02363oam 2200649 450 991071688540332120210917104343.0(CKB)5470000002525328(OCoLC)681419744(OCoLC)622706998(OCoLC)667863629(OCoLC)984766000(OCoLC)1153329615(OCoLC)995470000002525328(EXLCZ)99547000000252532820101115d1998 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierRadon-222 in the ground water of Chester County, Pennsylvania /by Lisa A. SeniorLemoyne, Pennsylvania :U.S. Department of the Interior, U.S. Geological Survey,1998.1 online resource (v, 79 pages) illustrations (some color), map +2 platesWater-resources investigations report ;98-4169"Prepared in cooperation with the Chester County Water Resources Authority and the Chester County Health Department."Includes bibliographical references (pages 29-32).Radioactive substances in rivers, lakes, etcPennsylvaniaChester CountyGroundwaterPollutionPennsylvaniaChester CountyRadonPennsylvaniaChester CountyGroundwaterPollutionfastRadioactive substances in rivers, lakes, etcfastRadonfastPennsylvaniaChester CountyfastRadioactive substances in rivers, lakes, etc.GroundwaterPollutionRadonGroundwaterPollution.Radioactive substances in rivers, lakes, etc.Radon.Senior Lisa A.1390074Geological Survey (U.S.),Chester County Water Resources Authority.Chester County (Pa.).Health Department.OCLCEOCLCEWAUOCLCQOCLCAOCLCFOCLCOOCLCQCOPOCLCOOCLCQOCLCOGPOBOOK9910716885403321Radon-222 in the ground water of Chester County, Pennsylvania3500726UNINA