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Sacramento River Basin NAWQA Program

Water-Quality Assessment of the Sacramento River
Basin, California: Water-Quality, Sediment and Tissue
Chemistry, and Biological Data, 1995-1998
(Open-File Report 2000-391)

Sacramento Slough near Knights Landing, California

Field measurements, total hardness, and suspended sediment

Number of significant figures do not reflect analytical method reporting levels.

Method reporting levels of all analytes

[mg/L - milligrams per liter, µS/cm - microsiemens per centimeter, E- estimated discharge value]


Date Time Water Temperature (degrees Celsius) Instantaneous Discharge (cubic meters per second) Specific Conductance (µS/cm) Dissolved Oxygen (mg/L) Dissolved Oxygen, Percent of Saturation (percent) pH (standard units) Alkalinity (mg/L As CaCO3) Total Hardness (mg/L as CaCO3) Suspended Sediment (mg/L)
2/12/96 1230 16 flooded 242 8.4 85 7.6 82 84 47
3/11/96 1300 12.7 flooded 153 11.2 105 7.8 68 60 43
4/22/96 1100 16.1 E50.98 278 9.1 92 7.9 130 120 67
5/23/96 1030 14.9 flooded   10.1   7.6 62 63 56
6/13/96 1030 26.2 E24.36 309 5.9 73 7.9 140 130 108
7/22/96 1050 27.8 E16.43 323 5.1 65 7.9 100 130 79
8/26/96 1100 24.1 901 310 6.8 81 7.8 140 130 73
9/10/96 1100 21.9 868 325 9 103 7.5 140 130 69
10/17/96 1000 16.3 156 390 8.1 82 8 94 150 56
11/7/96 0930 12.4 778 305 8.8 81 7.7 130 120 68
12/5/96 1100 10.8 84 335 9.6 87 8 160 140 53
3/6/97 1130 11.9 E19.26 307 9.8 90 8.7 120 120 148
4/29/97 1040 18.8 E23.79 254 7.6 82 8 90 100 110
5/14/97 1030 23.4 E18.41 397 6.6 78 7.9 140 130  
6/19/97 1200 26.4 E18.97 343 6.1 76 7.9 160 150 83
7/24/97 1030 25.3 E18.12 405 6.3 77 7.7 150 140 93
8/13/97 1030 24.8 E27.19 341 7 84 7.8 160 140 67
9/24/97 1430 22.9 E10.76 478 7.6 89 8 170 170 65
10/29/97 1000 14.7 E14.16 370 7.4 73 7.9 150 140 77
11/25/97 1000 12.8 E18.12 332 7.4 70 8 150 130 44
12/16/97 1030 8.3 E45.31 301 9.5 80 8 130 120 37
1/28/98 1100 10.3 flooded 143 7.2 64 7.8 60 55 30
2/25/98 1100 9.7 flooded 124 10.2 90 7.8 54 52 134
3/25/98 1120 13.5 flooded 126 10 97 7.5 50 52 182
4/22/98 1000 21.2 E82.13 261 7.2 82 7.8 120 110