Waterlands
Columbia Slough
USGS · 14211820
COLUMBIA SLOUGH
USGS · 14211820LIVE

COLUMBIA SLOUGH AT PORTLAND, OR

PORTLAND, OR45.6390°N, -122.7632°W Updated 26 min ago
FLOW RATE
-825cfs
GAUGE HT
6.12ft
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
-825cfs 145.0% vs avg
Optimal band: 502–680 cfs
PERIOD HIGH
1,100cfs
PERIOD LOW
16cfs
RUNNABLE
9%
last 1 day in band

Gauge Height

6.12ft
Precipitation History
Your History · COLUMBIA SLOUGH AT PORTLAND, OR

Track your history

Sign in to track your sessions at COLUMBIA SLOUGH AT PORTLAND, OR — best days, monthly trends, and time on the water.

Sign in
SPONSORED

Station Location

45.6390, -122.7632
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 11:20 UTC
Site #14211820·USGS

Create a free account to save favorites, set flow alerts, and track conditions

Sign up free