Display Name: Surface Water Drinking Water Source Areas
Description: This map includes Oregon Department of Environmental Quality (DEQ) and Oregon Health Authority’ (OHA) Drinking Water Program Source Water Assessment results for community and non-transient non-community public water systems (PWS) for surface water systems that were active in June 1999 (when Oregon's Source Water Assessment Plan was approved by EPA). Subsequently, post-1999 systems have been added including some non-community systems.<br><br>(DEQ, 2019)