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Directions from I-5

  1. Take Exit 154 to I-405 North.
  2. Take Exit 1 (Tukwila/West Valley).
  3. At light, turn left onto Interurban Avenue S.
  4. Turn right onto S.W. Grady Way.
  5. Continue on S.W. Grady Way and turn onto Longacres Drive S.W.
  6. Turn right onto Jackson Place S.W./Monster Road S.W.
  7. See map for septage disposal directions

Directions from southbound I-405

  1. Take Exit 1 (Tukwila/West Valley).
  2. At light, turn right onto Interurban Avenue S.
  3. Turn left onto S.W. Grady Way.
  4. Continue on S.W. Grady Way and turn onto Longacres Drive S.W.
  5. Turn right onto Jackson Place S.W./Monster Road S.W.
  6. See map for septage disposal directions

For more information about the DNRP Septage Disposal Program, please contact:

Chris Tinnin,
Building and Grounds Supervisor & Septage Coordinator
 (206) 263-1821
 chris.tinnin@kingcounty.gov