Free RV Dump Stations in Washington
There are 7 free RV dump stations in Washington in our directory, in 7 towns, and 1 of them also have fresh water. See the map, then pick the closest one below.
Map
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All free dump stations in Washington
| Name | Location | Type | Fee | Fresh water |
|---|---|---|---|---|
| Indian John Hill Rest Area, I-90 Eastbound Dump Station | Near Cle Elum, WA | Dump station | Free | — |
| Twin Harbors State Park - Eastside Campground Dump Station | Grayland, WA | Dump station | Free | — |
| Plymouth Campground Dump Station | Near Kennewick, WA | Dump station | Free | Yes |
| City of Longview RV Dump Station | Longview, WA | Dump station | Free | — |
| LOTT Clean Water Alliance RV Dump Station | Olympia, WA | Dump station | Free | No |
| Prosser Rest Area Dump Station | Prosser, WA | Dump station | Free | — |
| Pullman RV Dump Station (Northwest Guy St) | Pullman, WA | Dump station | Free | — |
Frequently asked questions
Where can I dump my RV tanks for free in Washington?
We list 7 free RV dump stations in Washington, in Cle Elum, Grayland, Kennewick, Longview, Olympia, Prosser and 1 more towns. Free sites can add fees or close for winter, so check signs on arrival.
Do free dump stations in Washington have fresh water?
Plymouth Campground Dump Station (Kennewick) list potable water. Never fill your fresh tank from the rinse hose.
Are there free dump stations along interstates in Washington?
Yes: Indian John Hill Rest Area, I-90 Eastbound Dump Station (I-90 exit 85), Plymouth Campground Dump Station (I-82 exit 1), City of Longview RV Dump Station (I-5 exit 39), LOTT Clean Water Alliance RV Dump Station (I-5 exit 105).