Tualatin River near Dilley, OR
Is Tualatin River near Dilley, OR flooding right now?
Tualatin River near Dilley, OR measured 11.13 ft on 2026-09-11 02:00:00 UTC. That observation was 6.4 ft below its 17.5 ft flood stage. This is the latest available reading, not a guarantee of current conditions.
Gauge height
11.13 ft
Streamflow
177 cfs
Minor flooding here begins at 17.5 ft, with major flooding at 19.5 ft. The highest crest on record was 19.34 ft on Tue, Dec 22, 1964.
Flood forecast
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 16 ft | 4.9 ft below |
| Minor flood | 17.5 ft | 6.4 ft below |
| Moderate flood | 18.5 ft | 7.4 ft below |
| Major flood | 19.5 ft | 8.4 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 19.34 ft | 1964-12-22 |
| 19.27 ft | 1972-01-21 |
| 19.06 ft | 1996-02-08 |
| 19 ft | 2007-12-05 |
| 18.8 ft | 1955-12-22 |
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| Wapato Creek at SW Gaston Road, at Gaston, OR | 2.4 mi | Washington County |
| Scoggins Creek below Henry Hagg Lake, near Gaston, OR | 3.7 mi | Washington County |
| Tualatin River at Hwy 219 near Hillsboro, OR | 6.7 mi | Washington County |
| Ayers Creek at NE North Valley Rd, near Gaston, OR | 6.7 mi | Yamhill County |
| Bronson Creek at 185Th Ave near Aloha, OR | 13.0 mi | Washington County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.