Citation
U.S. Geological Survey, [YEAR], National Water Information System data, accessed [DATE ACCESSED] via HIS Central (http://hiscentral.cuahsi.org).
Documents and Publications
CUAHSI HIS Data Portal
Abstract
The USGS National Water Information System (NWIS) provides access to millions of sites measuring streamflow, groundwater levels, and water quality. This web service provides methods for retrieving daily values data, such as discharge and water levels, from NWIS. For more information about NWIS data services, see http://waterservices.usgs.gov/