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

2,4,5-T (µg/L)

2,4-D (µg/L)

2,4-DB (µg/L)

Silvex (µg/L)

3-Hydroxycarbofuran (µg/L)

DNOC (µg/L)

Acifluorfen (µg/L)

Aldicarb (µg/L)

Aldicarb Sulfone (µg/L)

Aldicarb Sulfoxide (µg/L)

Bentazon (µg/L)

Bromacil (µg/L)

Bromoxynil (µg/L)

Carbaryl (µg/L)

Carbofuran (µg/L)

Chloramben (µg/L)

Chlorothalonil (µg/L)

Clopyralid (µg/L)

Dacthal (µg/L)

Dicamba (µg/L)

Dichlobenil (µg/L)

Dichlorprop (µg/L)

Dinoseb (µg/L)

Diuron (µg/L)

Fenuron (µg/L)

Fluometuron (µg/L)

Linuron (µg/L)

MCPA (µg/L)

MCP (µg/L)

Methiocarb (µg/L)

Methomyl (µg/L)

Neburon (µg/L)

Norfluorazon (µg/L)

Oryzalin (µg/L)

Oxamyl (µg/L)

Picloram (µg/L)

Propham (µg/L)

Propoxur (µg/L)

Triclopyr (µg/L)

88888818

5/6/96

1535

Equipment Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

381923121255001

6N/5E-33Q2M

5/23/96

1055

Field Blank

<.035

<.021

<.014

<.035

<.016

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.015

<.024

<.019

<.05

<.035

<.05

390954121394302

15N/3E-8F2M

6/13/96

1045

Field Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

88888818

7/28/97

1505

Equipment Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

390856122044301

15N/2W-16R1M

8/13/97

0935

Field Blank

<.035

<.021

<.014

<.035

<.016

<.021

E.01

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

392931122031701

19N/2W-23E1M

8/20/97

1705

Field Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

393235122055301

20N/2W-32J1M

9/18/97

1105

Field Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

385720121282401

13N/4E-24Q1M

10/2/97

1125

Field Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

88888818

6/5/98

1135

Equipment Blank

<.035

<.15

<.24

<.021

<.014

<.42

<.035

<.55

<.1

<.021

<.014

<.035

<.008

<.12

<.42

<.48

<.23

<.017

<.035

<1.2

<.032

<.035

<.02

<.013

<.035

<.018

<.17

<.14

<.026

<.017

<.015

<.024

<.98

<.018

<.05

<.035

<.25

382911121312301

7N/4E-3K2M

6/22/98

1135

Field Blank

<.035

<.15

<.24

<.021

<.014

<.42

<.035

<.55

<.27

<.021

<.014

<.035

<.008

<.12

<.42

<.48

<.23

<.017

<.035

<1.2

0.04

<.035

<.02

<.013

<.035

<.018

<.17

<.14

<.32

<.017

<.015

<.024

<.31

<.018

<.05

<.035

<.25

382800121270701

7N/5E-17B1M

7/22/98

1045

Field Blank

<.035

<.15

<.24

<.021

<.014

<.42

<.035

<.55

<.1

<.021

<.014

<.035

<.008

<.12

<.42

<.48

<.23

<.017

<.035

<1.2

<.032

<.035

<.02

<.013

<.035

<.018

<.17

<.14

<.026

<.017

<.015

<.024

<.31

<.018

<.05

<.035

<.25

383727121301801

9N/4E-23A1M

8/6/98

0935

Field Blank

<.035

<.15

<.24

<.021

<.014

<.42

<.035

<.55

<.1

<.021

<.014

<.035

<.008

<.12

<.42

<.48

<.23

<.017

<.035

<1.2

<.032

<.035

<.02

<.013

<.035

<.018

<.17

<.14

<.026

<.017

<.015

<.024

<.31

<.018

<.05

<.035

<.25

384318121230001

10N/5E-13F1M

8/19/98

1015

Field Blank

<.035

<.15

<.24

<.021

<.014

<.42

<.035

<.55

<.1

<.021

<.014

<.035

<.008

<.12

<.42

<.48

<.23

<.017

<.035

<1.2

<.032

<.035

<.02

<.013

<.035

<.018

<.17

<.14

<.026

<.017

<.015

<.024

<.31

<.018

<.05

<.035

<.25

385550121352201

13N/3E-36L4M

8/8/1006

1115

Field Blank

<.035

<.021

<.014

<.035

<.016

<.021

<.014

<.035

<.008

<.028

<.011

<.035

<.05

<.017

<.035

<.02

<.032

<.035

<.02

<.013

<.035

<.018

<.05

<.035

<.026

<.017

<.015

<.024

<.019

<.018

<.05

<.035

<.05

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