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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
Blank Data: Ground Water

Dissolved organic carbon

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

Method reporting levels of all analytes

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

USGS Site Number State Well Number Date Time Type of Blank Dissolved Organic Carbon (mg/L as C)
88888818   5/6/96 1535 Equipment Blank <.10
88888818   5/6/96 1537 Source Solution Blank <.10
381923121255001 6N/5E-33Q2M 5/23/96 1055 Field Blank 0.2
381923121255001 6N/5E-33Q2M 5/23/96 1057 Source Solution Blank <.10
390954121394302 15N/3E-8F2M 6/13/96 1045 Field Blank 1.6
390954121394302 15N/3E-8F2M 6/13/96 1047 Source Solution Blank <.10
385550121352201 13N/3E-36L4M 8/8/96 1115 Field Blank 0.2
385550121352201 13N/3E-36L4M 8/8/96 1117 Source Solution Blank <.10
88888818   7/28/97 1505 Equipment Blank 0.4
88888818   7/28/97 1507 Source Solution Blank 0.2
390856122044301 15N/2W-16R1M 8/13/97 0935 Field Blank 0.5
390856122044301 15N/2W-16R1M 8/13/97 0937 Source Solution Blank <.10
392931122031701 19N/2W-23E1M 8/20/97 1705 Field Blank <.10
392931122031701 19N/2W-23E1M 8/20/97 1707 Source Solution Blank <.10
393235122055301 20N/2W-32J1M 9/18/97 1105 Field Blank 0.3
393235122055301 20N/2W-32J1M 9/18/97 1107 Source Solution Blank <.10
385720121282401 13N/4E-24Q1M 10/2/97 1125 Field Blank 0.5
385720121282401 13N/4E-24Q1M 10/2/97 1127 Source Solution Blank <.10
88888818   6/5/98 1135 Equipment Blank 0.6
88888818   6/5/98 1137 Source Solution Blank <.10
382911121312301 7N/4E-3K2M 6/22/98 1135 Field Blank 0.3
382911121312301 7N/4E-3K2M 6/22/98 1137 Source Solution Blank <.10
382800121270701 7N/5E-17B1M 7/22/98 1045 Field Blank 0.7
382800121270701 7N/5E-17B1M 7/22/98 1047 Source Solution Blank <.10
383727121301801 9N/4E-23A1M 8/6/98 0935 Field Blank 0.2
383727121301801 9N/4E-23A1M 8/6/98 0937 Source Solution Blank <.10
384318121230001 10N/5E-13F1M 8/19/98 1015 Field Blank 0.3
384318121230001 10N/5E-13F1M 8/19/98 1017 Source Solution Blank <.10

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