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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)

Quality Control
Replicate Data: Ground Water

Major inorganic constituents in filtered water (0.45 micromter capsule filter)

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

Method reporting levels of all analytes

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

USGS Site Number State Well Number Date Time Type of Sample Calcium (mg/L) Magnesium (mg/L) Sodium (mg/L) Potassium (mg/L) Chloride (mg/L) Sulfate (mg/L) Bromide (mg/L) Boron (µg/L) Iron (µg/L) Fluoride (mg/L) Silica as SiO2 (mg/L) Total Hardness (mg/L as CaCO3) Total Dissolved Solids (mg/L)
381923121255001 6N/5E-33Q2M 5/23/96 1050 Environmental 30 23 30 1.8 35 2.9 0.11 90 3 0.1 61 170 297
381923121255001 6N/5E-33Q2M 5/23/96 1051 Replicate 29 23 30 1.8 36 2.8 0.11 90 <3.0 0.1 60 170 291
390954121394302 15N/3E-8F2M 6/13/96 1040 Environmental 66 65 26 1.9 21 81 0.1 42 <3.0 0.1 60 430 569
390954121394302 15N/3E-8F2M 6/13/96 1041 Replicate 66 66 26 1.8 22 81 0.08 44 <3.0 0.1 61 440 604
385550121352201 13N/3E-36L4M 8/8/96 1110 Environmental 24 23 8.4 0.6 48 6.4 0.14 44 1600 0.1 41 150 243
385550121352201 13N/3E-36L4M 8/8/96 1111 Replicate 24 23 8.4 0.5 47 6.4 0.14 41 1600 0.1 41 150 251
390856122044301 15N/2W-16R1M 8/13/97 0930 Environmental 72 80 716 0.92 89 1500 <.010 1790 <9.0 1.8 22 510 2880
390856122044301 15N/2W-16R1M 8/13/97 0931 Replicate 70 80 716 0.91 120 1800 <.010 1770 11 1.8 22 500 3380
392931122031701 19N/2W-23E1M 8/20/97 1130 Environmental 64 49 48 0.61 13 48 0.033 181 320 0.13 28 360 529
392931122031701 19N/2W-23E1M 8/20/97 1131 Replicate 64 50 48 0.63 13 47 0.023 178 320 0.12 28 370 533
393235122055301 20N/2W-32J1M 9/18/97 1100 Environmental 78 52 58 0.92 56 42 0.025 202 3.4 0.12 33 410 597
393235122055301 20N/2W-32J1M 9/18/97 1101 Replicate 78 52 59 0.93 56 42 0.051 204 3.9 <.10 33 410 595
385720121282401 13N/4E-24Q1M 10/2/97 1120 Environmental 30 27 24 0.8 9.3 12 0.028 32 <3.0 0.3 64 180 303
385720121282401 13N/4E-24Q1M 10/2/97 1121 Replicate 30 27 24 0.78 9.5 12 0.034 30 <3.0 0.17 64 180 303
382911121312301 7N/4E-3K2M 6/22/98 1130 Environmental 160 239 215 2.5 610 220 2.1 27 5400 0.38 31 1400 2000
382911121312301 7N/4E-3K2M 6/22/98 1131 Replicate 150 237 212 2.3 600 230 1.4 92 5100 0.38 30 1400 1980
382800121270701 7N/5E-17B1M 7/22/98 1040 Environmental 56 37 30 3.2 32 16 0.15 31 <10 <.10 59 290 450
382800121270701 7N/5E-17B1M 7/22/98 1041 Replicate 54 36 28 3.3 32 16   36 <10 <.10 57 280 448
383727121301801 9N/4E-23A1M 8/6/98 0930 Environmental 75 90 70 1.5 87 130 0.19 147 <10 0.43 56 560 842
383727121301801 9N/4E-23A1M 8/6/98 0931 Replicate 76 90 70 1.5 88 130 0.19 148 <10 0.46 56 560 848
384318121230001 10N/5E-13F1M 8/19/98 1010 Environmental 21 14 18 1.4 23 8 0.099 34 <10 0.26 73 110 234
384318121230001 10N/5E-13F1M 8/19/98 1011 Replicate 21 15 19 1.2 23 8.2 0.1 29 <10 0.26 74 110 239

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