Data Series 301
U.S. GEOLOGICAL SURVEY
Data Series 301
Figure 3. The Southern Sierra Groundwater Ambient Monitoring and Assessment (GAMA) study unit showing the 1.86-mile buffer zones around all public-supply wells, the distribution of study area grid cells, and the location of sampled grid wells.
Alphanumeric identification numbers for grid wells have the prefix “SOSA”; only the numeric portions are shown on the map.
U.S. Department of the Interior | U.S. Geological Survey
URL: https://pubs.usgs.gov/ds/301
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