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General Discharge Permit

General Discharge Permit For Discharges from Mineral Quarries, Borrow Pits, and Concrete and Asphalt Plants
Maryland General Permit No. 15-MM

Determination for General Discharge Permit No. 15-MM (NPDES No. MDG49)

The 15-MM general permit became effective on May 1, 2017. 

​15-MM Permit 

Fo​rms 

Supplemental Information

10-MM Permit

Contact Info

If you have additional questions or would like more information, please contact the Wastewater Permits Program, Industrial & General Discharge Permits Division at 410-537-3323.

Additional Information and Related Links

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