7824 Mukilteo Speedway
Mukilteo, WA  98275
425-355-3355
 

 

Maps and Directions


Administration & Operations



Big Gulch Treatment Facility

The Wastewater Treatment Plant is located at 9417 62nd Pl W, Mukilteo, Washington. If you have any questions about the map or directions, please call 425-355-6637. MAP

From Mukilteo Speedway

Turn West onto 92nd St SW. At the "Y" (92nd and 61st Pl W) stay to the left, and you will still be on 92nd St SW. Take a left onto 62nd Pl W. Take a left onto 95th Pl SW. You will see the metal gate on your right. This is the top of the one lane, winding road leading to the treatment plant. When you reach the treatment plant, there will be a pedestal on your left. Ring the call button. If there is no answer, honk your horn.

If you are southbound on I-5

Merge onto highway 526 W via exit #189 (Mukilteo/Whidbey Island Ferry). Drive approximately 4.4 miles to 84th St SW. Turn right onto 84th St. Turn left onto Mukilteo Speedway (2nd traffic light). Turn right onto 92nd St SW. At the "Y" (92nd and 61st Pl W) stay to the left, and you will still be on 92nd St SW. Take a left onto 62nd Pl W. Take a left onto 95th Pl SW. You will see the metal gate on your right. This is the top of the one lane, winding road leading to the treatment plant. When you reach the treatment plant, there will be a pedestal on your left. Ring the call button. If there is no answer, honk your horn.

If you are northbound on I-5

Merge onto highway 525 N via exit #182 (Alderwood Mall Pkwy). Drive approximately 6.7 miles, to 92nd St SW. Turn left onto 92nd St SW. At the "Y" (92nd and 61st Pl W) stay to the left, and you will still be on 92nd St SW. Take a left onto 62nd Pl W. Take a left onto 95th Pl SW. You will see the metal gate on your right. This is the top of the one lane, winding road leading to the treatment plant. When you reach the treatment plant, there will be a pedestal on your left. Ring the call button. If there is no answer, honk your horn.

If you are westbound on Highway 526 (Boeing freeway)

Drive west to 84th St SW. Turn right onto 84th St. Turn left onto Mukilteo Speedway (two traffic lights). Turn right onto 92nd St SW. At the "Y" (92nd and 61st Pl W) stay to the left, and you will still be on 92nd St SW. Take a left onto 62nd Pl W. Take a left onto 95th Pl SW. You will see the metal gate on your right. This is the top of the one lane, winding road leading to the treatment plant. When you reach the treatment plant, there will be a pedestal on your left. Ring the call button. If there is no answer, honk your horn.

 

 

Mailing Address:
Mukilteo, WA 98275-0260

Main Office
Street Address:
7824 Mukilteo Speedway
Mukilteo, WA

Phone Number: 425-355-3355
Fax Number: 425-348-0645

Contact Us


Big Gulch Treatment Facility

Street Address:
9417 62nd Pl W
Mukilteo, WA

Phone Number: 425-355-6637
Fax Number: 425-355-4263


Service Areas

(Click on map for larger detail)

 


Big Gulch Map

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