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Groundwater levels for Illinois

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  • 383709090052001
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USGS 383709090052001 2N 9W-15.6a

St. Clair County, Illinois
Hydrologic Unit Code 07140101
Latitude  38°37'09", Longitude  90°05'20" NAD27
Land-surface elevation 421 feet above NAVD88
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Graph of groundwater level data at USGS 383709090052001 2N 9W-15.6a
Breaks in the plot represent a gap of at least one year between field measurements.
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