@misc{indiciaecfcbbcd0f889, title = {Characterization of ambient groundwater quality within a statewide, fixed-station monitoring network in Pennsylvania, 2015–19}, author = {Matthew D. Conlon and Joseph W. Duris}, year = {2022}, doi = {10.3133/sir20215119}, url = {https://pubs.usgs.gov/publication/sir20215119}, note = {Source identifier: sir20215119} }