01977oam 2200565 450 991071351990332120200603100252.0(CKB)5470000002502468(OCoLC)966434566(OCoLC)995470000002502468(EXLCZ)99547000000250246820161219d1988 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierHydrology and water quality of the principal springs in Puerto Rico /by Senén Guzmán-RiosSan Juan, Puerto Rico :U.S. Geological Survey,1988.1 online resource (v, 30 pages) illustrations, mapsWater-resources investigations report ;85-4269"Prepared in cooperation with the Puerto Rico Department of Natural Resources and the Water Resources Research Institute of the University of Puerto Rico (Mayaguez Campus)."Includes bibliographical references (pages 30).HydrologyPuerto RicoSpringsPuerto RicoWater qualityPuerto RicoStream measurementsfastWater qualityfastPuerto RicofastHydrologySpringsWater qualityStream measurements.Water quality.Guzmán-Ríos Senén1414495Geological Survey (U.S.),Puerto Rico.Department of Natural Resources.University of Puerto Rico (Mayagüez Campus).Water Resources Research Institute.COPCOPOCLCOCOPOCLCOOCLCFOCLCAGPOBOOK9910713519903321Hydrology and water quality of the principal springs in Puerto Rico3520483UNINA