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This map layer shows the locations of wells maintained by the U.S. Geological Survey (USGS) that are used to monitor the effects of droughts and other climate variability on ground-water levels. The Ground-Water Climate Response Network consists of a national network of about 140 wells monitored as part of the Ground-Water Resources Program. It is supplemented by more than 200 wells monitored as part of the Cooperative Water Program that meet the same network criteria, which are: open to a single, known hydrogeologic unit; known well construction that allows good water-level measurements; located in unconfined aquifers or near-surface confined aquifers that respond to climatic fluctuations; minimally affected by...
Categories: Web Site; Tags: Alabama, Alaska, Arizona, Arkansas, California, All tags...

    map background search result map search result map Ground-Water Climate Response Network Ground-Water Climate Response Network