Sumner Sewage Treatment Plant
13114 63rd St E, Sumner, WA 98390
(253) 299-5760
Sumner Sewage Treatment Plant is a sewage treatment plant located in Sumner, Washington. The plant offered a free and easily accessible dump station suitable for large RVs and trailers, but it is now permanently closed. The site is a sewage treatment plant with a distinct smell, and people appreciated the workers at the site.
Mon: 7 AM–3:30 PM
Tue: 7 AM–3:30 PM
Wed: 7 AM–3:30 PM
Thu: 7 AM–3:30 PM
Fri: 7 AM–3:30 PM
Sat: Closed
Sun: Closed
Cost: FREE
Category: Sewage treatment plant
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No Water -
Pets are Not Allowed
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No Gas
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No Propane
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No Showers
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No Laundry
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No Restroom
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No Trash Disposal
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No Electric Hookups
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No Repair Services
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No Full Hookup
sumnerwa.gov/sewer
You can visit the business website to learn more about this RV Dump station. We always recommend double‑checking the RV Dump station hours before your visit.
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