MDEThe Maryland Department of the Environment (MDE) identifies and maintains locations of significant wastewater treatment plants throughout Maryland. Last Updated: Unknown This is a MD iMAP hosted service. Find more information at https://imap.maryland.gov . Feature Service Link: https://mdgeodata.md.gov/imap/rest/services/Environment/MD_PointSourceDischarges/FeatureServer/0ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/c37ed894979e4ab895fc8175958dea6c_0engMaryland iMapPublicMaryland Point Source Discharges - Significant Wastewater Treatment Plants [Maryland]Web servicesMarylandLast Modified: 2025-05-12