Sacramento River Basin NAWQA Program
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Water-Quality Assessment of the Sacramento River Basin,
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| Field Measurements | Major Elements | Reporting Limit (Major Elements) |
Nutrients | Reporting Limit (Nutrients) |
Metals | Reporting Limit (Metals) |
Pesticides Measured by GC/MS | Reporting Limit (Pesticides measured by GC/MS) |
Pesticides Measured by Liquid Chromatography | Reporting Limit (Pesticides measured by Liquid Chromatography) |
Volatile Organic Chemicals | Reporting Limit (Volatile Organic Chemicals) |
Mercury and Methylmercury | Reporting Limit (Mercury or Methylmercury) |
Pesticides Measured by Gas Chromatography/ion trap mass spectrometry at Sacramento laboratory |
Reporting Limit (Pesticides Measured by Gas Chromatography/ion trap mass spectrometry at Sacramento laboratory) |
Streamflow or Instantaneous Discharge (m3/s) |
Calcium (mg/L) | 0.02 mg/L |
Ammonia (mg/L as N) | 0.015 mg/L |
Aluminum (microgram/L) | 1 microgram/L |
2,6-Diethylaniline (microgram/L) | 0.003 microgram/L |
2,4,5-T (microgram/L) | 0.035 microgram/L |
1,1,1,2-Tetrachloroethane (microgram/L) | 0.030 microgram/L |
Mercury in Unfiltered Water (ng/L) | 0.04 ng/L |
Alachlor (ng/L) |
28 ng/L |
| Water Temperature (Degrees Celsius) | Magnesium (mg/L) | 0.01 mg/L |
Ammonia and Organic Nitrogen (mg/L as N) | 0.2 mg/L |
Antimony (microgram/L) | 1 microgram/L |
Acetochlor (microgram/L) | 0.002 microgram/L |
2,4-D (microgram/L) | 0.035 microgram/L |
1,1,1-Trichloroethane (microgram/L) | 0.032 microgram/L |
Methylmercury in Unfiltered Water (ng/L) | 0.025 ng/L |
Atrazine (ng/L) |
38 ng/L |
| Specific Conductance (microS/cm) | Sodium (mg/L) | 0.2 mg/L |
Nitrite (NO2) (mg/L as N) | 0.01 mg/L |
Arsenic (microgram/L ) | 1 microgram/L |
Alachlor (microgram/L) | 0.002 microgram/L |
2,4-DB (microgram/L) | 0.035 microgram/L |
1,1,2,2-Tetrachloroethane (microgram/L) | 0.09 microgram/L |
Carbaryl (ng/L) |
41 ng/L |
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| Dissolved Oxygen (mg/L) | Potassium (mg/L) | 0.1 mg/L |
Nitrite (NO2) + Nitrate (NO3) (mg/L as N) | 0.05 mg/L |
Barium (microgram/L ) | 1 microgram/L |
Atrazine (microgram/L) | 0.001 microgram/L |
Silvex (microgram/L) | 0.021 microgram/L |
1,1,2-Trichloroethane (microgram/L) | 0.06 microgram/L |
Carbofuran (ng/L) |
31 ng/L |
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| pH (Standard units) | Chloride (mg/L) | 0.1 mg/L |
Phosphorus (mg/L as P) | 0.01 mg/L |
Beryllium | 1 microgram/L |
Methyl Azinphos (microgram/L) | 0.001 microgram/L |
3-Hydroxycarbofuran (microgram/L) | 0.014 microgram/L |
1,1,2-Trichloro-1,2,2-trifluoroethane (microgram/L) | 0.06 microgram/L |
Chlorpyrifos (ng/L) |
25 ng/L |
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| Alkalinity (mg/L As CaCO3) | Sulfate (mg/L) | 0.1 mg/L |
Ortho Phosphorus (mg/L as P) | 0.01 mg/L |
Cadmium (microgram/L) | 1 microgram/L |
Benfluralin (microgram/L) | 0.002 microgram/L |
DNOC (microgram/L) | 0.035 microgram/L |
1,1-Dichloroethane (microgram/L) | 0.066 microgram/L |
Cyanazine (ng/L) |
41 ng/L |
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| Fluoride (mg/L) | 0.1 mg/L |
Whole Water Ammonia and Organic Nitrogen (mg/L as N) | 0.1 mg/L |
Chromium (microgram/L) | 1 microgram/L |
Butylate (microgram/L) | 0.002 microgram/L |
Acifluorfen (microgram/L) | 0.035 microgram/L |
1,1-Dichloroethene (microgram/L) | 0.04 microgram/L |
Dacthal (ng/L) |
25 ng/L |
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| Iron (microgram/L) | 10 microgram/L |
Whole Water Phosphorus (mg/L as P) | 0.01 mg/L | Cobalt (microgram/L) | 1 microgram/L |
Carbaryl (microgram/L) | 0.003 microgram/L |
Aldicarb (microgram/L) | 0.016 microgram/L |
1,1-Dichloropropene (microgram/L) | 0.026 microgram/L |
Diazinon (ng/L) |
28 ng/L |
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| Silica as SiO2 (mg/L) | 0.01 mg/L |
Copper (microgram/L) | 1 microgram/L |
Carbofuran (microgram/L) | 0.003 microgram/L |
Aldicarb Sulfone (microgram/L) | 0.016 microgram/L |
1,2,3,4-Tetramethylbenzene (microgram/L) | 0.23 microgram/L |
