Groundwater data for selected wells within the Eastern San Joaquin Groundwater Subbasin, California, 2003-8

Data Series 696
By: , and 

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Abstract

Data were collected by the U.S. Geological Survey from 2003 through 2008 in the Eastern San Joaquin Groundwater Subbasin, 80 miles east of San Francisco, California, as part of a study of the increasing chloride concentrations in groundwater processes. Data collected include geologic, geophysical, chemical, and hydrologic data collected during and after the installation of five multiple-well monitoring sites, from three existing multiple-well sites, and from 79 selected public-supply, irrigation, and domestic wells. Each multiple-well monitoring site installed as part of this study contained three to five 2-inch diameter polyvinyl chloride (PVC)-cased wells ranging in depth from 68 to 880 feet below land surface. Continuous water-level data were collected from the 19 wells installed at these 5 sites and from 10 existing monitoring wells at 3 additional multiple-well sites in the study area. Thirty-one electromagnetic logs were collected seasonally from the deepest PVC-cased monitoring well at seven multiple-well sites. About 200 water samples were collected from 79 wells in the study area. Coupled well-bore flow data and depth-dependent water-quality data were collected from 12 production wells under pumped conditions, and well-bore flow data were collected from 10 additional wells under unpumped conditions.

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Publication type Report
Publication Subtype USGS Numbered Series
Title Groundwater data for selected wells within the Eastern San Joaquin Groundwater Subbasin, California, 2003-8
Series title Data Series
Series number 696
DOI 10.3133/ds696
Year Published 2012
Language English
Publisher U.S. Geological Survey
Publisher location Reston, VA
Contributing office(s) California Water Science Center
Description xii, 154 p.; col. ill.; maps (col.)
First page i
Last page 154
Country United States
State California
Other Geospatial Eastern San Joaquin Groundwater Subbasin
Additional Online Files (Y/N) N
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