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Groundwater levels for the Nation

! Important: Next Generation Monitoring Location Page

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USGS 292628099401401 YP-69-35-602 (Frio Reference Well)

Uvalde County, Texas
Hydrologic Unit Code 12110106
Latitude  29°26'45", Longitude  99°39'52" NAD27
Land-surface elevation 1,170.08 feet above NGVD29
The depth of the well is 237 feet below land surface.
The depth of the hole is 237 feet below land surface.
This well is completed in the Edwards-Trinity aquifer system (S500EDRTRN) national aquifer.
This well is completed in the Edwards and Associated Limestones (218EDRDA) local aquifer.
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Graph of groundwater level data at USGS 292628099401401 YP-69-35-602 (Frio Reference Well)
Breaks in the plot represent a gap of at least one year between field measurements.
Download a presentation-quality graph