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Individual NPDES Permits

This page displays the location of individual National Pollutant Discharge Elimination System (NPDES) permits issued by the Ohio EPA.   Select a county from the above list.  When a selection is made, the permits draw on the map.  Click on the individual markers for more information about each permit.

Individual NPDES Permits

Major facility
Minor facility

A major facility is generally defined as any permitted entity that discharges more than one million gallons of waste, process, or cooling water per day.