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  • NPDES Permits Around the Nation
Contact Us

NPDES Stormwater Program in Region 10

National Information
  • EPA's National NPDES Stormwater Program

In Region 10, EPA is the NPDES stormwater permitting authority for facilities on Indian lands in Idaho, Oregon and Washington; federal operators in Washington; and the Metlakatla Reservation and Denali National Park in Alaska.

Stormwater Contacts for Region 10

  • Multi-Sector (Industrial) and Construction Stormwater: Margaret McCauley (mccauley.margaret@epa.gov), 206-553-1772
  • Municipal Separate Storm Sewer Systems (MS4s): Misha Vakoc (vakoc.misha@epa.gov), 206-553-6650
  • Enforcement and Compliance: Stacey Kim (kim.stacey@epa.gov), 206-553-1380

If EPA is not the permitting authority for your facility (see above), contact your state's stormwater program:

  • Alaska Stormwater Program
  • Idaho Stormwater Permits
  • Oregon Water Quality Permits
  • Washington Stormwater General Permits

Related Information

  • Industrial stormwater activities in Region 10
    • Managing Stormwater at Auto Salvage and Recycling Facilities
  • Construction Stormwater Activities in Region 10
  • Municipal Stormwater Sources (MS4s) in Region 10
  • About Region 10's NPDES Permit Program
Contact Us to ask a question, provide feedback, or report a problem.
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Last updated on May 10, 2022