MS4 Regulatory Inspections

  1. County Industrial Activities

    Our department assists private industrial facilities by providing technical assistance in pollution prevention and assistance in following the proper NPDES Permit path with Maryland’s Department of the Environment.

  2. County SWPPP Inspection

    The county’s Stormwater Pollution Prevention Plan (SWPPP) Inspection Program is designed to assist county owned industrial facilities in meeting the mandates of the Maryland Department of Environment’s (MDE) permit entitled the “NPDES General Discharge Permit for Stormwater Discharges Associated with Industrial Activity.” Through technical and inspection assistance, the county SWPPP Inspection Program supports county owned industrial property in reducing their environmental impact.

  3. Municipal SWPPP Inspection

    The Municipal SWPPP Inspection Program is designed to assist Prince George’s County’s municipalities who own industrial facilities in meeting the mandates of the Maryland Department of Environment’s (MDE) permit entitled the “NPDES General Discharge Permit for Stormwater Discharges Associated with Industrial Activity.”

  4. Outfall Sampling

    Inspectors are tasked with conducting inspections of the storm drainage outfall structures in the county. We have over 2,400 outfalls throughout the county. These outfalls discharge water runoff from the roadway and surrounding properties into our stream channels.

  5. Private Best Management Practices Inspection

    There are over 1,000 privately-owned and maintained best management practices (BMPs) located throughout the county on private residential and commercial properties.

  6. Water Quality Complaints

    Inspectors investigate complaints we receive from concerned residents about property owners dumping or discharging fluids into the county’s storm drain systems and stream channels.