | 0.06 | 0.06 | 0.06 | 0.094 | |
| Cadmium (μg/L) | 2022-06-27 to 2022-10-12 |
14 | 0.1 | 0.1 | 0.1143 | 0.22 | 0.0344 | 0.1 | 0.1 | 0.1 | 0.152 | |
| Chloride (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 20.3 | 24.65 | 24.24 | 26.7 | 1.945 | 22.2 | 22.68 | 26.18 | 26.4 | |
| Chromium (μg/L) | 2022-06-27 to 2022-10-12 |
14 | 1.0 | 1.0 | 1.35 | 3.9 | 0.7744 | 1.0 | 1.0 | 1.25 | 1.96 | |
| Copper (μg/L) | 2022-06-27 to 2022-10-12 |
14 | 0.5 | 1.0 | 1.409 | 6.5 | 1.603 | 0.5 | 0.5 | 1.075 | 2.88 | |
| Discharge (cfs) | 2022-06-23 to 2022-10-25 |
11907 | 0.8194 | 1.28 | 1.365 | 12.71 | 0.6408 | 1.04 | 1.134 | 1.421 | 1.588 | |
| Dissolved Oxygen (mg/L) | 2022-06-27 to 2022-10-12 |
6 | 10.04 | 10.88 | 10.9 | 12.57 | 0.8258 | 10.09 | 10.33 | 10.9 | 11.73 | |
| Escherichia coli (MPN/100ml) | 2022-06-27 to 2022-10-12 |
6 | 114.0 | 250.0 | 255.3 | 461.0 | 110.3 | 140.0 | 180.5 | 287.2 | 376.0 | |
| Hardness, carbonate (mg/L CaCO3) | 2022-06-27 to 2022-10-12 |
14 | 262.0 | 289.5 | 289.4 | 322.0 | 14.62 | 269.6 | 284.2 | 295.5 | 302.7 | |
| Kjeldahl nitrogen (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 0.08 | 0.66 | 0.6471 | 1.8 | 0.4989 | 0.11 | 0.2025 | 0.8975 | 1.24 | |
| Lead (μg/L) | 2022-06-27 to 2022-10-12 |
14 | 0.5 | 0.5 | 0.7586 | 2.9 | 0.6297 | 0.5 | 0.5 | 0.63 | 1.132 | |
| Level (ft) | 2022-06-23 to 2022-10-25 |
11907 | 1.24 | 1.339 | 1.351 | 2.631 | 0.0925 | 1.289 | 1.309 | 1.367 | 1.399 | |
| Nickel (μg/L) | 2022-06-27 to 2022-10-12 |
14 | 0.5 | 0.735 | 0.9471 | 3.3 | 0.7316 | 0.5 | 0.5 | 0.925 | 1.55 | |
| Nitrate (NO3) as N (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 6.42 | 10.15 | 10.13 | 12.2 | 1.597 | 8.445 | 9.46 | 11.6 | 12.04 | |
| Nitrite (NO2) as N (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 0.06 | 0.06 | 0.06 | 0.06 | 0.0 | 0.06 | 0.06 | 0.06 | 0.06 | |
| pH | 2022-06-27 to 2022-10-12 |
6 | 7.77 | 8.23 | 8.192 | 8.47 | 0.2156 | 7.96 | 8.155 | 8.297 | 8.385 | |
| Phosphorus as P (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 0.021 | 0.097 | 0.1107 | 0.335 | 0.0844 | 0.0293 | 0.0432 | 0.1323 | 0.2138 | |
| Specific Conductance (µS/cm) | 2022-06-27 to 2022-09-13 |
5 | 440.0 | 457.0 | 481.4 | 568.0 | 47.08 | 443.2 | 448.0 | 494.0 | 538.4 | |
| Total Dissolved Phosphorus (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 0.02 | 0.035 | 0.044 | 0.083 | 0.0227 | 0.0213 | 0.0248 | 0.0658 | 0.0784 | |
| Total suspended solids (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 3.0 | 17.0 | 35.29 | 233.0 | 58.97 | 3.0 | 3.0 | 29.75 | 72.5 | |
| Total volatile solids (mg/l) | 2022-06-27 to 2022-10-12 |
14 | 3.0 | 4.5 | 8.143 | 34.0 | 8.526 | 3.0 | 3.0 | 9.25 | 17.3 | |
| Water Temperature (C) | 2022-06-27 to 2022-10-12 |
6 | 10.5 | 11.75 | 11.88 | 14.5 | 1.326 | 10.55 | 10.88 | 12.1 | 13.35 | |
| Zinc (μg/L) | 2022-06-27 to 2022-10-12 |
14 | 5.0 | 5.4 | 9.75 | 44.8 | 10.1 | 5.0 | 5.0 | 11.07 | 11.92 |