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1. Take Exit 157: East Martin Luther King Junior Way (I-900).
2. Stay to the left off I-5 and follow MLK for approximately 1.5 miles.
3. At the second stop light turn right onto 68th Ave.
4. Follow this road for 1 mile, and turn right onto Monster Road SW
5. The entrance to the treatment plant is on the left just after the old train tracks at the bottom of the hill about a half of a mile from the turn onto Monster Rd.
6. See map for septage disposal directions

 

1. Go north on Highway 99.
2. Take the I-5/405 exit (on the right side).
3. Continue straight to I-405 North.
4. Take Exit 1 (Tukwila/West Valley).
5. At light, turn left onto Interurban Avenue S.
6. Turn right onto S.W. Grady Way.
7. Continue on S.W. Grady Way and turn onto Longacres Drive S.W.
8. Turn right onto Jackson Place S.W./Monster Road S.W.
9. See map for septage disposal directions

 

1. Take Exit 1 (Tukwila/West Valley).
2. At light, turn right onto Interurban Avenue S.
3. At light, 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 Coordinator & Septage Supervisor:
 (206) 263-1821
 chris.tinnin@kingcounty.gov