Rivers in Oregon
Tualatin River at Farmington
Below flood stage
4.26ftStage
Observed Tue, Sep 22, 1:30 AM PDT
- Flood stage
- 32.00 ft
- Forecast crest
- 4.22 ftMon, Sep 28, 5:00 AM PDT
- Record crest
- 37.20 ft1996
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 36.00 ft |
| Moderate flood | 34.00 ft |
| Minor flood | 32.00 ft |
| Action | 28.00 ft |
- 37.00 ftexpect widespread flooding of homes and roads in and around Farmington, Tualatin, and West Linn. Historically, numerous homes in Tualatin along and near the river have flooded at this level. The Oswego Canal inlet gate will likely be overtopped.
- 36.00 ftexpect major flooding of numerous homes and roads from Farmington downstream to Tualatin. Historically, evacuations in several areas including Farmington, Tualatin, and Rivergrove have taken place when the river reached this stage. The Oswego Canal inlet gate is in danger of being overtopped.
- 35.00 ftexpect widespread flooding of lowland areas. Flooding of numerous residential areas in and around Farmington, Tualatin, and Rivergrove just east of I-5 begins at this level. Also expect flooding of numerous roads and subsequent road closures in these areas.
- 34.00 ftexpect inundation of large areas along the Tualatin from Farmington downstream to the City of Tualatin. The main flood impact is to low-lying pastures and farmland along the river, but lower elevations of some secondary roads between Farmington and Tualatin may be flooded, and some structures in the city of Tualatin may be threatened by flood water.
- 32.00 ftexpect flooding of numerous fields and low-lying farms, along with flooding of a few secondary roads in and around Farmington and Tualatin. Some farmland near the river channel will be inundated.
- 28.00 ftthe river is at bankfull level. Above this level, some inundation of low areas and farmland along the river channel will occur.
Crest history
28 crests on NOAA’s list since 1933.
| # | Date | Stage |
|---|---|---|
| 1 | February 9, 1996 | 37.20 ft |
| 2 | December 22, 1933 | 37.00 ft |
| 3 | December 22, 1955 | 36.03 ft |
| 4 | January 17, 1974 | 35.13 ft |
| 5 | January 1, 1997 | 34.81 ft |
| 6 | February 18, 1949 | 34.50 ft |
| 7 | December 24, 1964 | 34.40 ft |
| 8 | January 27, 1964 | 34.40 ft |
| 9 | January 5, 1956 | 34.40 ft |
| 10 | December 11, 2015 | 34.02 ft |
| 11 | December 17, 1977 | 34.00 ft |
| 12 | January 12, 2006 | 33.63 ft |
| 13 | December 21, 1941 | 33.50 ft |
| 14 | February 26, 1950 | 33.50 ft |
| 15 | December 6, 1951 | 33.40 ft |
| 16 | January 24, 1970 | 33.30 ft |
| 17 | January 21, 1953 | 33.30 ft |
| 18 | February 15, 1954 | 33.30 ft |
| 19 | December 15, 1995 | 33.20 ft |
| 20 | January 21, 1964 | 33.20 ft |
| 21 | January 12, 1959 | 33.10 ft |
| 22 | April 2, 1943 | 33.04 ft |
| 23 | January 23, 1951 | 33.00 ft |
| 24 | April 2, 1942 | 32.89 ft |
| 25 | January 1, 2006 | 32.86 ft |
Most recent crests
- December 19, 2015: 32.80 ft
- December 11, 2015: 34.02 ft
- December 6, 2007: 32.60 ft
- January 12, 2006: 33.63 ft
- January 1, 2006: 32.86 ft
- January 1, 1997: 34.81 ft
- February 9, 1996: 37.20 ft
- December 15, 1995: 33.20 ft
- December 17, 1977: 34.00 ft
- January 17, 1974: 35.13 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the Northwest River Forecast Center. Forecasts are issued routinely year-round.
Sources
Stage, flood stages, impacts and crest history from NOAA’s National Water Prediction Service. Streamflow and the daily record from the U.S. Geological Survey.