Eptam (ng/L) |
44 ng/L |
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| Dissolved Organic Carbon (mg/L AS C) | 0.1 mg/L |
Lead (microgram/L) | 1 microgram/L |
Chlorpyrifos (microgram/L) | 0.004 microgram/L |
Aldicarb Sulfoxide (microgram/L) | 0.021 microgram/L |
1,2,3,5-Tetramethylbenzene (microgram/L) | 0.20 microgram/L |
Fonofos (ng/L) |
41 ng/L |
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| Suspended Organic Carbon (mg/L AS C) | 0.2 mg/L |
Manganese (microgram/L) | 1 microgram/L |
Cyanazine (microgram/L) | 0.004 microgram/L |
Bentazon (microgram/L) | 0.014 microgram/L |
1,2,3-Trichlorobenzene (microgram/L) | 0.27 microgram/L |
Malathion (ng/L) |
57 ng/L |
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| Total Hardness (mg/L as CaCO3) | 1 mg/L |
Molybdenum (microgram/L) | 1 microgram/L |
Dacthal (microgram/L) | 0.002 microgram/L |
Bromacil (microgram/L) | 0.035 microgram/L |
1,2,3-Trichloropropane (microgram/L) | 0.16 microgram/L |
Methidathion (ng/L) |
38 ng/L |
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| Total Dissolved Solids (mg/L) | 1 mg/L |
Nickel (microgram/L) | 1 microgram/L |
Desethyl Atrazine (microgram/L) | 0.002 microgram/L |
Bromoxynil (microgram/L) | 0.035 microgram/L |
1,2,3-Trimethylbenzene (microgram/L) | 0.12 microgram/L |
Metolachlor (ng/L) |
44 ng/L |
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| Suspended Sediment(mg/L) | 1 mg/L | Selenium (microgram/L) | 1 microgram/L |
Diazinon (microgram/L) | 0.002 microgram/L |
Carbaryl (microgram/L) | 0.008 microgram/L |
1,2,4-Trichlorobenzene (microgram/L) | 0.19 microgram/L |
Molinate (ng/L) |
60 ng/L |
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| Silver (microgram/L) | 1 microgram/L |
Dieldrin (microgram/L) | 0.001 microgram/L |
Carbofuran (microgram/L) | 0.028 microgram/L |
1,2,4-Trimethylbenzene (microgram/L) | 0.056 microgram/L |
Napropamide (ng/L) |
60 ng/L |
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| Uranium (microgram/L) | 1 microgram/L |
Disulfoton (microgram/L) | 0.017 microgram/L |
Chloramben (microgram/L) | 0.011 microgram/L |
1,2-Dibromo-3-chloropropane (microgram/L) | 0.21 microgram/L |
Pebulate (ng/L) |
44 ng/L |
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| Zinc (microgram/L) | 1 microgram/L |
EPTC (microgram/L) | 0.002 microgram/L |
Chlorothalonil (microgram/L) | 0.035 microgram/L |
1,2-Dibromoethane (microgram/L) | 0.036 microgram/L |
Simazine (ng/L) |
22 ng/L |
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| Ethalfluralin (microgram/L) | 0.004 microgram/L |
Clopyralid (microgram/L) | 0.050 microgram/L |
1,2-Dichlorobenzene (microgram/L) | 0.048 microgram/L |
Thiobencarb (ng/L) |
38 ng/L |
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| Ethoprop (microgram/L) | 0.003 microgram/L |
Dacthal monoacid (microgram/L) | 0.017 microgram/L |
1,2-Dichloroethane (microgram/L) | 0.13 microgram/L |
Trifluralin (ng/L) |
57 ng/L |
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| Fonofos (microgram/L) | 0.003 microgram/L |
Dicamba (microgram/L) | 0.035 microgram/L |
1,2-Dichloropropane (microgram/L) | 0.068 microgram/L |
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| Lindane (microgram/L) | 0.004 microgram/L |
Dichlobenil (microgram/L) | 0.020 microgram/L |
1,3,5-Trimethylbenzene (microgram/L) | 0.044 microgram/L |
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| Linuron (microgram/L) | 0.002 microgram/L |
Dichlorprop (microgram/L) | 0.032 microgram/L |
1,3-Dichlorobenzene (microgram/L) | 0.054 microgram/L |
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| Malathion (microgram/L) | 0.005 microgram/L |
Dinoseb (microgram/L) | 0.035 microgram/L |
1,3-Dichloropropane (microgram/L) | 0.12 microgram/L |
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| Metolachlor (microgram/L) | 0.002 microgram/L |
Diuron (microgram/L) | 0.020 microgram/L |
1,4-Dichlorobenzene (microgram/L) | 0.050 microgram/L |
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| Metribuzin (microgram/L) | 0.004 microgram/L |
Fenuron (microgram/L) | 0.013 microgram/L |
2,2-Dichloropropane (microgram/L) | 0.05 microgram/L |
