U.S. GEOLOGICAL SURVEY
Data Series 233
Water- and Air-Quality Monitoring of the Sweetwater Reservoir Watershed, San
Diego County, California—Phase One Results, Continued, 1999–2001
In cooperation with the Sweetwater Authority
By Gregory O. Mendez, William T. Foreman, Jagdeep S. Sidhu, and Michael S. Majewski
Table of Contents
Conversion Factors and Notes
Abbreviations, Acronyms, and Initialisms
Abstract
Introduction
Study Design
Sampling and Analytical Methods
Sampling Strategy and Data
Quality Control
Summary
References Cited
Figures
Figure 1. Location of the study area,
Sweetwater River watershed, the Sweetwater and Loveland Reservoirs, the Reynolds
Desalination Plant, and selected wells.
Figure 2. Sweetwater Reservoir sampling
sites and the most probable alignment of SR 125, San Diego County, California.
Figure 3. Loveland Reservoir sampling
sites, San Diego County, California.
Tables
Table 1. Site identification numbers,
site names, state well numbers, and other identifiers, San Diego County, California
Table 2. Water-quality depth-profile
field data for Sweetwater and Loveland Reservoirs sampling sites and for Sweetwater
River above Sweetwater Reservoir, San Diego County, California
Table 3. Analytical results for selected
volatile organic compounds in whole water using USGS National Water Quality
Laboratory Schedule 2020 in Sweetwater and Loveland Reservoirs, San Diego County,
California
Table 4. Analytical results for pesticide
compounds in filtered water using U.S. Geological Survey National Water Quality
Laboratory Schedule 2001 for Sweetwater and Loveland Reservoirs, San Diego County,
California
Table 5A. Analytical results for volatile
organic compounds with low breakthrough volumes in air for the Sweetwater Reservoir
air sampling site, San Diego County, California
Table 5B. Analytical results for volatile
organic compounds with high breakthrough volumes in air from the Sweetwater
Reservoir air sampling site, San Diego County, California
Table 6. Analytical results for polycyclic
aromatic hydrocarbon compounds in air for the Sweetwater Reservoir air sampling
site, San Diego County, California
Table 7A. Pesticide compounds analyzed
in air from modified U.S. Geological Survey National Water Quality Laboratory
schedules for the Sweetwater Reservoir air sampling site, San Diego County,
California
Table 7B. Analytical results for pesticide
concentrations in air using modified U.S. Geological Survey National Water Quality
Laboratory Schedule 2001 for the Sweetwater Reservoir air sampling site, San
Diego County, California
Table 7C. Analytical results for pesticide
concentrations in air using modified U.S. Geological Survey National Water Quality
Laboratory Schedule 2002 for the Sweetwater Reservoir air sampling site, San
Diego County, California
Table 8. Analytical results for first
special study—pesticide compounds in filtered water using U.S. Geological Survey
National Water Quality Laboratory Schedule 2002—in Sweetwater River and Sweetwater
Reservoir, San Diego County, California
Table 9A. Analytical results for second
special study —pesticides in semipermeable membrane device (SPMD) samples—for
the Sweetwater Reservoir, San Diego County, California
Table 9B. Analytical results for second
special study—polycyclic aromatic hydrocarbons and other semivolatile organic
compounds in semipermeable membrane device (SPMD) samples—for the Sweetwater
Reservoir, San Diego County, California
Table 10. Analytical results for third
special study—dissolved copper—at the Perdue Treatment Plant, the Reynolds Desalination
Facility, and Sweetwater Wells, San Diego County, California
Table 11. Analytical results of fourth
special study—volatile organic compounds in whole water—using U.S. Geological
Survey National Water Quality Laboratory Schedule 2020 for selected National
City wells, San Diego County, California
Table 12. Analytical results for fifth
special study—dissolved trace metals in filtered water—for the Sweetwater Reservoir,
San Diego County, California
Table 13. Analytical results for sixth
(last) special study—selected wastewater compounds in whole water—for the Sweetwater
and Loveland Reservoirs, San Diego County, California
Table 14. Quality-control analytical
results for volatile organic compound (VOC) concentrations using U.S. Geological
Survey National Water Quality Laboratory Schedule 2020 for water samples from
Sweetwater and Loveland Reservoirs, San Diego County, California
Table 15. Quality-control analytical
results for pesticide concentrations using U.S. Geological Survey National Water
Quality Laboratory Schedule 2001 for filtered water samples from Perdue Treatment
Plant, San Diego County, California
Table 16A. Quality-control analytical
cartridge travel blank results for volatile organic compounds with low breakthrough
volumes for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 16B. Quality-control analytical
cartridge spike results for volatile organic compounds with low breakthrough
volumes for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 16C. Quality-control analytical
cartridge lot blank results for volatile organic compounds with low breakthrough
volumes for the Sweet-water Reservoir air sampling site, San Diego County, California
Table 16D. Quality-control analytical
laboratory blank results for volatile organic compounds with low breakthrough
volumes for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 17A. Quality-control analytical
cartridge travel blank results for volatile organic compounds (VOC) with high
breakthrough volumes for the Sweetwater Reservoir air sampling site, San Diego
County, California
Table 17B. Quality-control analytical
results for cartridge spike for volatile organic compounds (VOC) with high breakthrough
volumes for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 17C. Quality-control analytical
cartridge lot blank results for volatile organic compounds (VOC) with high breakthrough
volumes for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 17D. Quality-control analytical
laboratory blank results for volatile organic compounds (VOC) with high breakthrough
volumes for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 18A. Quality-control laboratory
reagent blank results for polycyclic aromatic hydrocarbon compound concentrations
for the Sweetwater Reservoir air sampling site, San Diego County, California
Table 18B. Quality-control laboratory reagent spike results for polycyclic aromatic
hydrocarbon compound concentrations for the Sweetwater Reservoir air sampling
site, San Diego County, California
Table 19A. Quality-control laboratory
reagent blank results for pesticide concentrations using modified U.S. Geological
Survey National Water Quality Laboratory Schedule 2001 for the Sweetwater Reservoir
air sampling site, San Diego County, California
Table 19B. Quality-control laboratory
spike results for pesticide concentrations using modified U.S. Geological Survey
National Water Quality Laboratory Schedule 2001 for the Sweetwater Reservoir
air sampling site, San Diego County, California
Table 20A. Quality-control laboratory
reagent blank results for pesticide concentrations using modified U.S. Geological
Survey National Water Quality Laboratory Schedule 2002 for the Sweetwater Reservoir
air sampling site, San Diego County, California
Table 20B. Quality-control laboratory
reagent spike results for pesticide concentrations in air using modified U.S.
Geological Survey National Water Quality Laboratory Schedule 2002 for the Sweetwater
Reservoir air sampling site, San Diego County, Californ
Table 21. Quality-control analytical
results for surrogates added to the semipermeable membrane device in the Sweetwater
Reservoir, San Diego County, California
Table 22. Quality-control laboratory
reagent blank and reagent spike results for selected wastewater compounds in
whole water at the U.S. Geological Survey National Water Quality Laboratory,
Colorado
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Send questions or comments about this report to the author, G.O.
Mendez, (619) 225-6176.
For more information about USGS activities in California, visit the USGS
California Water Science Center home page.
U.S.
Department of the Interior | U.S. Geological
Survey
