May be of interest:

National Groundwater Awareness Week

Groundwater in the United States: http://water.usgs.gov/ogw/

Water Use in the United States: http://water.usgs.gov/watuse/
Publications: http://water.usgs.gov/watuse/50years.html

Water Quality in the United States: http://water.usgs.gov/owq/

General Interest Publications: 

Streamflow Depletion by Wells—Understanding and Managing the Effects of Groundwater Pumping on Streamflow

Ground-Water Availability in the United States: http://pubs.usgs.gov/circ/1323/

Example Bibliographies:

Bibliography of Groundwater Resources of the Glacial-Aquifer Systems in Washington, Idaho, and Northwestern Montana, 1905–2011

Bibliography on the Occurrence and Intrusion of Saltwater in Aquifers along the Atlantic Coast of the United States

Enjoy the day,

Emily Wild
Librarian (Physical Scientist)
U.S. Geological Survey
Denver Library
Box 25046, MS 914
Denver Federal Center
Denver, CO 80225-0046
ph: (303) 236-1003
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USGS Libraries: http://library.usgs.gov
Tutorials: http://tinyurl.com/lh3tmua
Professional Page: http://profile.usgs.gov/ecwild