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Sacramento River Basin NAWQA Program

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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: Surface Water

Pesticides in filtered water (0.7 micrometer glass fiber filter) measured 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 - estimated]

Site Identification Date Time Type of Sample 2,6-Diethylaniline (µg/L) Acetochlor (µg/L) Alachlor (µg/L) Alpha-BHC (µg/L) Atrazine (µg/L) Benfluralin (µg/L) Butylate (µg/L) Carbaryl (µg/L) Carbofuran (µg/L) Chlorpyrifos (µg/L) Cyanazine (µg/L) DCPA (µg/L) Desethyl Atrazine (µg/L) Diazinon (µg/L) Dieldrin (µg/L) Disulfoton (µg/L) EPTC (µg/L) Ethalfluralin (µg/L) Ethoprop (µg/L) Fonofos (µg/L) Lindane (µg/L) Linuron (µg/L) Malathion (µg/L) Methyl Parathion (µg/L) Methyl Azinphos (µg/L) Metolachlor (µg/L) Metribuzin (µg/L) Molinate (µg/L) Napropamide (µg/L) Parathion (µg/L) Pebulate (µg/L) Pendimethalin (µg/L) Permethrin (µg/L) Phorate (µg/L) p,p'-DDE (µg/L) Prometon (µg/L) Pronamide (µg/L) Propachlor (µg/L) Propanil (µg/L) Propargite (µg/L) Simazine (µg/L) Tebuthiuron (µg/L) Terbacil (µg/L) Terbufos (µg/L) Thiobencarb (µg/L) Triallate (µg/L) Trifluralin (µg/L)
Arcade Creek near Del Paso Heights, CA 2/21/97 0930 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.1 <.003 0.013 <.004 0.0078 <.002 0.3 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 0.061 <.006 <.001 0.02 0.052 <.004 <.003 <.004 <.004 <.04 <.005 <.002 <.006 0.52 <.003 <.007 <.004 <.013 <.005 <.01 <.007 <.013 <.002 <.001 E.004
Arcade Creek near Del Paso Heights, CA 2/21/97 0931 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.1 <.003 0.013 <.004 0.0081 <.002 0.3 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 0.056 <.006 <.001 0.019 <.040 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 0.53 <.003 <.007 <.004 <.013 0.067 <.01 <.007 <.013 <.002 <.001 <.002
Colusa Basin Drain at Road 99E near Knights Landing, CA 3/18/97 1030 Environmental <.003 <.002 <.002 <.002 0.005 <.002 <.002 E.02 E.02 0.016 0.017 0.0083 E.003 0.073 <.001 <.017 0.72 <.004 <.003 <.003 <.004 <.002 0.054 <.006 <.001 0.032 0.031 0.016 0.43 <.004 <.004 <.004 <.005 <.002 <.006 E.01 0.019 <.007 <.004 <.013 0.091 <.01 <.007 <.013 <.002 <.001 0.016
Colusa Basin Drain at Road 99E near Knights Landing, CA 3/18/97 1031 Replicate <.003 <.002 <.002 <.002 0.004 <.002 <.002 E.02 E.03 0.016 0.021 0.008 E.002 0.069 <.001 <.017 0.73 <.004 <.003 <.003 <.004 <.002 0.051 <.006 <.001 0.03 0.029 0.016 0.42 <.004 <.004 <.004 <.005 <.002 <.006 E.009 0.018 <.007 <.004 <.013 0.087 <.01 <.007 <.013 <.002 <.001 0.015
Colusa Basin Drain at Road 99E near Knights Landing, CA 5/9/97 0900 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 E.1 <.004 0.0086 <.002 <.002 0.014 <.001 <.017 0.0084 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 0.15 0.019 1.05 <.003 <.004 0.011 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 0.014 <.01 <.007 <.013 1.3 <.001 0.012
Colusa Basin Drain at Road 99E near Knights Landing, CA 5/9/97 0901 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.006 E.1 <.004 0.011 <.002 <.002 0.014 <.001 <.017 0.0092 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 0.15 0.018 1.05 0.0069 <.004 0.011 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 0.013 <.01 <.007 <.013 1.3 <.001 0.013
Colusa Basin Drain at Road 99E near Knights Landing, CA 5/15/97 1130 Environmental <.003 <.002 0.012 <.002 <.001 <.002 <.002 <.003 E.01 <.004 <.004 <.002 <.002 0.007 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.01 <.005 <.006 <.001 0.035 <.004 0.028 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 0.023 0.013 <.007 <.013 0.014 <.001 E.002
Colusa Basin Drain at Road 99E near Knights Landing, CA 5/15/97 1131 Replicate <.003 <.002 0.012 <.002 <.001 <.002 <.002 <.003 E.01 <.004 <.004 <.002 <.002 0.009 <.001 <.017 E.003 <.004 <.003 <.003 <.004 <.01 <.005 <.006 <.001 0.037 <.004 0.028 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 0.023 0.013 <.007 <.013 0.017 <.001 E.002
Sacramento River at Freeport, CA 6/20/97 0930 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 <.002 <.002 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 E.004 <.004 0.16 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 <.005 <.01 <.007 <.013 0.015 <.001 <.002
Sacramento River at Freeport, CA 6/20/97 0931 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 <.002 <.002 <.001 <.017 E.0008 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 E.004 <.004 0.15 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 <.005 <.01 <.007 <.013 0.013 <.001 <.002
