TY - RPRT TI - A reconnaissance spatial and temporal assessment of methane and inorganic constituents in groundwater in bedrock aquifers, Pike County, Pennsylvania, 2012-13 AU - Lisa A. Senior PY - 2014 DO - 10.3133/sir20145117 UR - https://pubs.usgs.gov/publication/sir20145117 ID - sir20145117 ER -