Watersheds

Water quality, source water protection and pollution sources for towns, regions and watersheds.

Area of interest

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Watershed

Impaired waters Assessed, not impaired Show impaired waters polluted by

Public drinking water watersheds Aquifer protection areas

Sewage treatment plants (POTW) Combined sewer overflows

Industrial / individual NPDES General permits (stormwater etc.) State & pretreatment permits

Superfund (NPL) sites Toxics Release Inventory facilities Only permits with a current violation

Named streams & water bodies (USGS) Town boundaries Planning regions Watersheds, HUC-8 Watersheds, HUC-10 Subwatersheds, HUC-12 Background

Data are read live from CT DEEP, UConn CLEAR, US EPA and USGS services each time the page opens.

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Watersheds report preview