@misc{indiciae5d6a707d7850, title = {Selected findings and current perspectives on urban and agricultural water quality by the National Water-Quality Assessment Program}, author = {Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey}, year = {2001}, doi = {10.3133/fs04701}, url = {https://pubs.usgs.gov/publication/fs04701}, note = {Source identifier: fs04701} }