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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)

Feather River near Nicolaus, 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]


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)
2/23/96 1020 10.1 1973.9 74 10.7 94 7.8 29 30 88
3/19/96 1330 14.1 421.97 75 12 116 7.7 32 32 92
4/4/96 1520 13 455.95 73 11.1 104 7.4 30 32 45
5/14/96 0940 16.9 150.1 85 9.5 98 7.5 34 35 16
6/11/96 1030 19.6 213.53 78 9.2 101 7.6 34 33 17
7/26/96 1000 20.2 219.76 76 9.6 106 7.4 32 35 15
8/15/96 0930 20.5 223.73 79 9 100 7.6 35 33 11
9/11/96 1030 19.4 105.07 87 15.7 170 7.6 42 37 16
10/7/96 1040 18.3 100.54 87 9 96 7.6 34 33 8
11/5/96 1030 11.2 100.25 85 10.2 92 7.7 35 35 10
12/18/96 1430 10.5 583.39 79 10.7 95 7.8 36 31 23
1/28/97 1000 9.7 1214.93 56 11.2 99 7.5 22 22 123
2/13/97 1030 8.3 693.84 68 11.8 100 7.5 28 28 72
3/12/97 1050 10.5 197.39 89 10.7 95 7.5 33 37 61
4/15/97 1100 18 55.22 122 10.4 109 7.9 45 51 17
5/19/97 1050 25.8 57.49 110 9.9 122 8.4 41 43 18
6/19/97 1020 23.6 135.65 82 8.7 103 7.8 35 34 18
7/15/97 1100 20.5 253.18 81 9.2 102 7.5 33 32 24
8/14/97 1100 20.3 157.74 80 8.7 96 7.6 33 34 13
9/19/97 1000 20.3 64.29 96 9.3 103 7.8 38 39 9
10/28/97 1030 13.4 83.54 96 10 96 7.5 36 39 28
11/24/97 1000 12.1 99.69 93 10.6 98 7.6 37 38 15
12/8/97 1100 10.7 143.02 101 10 90 7.7 35 40 71
1/12/98 1100 10.3 244.97 98 10.6 95 7.6 36 39 78
2/17/98 1100 8.6 747.65 77 11 95 7.7 32 32 35
3/24/98 1100 11.1 583.39 78 11.2 103 7.7 34 33 18
4/20/98 1020 13.2 419.14 82 13.6 129 7.7 33 34 45

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