Warren Co SWCD is committed to promoting wise stewardship of our natural resources through cooperative partnerships, educational programs and technical assistance in land and water management. 

One of the many ways Warren County SWCD accomplishes this mission is to provide services to our urban community.   WCSWCD in partnership with the Warren Co Engineer's Office works to help Warren County unincorporated and incorporated municipalities comply with various State and local permitting requirements.  

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Earth Disturbing in Warren Co

Part of the NPDES Phase II MS4 rules and regulations require municipalities to satisfy the Minimum Control Measure 4. Construction Site Runoff Control.  This requires the MS4 to develop, implement and enforce an erosion and sediment control program for construction activities that disturb 1 or more acres of land.  Therefore, those municipalities listed below have a Construction Site Runoff Control Program and require various submittals, applications, fees and permits before earth disturbing can commence on earth disturbances of 1 acre or more. 

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Developers/Builders/Engineers
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​Click on each municipality below to learn the requirements, fees
​and guidance for your project area.

Stand Alone MS4s in Warren County:

Municipality of Carlisle MS4

Deerfield Twp MS4

City of Franklin MS4

City of Lebanon MS4

City of Mason MS4

City of Springboro MS4

Warren County Commissioners & Co-Permitees MS4 consists of the following municipalities:
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Warren Co Unicorporated area, Clearcreek Twp, Franklin Twp, Hamilton Twp, Turtlecreek Twp, Union Twp
​Village of Maineville, Village of Morrow and Village of South Lebanon

Warren Co & Co-Permitees MS4

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