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| Molinate (microgram/L) | 0.004 microgram/L |
Fluometuron (microgram/L) | 0.035 microgram/L |
2-Butanone (microgram/L) | 1.6 microgram/L |
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| Napropamide (microgram/L) | 0.003 microgram/L |
Linuron (microgram/L) | 0.018 microgram/L |
2-Chlorotoluene (microgram/L) | 0.042 microgram/L |
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| Parathion (microgram/L) | 0.004 microgram/L |
MCPA (microgram/L) | 0.050 microgram/L |
2-Hexanone (microgram/L) | 0.7 microgram/L |
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| Methyl Parathion (microgram/L) | 0.006 microgram/L |
MCPB (microgram/L) | 0.035 microgram/L |
3-Chloro-1-propene (microgram/L) | 0.20 microgram/L |
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| Pebulate (microgram/L) | 0.004 microgram/L |
Methiocarb (microgram/L) | 0.026 microgram/L |
4-Chlorotoluene (microgram/L) | 0.06 microgram/L |
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| Pendimethalin (microgram/L) | 0.004 microgram/L |
Methomyl (microgram/L) | 0.017 microgram/L |
p-Isopropyltoluene (microgram/L) | 0.07 microgram/L |
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| Phorate (microgram/L) | 0.002 microgram/L |
Neburon (microgram/L) | 0.015 microgram/L |
4-Methyl-2-pentanone (microgram/L) | 0.37 microgram/L |
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| Prometon (microgram/L) | 0.018 microgram/L |
Norfluorazon (microgram/L) | 0.024 microgram/L |
Acetone (microgram/L) | 7 microgram/L |
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| Propachlor (microgram/L) | 0.007 microgram/L |
Oryzalin (microgram/L) | 0.019 microgram/L |
2-Propenenitrile (microgram/L) | 1.2 microgram/L |
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| Propanil (microgram/L) | 0.004 microgram/L |
Oxamyl (microgram/L) | 0.018 microgram/L |
Benzene (microgram/L) | 0.035 microgram/L |
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| Propargite (microgram/L) | 0.013 microgram/L |
Picloram (microgram/L) | 0.050 microgram/L |
Bromobenzene (microgram/L) | 0.036 microgram/L |
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| Pronamide (microgram/L) | 0.003 microgram/L |
Propham (microgram/L) | 0.035 microgram/L |
Bromochloromethane (microgram/L) | 0.044 microgram/L |
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| Simazine (microgram/L) | 0.005 microgram/L |
Propoxur (microgram/L) | 0.035 microgram/L |
Bromodichloromethane (microgram/L) | 0.048 microgram/L |
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| Tebuthiuron (microgram/L) | 0.01 microgram/L |
Triclopyr (microgram/L) | 0.050 microgram/L |
Tribromomethane (microgram/L) | 0.06 microgram/L |
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| Terbacil (microgram/L) | 0.007 microgram/L |
Bromomethane (microgram/L) | 0.26 microgram/L |
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| Terbufos (microgram/L) | 0.013 microgram/L |
n-Butylbenzene (microgram/L) | 0.19 microgram/L |
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| Thiobencarb (microgram/L) | 0.002 microgram/L |
Carbon disulfide (microgram/L) | 0.07 microgram/L |
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| Triallate (microgram/L) | 0.001 microgram/L |
Chlorobenzene (microgram/L) | 0.028 microgram/L |
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| Trifluralin (microgram/L) | 0.002 microgram/L |
Chloroethane (microgram/L) | 0.12 microgram/L |
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| Alpha-BHC (microgram/L) | 0.002 microgram/L |
Trichloromethane (microgram/L) | 0.052 microgram/L |
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| Permethrin (microgram/L) | 0.005 microgram/L |
Chloromethane (microgram/L) | 0.5 microgram/L |
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| p,p'-DDE (microgram/L) | 0.006 microgram/L |
Chlorodibromomethane (microgram/L) | 0.18 microgram/L |
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| Dibromomethane (microgram/L) | 0.05 microgram/L |
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| Dichlorodifluoromethane (microgram/L) | 0.27 microgram/L |
