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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 River above Bend Bridge near Red Bluff, California

Major Inorganic Constituents in filtered water (0.45 micrometer capsule filter)

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

Method reporting levels of all analytes

[mg/L - milligrams per liter, < - less than]

Date Time Calcium(mg/L) Magnesium (mg/L) Sodium (mg/L) Potassium (mg/L) Chloride (mg/L) Sulfate (mg/L) Fluoride (mg/L) Silica as SiO 2 (mg/L) Iron (microgram/L) Total solids (mg/L)
2/13/96 1130 11 5.3 6.6 1.3 2.2 4.2 <.10 24 10 89
3/8/96 1020 11 5 5.8 1.1 2 3.7 <.10 21 24 85
4/24/96 1030 11 5.3 5.8 0.9 2.4 5.2 <.10 20 18 67
5/30/96 0930 11 4.6 5.8 1.2 2.1 3.8 <.10 21 65 85
6/27/96 1000 9.3 5 5.1 1 1.8 3.1 <.10 19 13 72
7/11/96 1430 8.9 4.7 5.1 1 1.8 2.8 <.10 20 9 75
8/29/96 1030 9.4 4.9 4.9 0.9 1.7 3.1 <.10 18 11 66
9/20/96 1300 9 5.1 4.6 0.9 1.7 3.3 <.10 18 11 65
10/23/96 1020 11 5.1 6.1 1.1 2.1 3.6 <.10 21 11 75
11/22/96 1330 11 5.3 7.2 1.3 4.4 5.4 <.10 22 13 93
12/12/96 1700 10 5.3 6.1 1.3 2.2 4.6 <.10 22 14 84
1/3/97 1230 9.4 3.9 4.9 1.1 1.7 4 <.10 18 25 71
2/20/97 0930 11 4.8 5.7 1 2.5 5.7 0.1 21 9 86
3/20/97 1000 11 5 6.4 1.1 2.8 6.4 <.10 20 12 87
4/22/97 0950 9.6 4.8 5.1 0.86 2.4 4.2 <.10 20 7.1 89
5/30/97 1200 9 4.9 5 1 1.9 3.2 <.10 20 5.1 77
6/25/97 1000 9 4.7 5.1 1.1 1.7 3.1 <.10 19 4.5 82
7/23/97 1000 9.3 4.7 5.3 1.1 1.7 3.1 <.10 20 3 81
8/21/97 1000 10 4.7 6 1.2 1.8 3.2 <.10 21 7 86
9/17/97 1000 11 5.1 7.2 1.4 2.4 3.9 <.10 23 9.3 86
10/22/97 1000 10 5.3 5.9 1.1 2.8 3.2 <.10 20 29 85
11/19/97 1000 11 5.7 7.6 1.3 4.4 5.3 <.10 23 14 84
12/10/97 1000 12 6 7.9 1.3 4.8 7.3 <.10 23 11 108
1/14/98 1000 11 5.3 5.7 1 3.5 5.8 <.10 20 13 87
2/18/98 1230 9.8 4.4 5.3 0.98 1.8 4.8 <.10 21 < 10 81
3/18/98 1100 12 5.5 5.3 0.98 2 7.2 <.10 20 < 10 91
4/9/98 1000 11 5.1 5.3 0.77 2.6 7.4 <.10 19 < 10 82

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