Launch Conditions
Use cautionLaunch with caution — limited daylight.
- Advisories
- None active
- Daylight
- Past sunset (8:40 PM)
- Tide
- 1.988 ft now
Live from the National Weather Service, USGS, and NOAA. A guide, not a substitute for official forecasts and your own judgment.
Live Tide Conditions
Updated 7 hr agoSource: NOAA CO-OPS station 9440083 — Vancouver · 11.2 mi from this ramp
Launch Light & Moon — July 31
local timeWaning Gibbous (92% illuminated). Good fishing outlook — the moon is approaching a major phase.
Location
Quick Facts: Columbia Slough Boat Ramp
| Location | Portland, Oregon |
|---|---|
| Waterbody | Columbia Slough |
| Access Type | Public |
| Coordinates | 45.555047, -122.491356 |
| Hours | Check on site |
| County | Multnomah County |
| Tidal | Yes - check tide charts before launching |
Columbia Slough Boat Ramp is a boat launch providing access to Columbia Slough in Portland, Oregon at coordinates 45.55505, -122.49136.
Columbia Slough Boat Ramp is a boat launch on Columbia Slough in Portland, Multnomah County, Oregon. This page shows current NOAA tide readings, sunrise, sunset, and moon-phase times for the launch, updated automatically. There are 6 other mapped boat ramps within about 15 miles if conditions here aren't right.
Related: boat ramp near Portland • public launch in Multnomah County • fishing access on Columbia Slough • Oregon boat launch
Explore more boat launches across Oregon
Buying or selling a boat?
Decode any boat's HIN free, or run a full $9.99 history report before you buy.
Frequently Asked Questions About Columbia Slough Boat Ramp
What water does Columbia Slough Boat Ramp access?
Columbia Slough Boat Ramp provides boat launch access to Columbia Slough in Portland, Oregon.
How do I get to Columbia Slough Boat Ramp?
Columbia Slough Boat Ramp is located at coordinates 45.555047, -122.491356 in Portland, Oregon. Use the "Get Directions" buttons on this page to navigate with Google Maps or Apple Maps.
Get Directions
Navigate directly to this boat launch using your preferred mapping service:
Alternative Boat Launches Nearby
6 additional boat launches are located within 5.5 mi of Columbia Slough Boat Ramp, providing alternative access points for this area's waters.