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| Dichloromethane (microgram/L) | 0.38 microgram/L |
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| Diethyl ether (microgram/L) | 0.17 microgram/L |
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| Diisopropyl ether (microgram/L) | 0.1 microgram/L |
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| Ethyl methacrylate (microgram/L) | 0.18 microgram/L |
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| Ethyl tert-butyl ether (microgram/L) | 0.054 microgram/L |
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| Ethylbenzene (microgram/L) | 0.030 microgram/L |
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| Hexachlorobutadiene (microgram/L) | 0.14 microgram/L |
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| Hexachloroethane (microgram/L) | 0.19 microgram/L |
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| Isopropylbenzene (microgram/L) | 0.032 microgram/L |
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| Methyl acrylate (microgram/L) | 1.4 microgram/L |
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| Methyl acrylonitrile (microgram/L) | 0.6 microgram/L |
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| Iodomethane (microgram/L) | 0.12 microgram/L |
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| Methyl methacrylate (microgram/L) | 0.35 microgram/L |
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| Naphthalene (microgram/L) | 0.25 microgram/L |
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| n-Propylbenzene (microgram/L) | 0.042 microgram/L |
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| Styrene (microgram/L) | 0.042 microgram/L |
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| Tetrachloroethene (microgram/L) | 0.1 microgram/L |
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| Tetrachloromethane (microgram/L) | 0.06 microgram/L |
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| Tetrahydrofuran (microgram/L) | 2.2 microgram/L |
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| Methylbenzene (microgram/L) | 0.05microgram/L |
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| Trichloroethene (microgram/L) | 0.038 microgram/L |
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| Trichlorofluoromethane (microgram/L) | 0.09 microgram/L |
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| Bromoethene (microgram/L) | 0.1 microgram/L |
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| Chloroethene (microgram/L) | 0.11 microgram/L |
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| cis-1,2-Dichloroethene (microgram/L) | 0.038 microgram/L |
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| cis-1,3-Dichloropropene (microgram/L) | 0.09 microgram/L |
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| 1,4-Dimethylbenzene (microgram/L) | 0.06 microgram/L |
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| 2-Ethyltoluene (microgram/L) | 0.1 microgram/L |
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| 1,2-Dimethylbenzene (microgram/L) | 0.06 microgram/L |
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| sec-Butylbenzene (microgram/L) | 0.032 microgram/L |
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| Methyl tert-butyl ether (microgram/L) | 0.17 microgram/L |
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| tert-Butylbenzene (microgram/L) | 0.06 microgram/L |
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| tert-Amyl methyl ether (microgram/L) | 0.11 microgram/L |
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| trans-1,2-Dichloroethene (microgram/L) | 0.032 microgram/L |
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| trans-1,3-Dichloropropene (microgram/L) | 0.09 microgram/L |
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| trans-1,4-Dichloro-2-butene (microgram/L) | 0.7 microgram/L |
U.S. Department of the
Interior | U.S. Geological
Survey
URL: http://ca.water.usgs.gov/sac_nawqa/Publications/ofr_2000-391/swan.html
Page Contact Information: gs-w-cadist_www@usgs.gov
Page Last Modified: Wednesday, 02-May-2007 18:26:59 EDT
