Duwamish Gardens hand-carry boat launch
Duwamish Gardens hand-carry boat launch is a public boat ramp on the Duwamish River near Duwamish, Washington.

Washington State Department of Ecology lists the water at this launch as likely to contain New Zealand mudsnails; extra decontamination is advised when leaving it. Clean, drain and dry your boat, trailer and gear before you leave, and do not move water, plants or live bait to another water.
Washington State Department of Ecology · checked October 20, 2026
Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.
Boating rules
- No-discharge zone: WAC 173-228 bans vessel sewage discharges, whether treated or not, in the No Discharge Zone. It became effective May 10, 2018. · all of Duwamish River rule
From the boating rules map of Washington Department of Ecology, read October 20, 2026. A map of rules is a guide: the regulation's text and the posted signs govern.
Conditions
- Weather forecast for this launch · National Weather Service
- Water level at the DUWAMISH R AT E MARGINAL WAY BR AT DUWAMISH, WA gauge · USGS, 0.1 mi away on Duwamish River
Water level
Latest reading loads here; without it, see the USGS page below.
USGS gauge DUWAMISH R AT E MARGINAL WAY BR AT DUWAMISH, WA, 0.1 mi from this launch on Duwamish River: water level, a reading every 15 minutes. Readings and history at USGS.
On the river
River mile 7.0 on Duwamish River · Washington Department of Ecology river miles (USGS and WDFW)
Sources: Washington Department of Ecology river miles (USGS and WDFW).
On Duwamish River
River in Washington. All launches on Duwamish River.
Community
Where people who use Duwamish River talk about it.
Nearby launches
- Atlantic City Boat Ramp · 1.9 mi · Lake Washington
- Atlantic City Boat Ramp · 1.9 mi · Lake Washington
- 1st Avenue South Bridge Boat Launch · 3.5 mi · Duwamish River
- Seahurst County Park · 3.8 mi · East Passage
- Gene Coulon Park Boat Launch · 4.1 mi · Lake Washington
- Ferdinand Street Boat Launch · 4.1 mi · Andrews Bay
Sources
- OpenStreetMap n9546532225 © OpenStreetMap contributors, ODbL
Why it is listed as public: www.seattlesouthside.com: The park gives people a place to access the Duwamish River, including a hand-carry boat launch.. Something wrong, or is this launch private? Send a correction; it goes to a person.
