A survey of methane in groundwater was undertaken to document methane occurrence on the basis hydrogeologic setting within a glaciated 1,810-square-mile area of south-central New York along the Pennsylvania border. Sixty-six wells were sampled during the
Heisig, Paul M. pmheisig@usgs.gov,Scott, Tia-Marie tia-mariescott@usgs.gov. Occurrence of methane in groundwater of south-central New York State, 2012-systematic evaluation of a glaciated region by hydrogeologic setting. 2013-01-01.