Type | Water Quality Monitoring |
---|---|
Purpose | Subwatershed |
Comments | The area velocity (A/V) sensor was placed on the invert of a 1 ft pipe 25 ft NW of the outlet of the pond, under an open beehive access hole at the NE corner of the lot at 1555 St. Johns Drive, Woodbury, MN, SE ¼, Sec. 11 T.28N – R.21W. |
29941 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) | 2021-08-08 to 2022-05-12 |
5 | 0.06 | 0.06 | 0.064 | 0.08 | 0.008 | 0.06 | 0.06 | 0.06 | 0.072 | |
Cadmium (μg/L) | 2021-08-08 to 2022-05-12 |
5 | 0.1 | 0.1 | 0.104 | 0.12 | 0.008 | 0.1 | 0.1 | 0.1 | 0.112 | |
Chloride (mg/l) | 2021-08-08 to 2022-05-12 |
5 | 25.5 | 30.4 | 30.22 | 35.0 | 3.086 | 26.9 | 29.0 | 31.2 | 33.48 | |
Chromium (μg/L) | 2021-08-08 to 2022-05-12 |
5 | 1.0 | 1.0 | 1.0 | 1.0 | 0.0 | 1.0 | 1.0 | 1.0 | 1.0 | |
Copper (μg/L) | 2021-08-08 to 2022-05-12 |
5 | 0.5 | 0.62 | 1.07 | 2.8 | 0.8792 | 0.5 | 0.5 | 0.93 | 2.052 | |
Discharge (cfs) | 2021-06-03 to 2022-10-25 |
29936 | 0.0 | 0.0985 | 0.2845 | 2.452 | 0.4362 | 0.0076 | 0.0301 | 0.3383 | 0.8062 | |
Hardness, carbonate (mg/L CaCO3) | 2021-08-08 to 2022-05-12 |
5 | 63.4 | 68.0 | 68.32 | 75.4 | 4.339 | 63.8 | 64.4 | 70.4 | 73.4 | |
Kjeldahl nitrogen (mg/l) | 2021-08-08 to 2022-05-12 |
5 | 0.79 | 1.1 | 1.358 | 2.5 | 0.6039 | 0.874 | 1.0 | 1.4 | 2.06 | |
Lead (μg/L) | 2021-08-08 to 2022-05-12 |
5 | 0.5 | 0.5 | 0.502 | 0.51 | 0.004 | 0.5 | 0.5 | 0.5 | 0.506 | |
Level (ft) | 2021-06-03 to 2022-10-25 |
29936 | 0.001 | 0.07 | 0.0895 | 0.503 | 0.0874 | 0.008 | 0.012 | 0.135 | 0.202 | |
Nickel (μg/L) | 2021-08-08 to 2022-05-12 |
5 | 0.62 | 0.71 | 0.744 | 0.88 | 0.0909 | 0.652 | 0.7 | 0.81 | 0.852 | |
Nitrate (NO3) as N (mg/l) | 2021-08-17 to 2022-05-12 |
4 | 0.2 | 0.2 | 0.2 | 0.2 | 0.0 | 0.2 | 0.2 | 0.2 | 0.2 | |
Nitrite (NO2) as N (mg/l) | 2021-08-17 to 2022-05-12 |
4 | 0.06 | 0.06 | 0.06 | 0.06 | 0.0 | 0.06 | 0.06 | 0.06 | 0.06 | |
Phosphorus as P (mg/l) | 2021-08-08 to 2022-05-12 |
5 | 0.059 | 0.098 | 0.1224 | 0.265 | 0.0728 | 0.0714 | 0.09 | 0.1 | 0.199 | |
Total Dissolved Phosphorus (mg/l) | 2021-08-08 to 2022-05-12 |
5 | 0.02 | 0.02 | 0.0266 | 0.043 | 0.0091 | 0.02 | 0.02 | 0.03 | 0.0378 | |
Total suspended solids (mg/l) | 2021-08-08 to 2022-05-12 |
5 | 5.0 | 11.0 | 15.8 | 45.0 | 14.85 | 5.4 | 6.0 | 12.0 | 31.8 | |
Total volatile solids (mg/l) | 2021-08-08 to 2022-05-12 |
5 | 4.0 | 9.0 | 13.2 | 38.0 | 12.61 | 4.4 | 5.0 | 10.0 | 26.8 | |
Velocity (ft/s) | 2021-06-03 to 2022-10-25 |
29936 | 0.005 | 1.588 | 2.195 | 6.562 | 1.881 | 0.274 | 0.734 | 3.392 | 5.421 | |
Zinc (μg/L) | 2021-08-08 to 2022-05-12 |
5 | 5.0 | 5.0 | 5.3 | 6.5 | 0.6 | 5.0 | 5.0 | 5.0 | 5.9 |