2022
Natural and Anthropogenic Processes Affecting Domestic Groundwater Quality within the Northwestern Appalachian Basin
Siegel H, Soriano M, Clark C, Johnson N, Wulsin H, Deziel N, Plata D, Darrah T, Saiers J. Natural and Anthropogenic Processes Affecting Domestic Groundwater Quality within the Northwestern Appalachian Basin. Environmental Science And Technology 2022, 56: 13761-13773. PMID: 36129683, PMCID: PMC9536308, DOI: 10.1021/acs.est.2c04011.Peer-Reviewed Original ResearchConceptsNorthern Appalachian BasinAppalachian BasinMaximum contaminant levelDomestic wellsContaminant distributionMetal-rich groundwaterMajor ion compositionDomestic sewage sourcesPrimary drinking water sourceBasin brinesGroundwater qualityAlkaline groundwaterCoal mining operationsGroundwater sourcesRoad saltingSewage sourcesUpland regionsGroundwaterDischarge pointNitrate pollutionValley regionWater qualityMining operationsNitrate concentrationsAgricultural activities
2021
Groundwater Methane in Northeastern Pennsylvania Attributable to Thermogenic Sources and Hydrogeomorphologic Migration Pathways
Li Y, Thelemaque NA, Siegel HG, Clark CJ, Ryan EC, Brenneis RJ, Gutchess KM, Soriano MA, Xiong B, Deziel NC, Saiers JE, Plata DL. Groundwater Methane in Northeastern Pennsylvania Attributable to Thermogenic Sources and Hydrogeomorphologic Migration Pathways. Environmental Science And Technology 2021, 55: 16413-16422. PMID: 34874708, DOI: 10.1021/acs.est.1c05272.Peer-Reviewed Original ResearchConceptsMethane levelsGroundwater methaneGroundwater aquifersNortheastern PennsylvaniaElevated methane levelsBasin brinesThermogenic methaneThermogenic sourceGroundwater samplesHydrocarbon signaturesWater typesDomestic wellsMethane measurementsMigration pathwaysMethane transportMethane concentrationMarcellus ShaleUnconventional oilGeospatial metricsUOG developmentElevated concentrationsGas developmentSystematic increaseAquiferMethane