Arcade Creek near Del Paso Heights, CA 7/21/97 0940 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.06 <.003 0.0065 <.004 <.002 <.002 0.3 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 0.01 <.004 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 0.069 <.003 <.007 <.004 <.013 <.005 <.01 <.007 <.013 <.002 <.001 <.002
Arcade Creek near Del Paso Heights, CA 7/21/97 0941 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.04 <.003 0.0088 <.004 E.004 <.002 0.31 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 0.012 <.004 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 0.075 <.003 <.007 <.004 <.013 <.005 <.01 <.007 <.013 <.002 <.001 <.002
Colusa Basin Drain at Road 99E near Knights Landing, CA 7/28/97 1100 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.03 E.03 0.015 0.19 <.002 <.002 0.02 <.001 <.017 0.022 <.004 <.003 <.003 <.004 <.002 <.01 <.006 <.001 0.096 <.004 0.53 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 <.005 <.01 <.007 <.013 0.18 <.001 0.0093
Colusa Basin Drain at Road 99E near Knights Landing, CA 7/28/97 1101 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.03 E.04 0.016 0.24 <.002 <.002 0.021 <.001 <.017 0.024 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 0.1 <.004 0.54 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 E.004 <.01 <.007 <.013 0.18 <.001 0.011
Colusa Basin Drain at Road 99E near Knights Landing, CA 12/17/97 1040 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.02 E.07 <.004 <.004 0.0049 <.002 0.008 <.001 <.017 E.003 <.004 <.003 <.003 <.004 <.002 0.016 <.006 <.001 0.032 <.004 0.099 0.012 <.004 <.004 <.02 <.005 <.002 <.006 <.018 0.02 <.007 <.004 <.013 0.093 E.009 <.007 <.013 0.018 <.001 <.002
Colusa Basin Drain at Road 99E near Knights Landing, CA 12/17/97 1041 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.02 E.07 <.004 <.004 0.0051 <.002 0.007 <.001 <.017 E.003 <.004 <.003 <.003 <.004 <.002 0.02 <.006 <.001 0.031 <.004 0.1 0.012 <.004 <.004 <.02 <.005 <.002 <.006 <.018 0.02 <.007 <.004 <.013 0.093 E.009 <.007 <.013 0.019 <.001 <.002
Arcade Creek near Del Paso Heights, CA 1/9/98 0930 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.1 <.003 <.0200 <.004 E.002 <.002 0.21 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.100 <.005 <.006 <.5 <.002 <.004 <.004 <.003 <.004 <.004 <.01 <.005 <.002 <.006 0.043 <.003 <.007 <.004 <.013 0.014 0.013 <.007 <.013 <.002 <.001 <.002
Arcade Creek near Del Paso Heights, CA 1/9/98 0931 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 E.1 <.003 0.017 <.004 E.002 <.002 0.22 <.001 <.017 <.002 <.004 <.003 <.003 <.004 0.099 <.005 <.006 <.4 <.002 <.004 <.004 <.003 <.004 <.004 <.01 <.005 <.002 <.006 0.044 <.003 <.007 <.004 <.013 0.015 0.015 <.007 <.013 <.002 <.001 <.002
Colusa Basin Drain at Road 99E near Knights Landing, CA 3/11/98 1100 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 E.01 <.004 0.005 E.002 <.002 0.034 <.001 <.017 E.004 <.004 <.003 <.003 <.004 <.002 0.006 <.006 <.001 0.025 <.004 0.042 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 0.0094 <.007 <.004 <.013 0.028 <.01 <.007 <.013 0.018 <.001 E.002
Colusa Basin Drain at Road 99E near Knights Landing, CA 3/11/98 1101 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 E.01 <.004 0.0048 E.002 <.002 0.034 <.001 <.017 E.004 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 0.024 <.004 0.043 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 0.0081 <.007 <.004 <.013 0.028 <.01 <.007 <.013 0.018 <.001 E.002
Sacramento River at Freeport, CA 4/7/98 1030 Environmental <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 <.002 <.002 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 E.002 <.004 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 0.015 <.01 <.007 <.013 <.002 <.001 <.002
Sacramento River at Freeport, CA 4/7/98 1031 Replicate <.003 <.002 <.002 <.002 <.001 <.002 <.002 <.003 <.003 <.004 <.004 <.002 <.002 E.002 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 <.005 <.006 <.001 E.002 <.004 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 <.018 <.003 <.007 <.004 <.013 0.013 <.01 <.007 <.013 <.002 <.001 <.002
Arcade Creek near Del Paso Heights, CA 4/23/98 1000 Environmental <.003 <.002 <.002 <.002 0.027 <.002 <.002 E.3 <.003 <.01 <.004 0.006 <.002 0.28 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 0.048 <.006 <.001 0.67 <.004 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 0.1 <.003 <.007 <.004 <.013 0.011 <.01 <.007 <.013 <.002 <.001 <.002
Arcade Creek near Del Paso Heights, CA 4/23/98 1001 Replicate <.003 <.002 <.002 <.002 0.029 <.002 <.002 E.3 <.003 0.015 <.004 0.005 <.002 0.28 <.001 <.017 <.002 <.004 <.003 <.003 <.004 <.002 0.053 <.006 <.001 0.69 <.004 <.004 <.003 <.004 <.004 <.004 <.005 <.002 <.006 0.11 <.003 <.007 <.004 <.013 0.01 <.01 <.007 <.013 <.002 <.001 <.002

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