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NPDES Stormwater Permit for Joint Base Lewis-McChord MS4 in Washington

Below are EPA's National Pollutant Discharge Elimination System (NPDES) municipal separate storm sewer system (MS4) final permit and supporting documents for U.S. Department of Defense Joint Base Lewis-McChord (JBLM) in  Washington.

  • Permit number: WAS026638
  • Effective date: December 25, 2013
  • Modified: February 1, 2015
  • Permit expires: September 30, 2018

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