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

Pesticides in filtered water (0.7 micrometer glass fiber filter)
analyzed by gas chromatography/mass spectrometry

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

Method reporting levels of all analytes

[µg/L - micrograms per liter, < - less than, E - Estimate]

USGS Site Number

State Well Number

Date

Time

Type of Blank

Selenium (µg/L)

Arsenic (µg/L)

Uranium (µg/L )

Aluminum (µg/L )

Antimony (µg/L)

Zinc (µg/L)

Silver (µg/L)

Nickel (µg/L)

Molybdenum (µg/L)

Manganese (µg/L)

Lead (µg/L)

Copper (µg/L)

Cobalt (µg/L)

Chromium (µg/L)

Cadmium (µg/L)

Beryllium (µg/L)

Barium (µg/L)

88888818

5/6/96

1541

Equipment Blank

<.20

2.5

<.20

<.50

<.20

<.50

<.20

0.28

<.30

<.20

<.30

<.20

88888818

7/28/97

1511

Equipment Blank

<.20

0.94

<.20

<.50

<.20

0.16

<.30

<.20

<.30

<.20

390856122044301

15N/2W-16R1M

8/13/97

0941

Field Blank

<.20

3.7

<.20

<.50

<.20

<.50

<.20

0.25

<.30

0.28

<.20

<.30

<.20

392931122031701

19N/2W-23E1M

8/20/97

1711

Field Blank

<.20

3.5

<.20

1.4

<.20

<.50

<.20

0.17

<.30

<.20

<.30

<.20

0.28

393235122055301

20N/2W-32J1M

9/18/97

1111

Field Blank

<.20

0.71

<.20

<.50

<.20

0.79

<.30

0.64

<.20

0.89

0.42

<.20

0.6

385720121282401

13N/4E-24Q1M

10/2/97

1131

Field Blank

<.20

2.5

<.20

0.55

<.20

<.50

<.20

0.24

<.30

0.65

<.20

0.72

<.30

<.20

0.28

88888818

6/5/98

1141

Equipment Blank

<.20

2.9

<.20

<.50

<.20

0.51

<.20

0.21

<.30

0.22

<.20

<.30

<.20

0.22

382911121312301

7N/4E-3K2M

6/22/98

1141

Field Blank

<.20

3.6

<.20

<.50

<.20

<.50

<.20

0.47

<.30

0.56

<.20

<.30

<.20

0.5

382800121270701

7N/5E-17B1M

7/22/98

1051

Field Blank

<.20

3.6

<.20

<.50

<.20

<.50

<.20

<.10

<.30

0.28

<.20

<.30

<.20

383727121301801

9N/4E-23A1M

8/6/98

0941

Field Blank

<.20

3.5

<.20

<.50

<.20

<.50

<.20

<.10

<.30

<.20

<.30

<.20

0.22

384318121230001

10N/5E-13F1M

8/19/98

1021

Field Blank

<.20

3.4

<.20

<.50

<.20

<.50

<.20

0.15

<.30

<.20

<.30

<.20

0.29

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

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