Season (date) | Reservoiry | Water qualityz | Nutrient level | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
Chla (μg/L) | DO (mg/L) | EC (μS/cm) | pH | Temp (°C) | Turb (NTU) | NH4 | NO3 | NO2 | PO4 | ||
(mg/L) | |||||||||||
Springx (4/11/12) | VA10 | 0.55 | 8.58 | 243.00 | 5.40 | 12.28 | 3.90 | 0.29 | 7.42 | 0.09 | < 0.01 |
VA11 | 24.30 | 9.07 | 437.33 | 6.32 | 16.42 | 52.10 | 5.18 | 12.07 | 0.09 | 1.76 | |
VA12 | 32.90 | 9.49 | 252.00 | 6.65 | 18.08 | 7.7 | 2.54 | 5.17 | 0.09 | 0.69 | |
VA13 | 2.5 | 9.85 | 192.93 | 7.46 | 17.60 | 45.3 | 0.29 | 0.46 | 0.09 | 0.01 | |
Summer (7/16/12) | VA10 | 0.70 | 6.79 | 241.67 | 5.87 | 20.75 | 3.60 | 0.29 | 25.78 | 0.11 | 0.09 |
VA11 | 23.60 | 6.20 | 741.33 | 6.12 | 28.95 | 17.00 | 0.65 | 165.52 | 0.81 | 18.92 | |
VA12 | 31.40 | 10.40 | 328.33 | 7.75 | 29.85 | 2.17 | 0.48 | 50.31 | 1.79 | 6.56 | |
VA13 | 3.71 | 10.39 | 311.00 | 10.3 | 29.66 | 17.02 | 0.29 | 0.15 | 0.09 | 0.09 | |
Fall (10/1/12) | VA10 | 0 | 8.11 | 244.00 | 6.02 | 17.32 | 2.60 | 0.29 | 39.42 | 0.09 | 0.09 |
VA11 | 26.73 | 5.83 | 343.67 | 6.65 | 19.92 | 6.20 | 1.16 | 86.82 | 1.72 | 15.64 | |
VA12 | 51.07 | 7.38 | 230.00 | 7.22 | 22.35 | 14.57 | 0.29 | 41.8 | 0.66 | 8.14 | |
VA13 | 24.87 | 7.06 | 181.33 | 9.42 | 21.63 | 76.07 | 0.29 | 0.09 | 0.09 | 0.09 | |
Winter (1/22/13) | VA10 | 1.33 | 9.75 | 236.00 | 5.57 | 8.39 | 1.27 | 0.09 | 21.94 | 0.16 | 0.09 |
VA11 | 11.60 | 11.88 | 71.00 | 6.23 | 6.59 | 37.17 | 0.45 | 6.81 | 0.19 | 2.25 | |
VA12 | 13.60 | 11.4 | 79.67 | 6.79 | 7.47 | 33.30 | 0.21 | 4.01 | 0.28 | 2.52 | |
VA13 | 45.03 | 8.93 | 240.00 | 5.79 | 12.86 | 6.13 | 0.09 | 2.42 | 0.09 | 0.09 |