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USGS Groundwater Watch: Climate Response Network
From the site: "The USGS maintains a network of wells to monitor the effects of droughts and other climate variability on groundwater levels. The network consists of a national... -
USGS Groundwater Watch: Real-Time Groundwater Level Network
From the site: "The Real Time Groundwater Level Network contains water levels and well information from wells with "real time" data transmission instrumentation. This network...