Rivers in California
Trinity River at Hoopa
Below flood stage
12.22ftStage
Observed Sun, Sep 20, 5:00 PM PDT
- Flood stage
- 48.00 ft
- Forecast crest
- 12.23 ftSun, Sep 20, 10:00 AM PDT
- Record crest
- 57.00 ft1964
Flood stages and impacts
| Category | Stage |
|---|---|
| Major flood | 56.00 ft |
| Moderate flood | 52.00 ft |
| Minor flood | 48.00 ft |
| Action | 44.00 ft |
- 57.00 ftSevere flooding of roads, bridges and structures in and around low areas of the river is expected. Many road closures are likely including Highway 96 at several locations between Willow Creek and Weitchpec. Many homes and businesses in valley areas will be innundated.
- 55.00 ftExtensive and severe flooding between Willow Creek and Weitchpec, and flooding of many homes and businesses in the valley areas. Expect closure of Highway 96 between Willow Creek and Weitchpec.
- 53.00 ftExtensive flooding of all low lying areas adjacent to the river, including Highway 96 north and south of Hoopa. Significant damage to structures in these areas is likely.
- 51.00 ftExtensive flooding of all low lying areas adjacent to the river including Highway 96 both north and south of Hoopa is likely. Significant damage to structures in these areas is possible.
- 48.00 ftConsiderable flooding of low lying areas adjacent to the river including Highway 96 is likely. Significant damage to structures in these areas is possible.
- 46.00 ftFlooding of many low lying areas near the river is likely. Minor flooding may occur over Highway 96 between Willow Creek and Hoopa.
- 44.00 ftMinor flooding of the lowest lying areas may occur.
Crest history
29 crests on NOAA’s list since 1955.
| # | Date | Stage |
|---|---|---|
| 1 | December 22, 1964 | 57.00 ft |
| 2 | December 22, 1955 | 50.30 ft |
| 3 | January 16, 1974 | 45.98 ft |
| 4 | January 27, 1983 | 43.16 ft |
| 5 | January 1, 1997 | 42.97 ft |
| 6 | February 18, 1986 | 42.43 ft |
| 7 | February 19, 1958 | 41.70 ft |
| 8 | December 20, 1981 | 40.46 ft |
| 9 | January 24, 1970 | 39.97 ft |
| 10 | March 3, 1972 | 37.53 ft |
| 11 | January 18, 1971 | 37.42 ft |
| 12 | January 10, 1995 | 37.06 ft |
| 13 | February 27, 2019 | 36.31 ft |
| 14 | February 10, 2017 | 35.55 ft |
| 15 | January 18, 2016 | 35.11 ft |
| 16 | March 15, 2023 | 31.97 ft |
| 17 | February 4, 2025 | 31.78 ft |
| 18 | February 7, 2015 | 31.59 ft |
| 19 | November 22, 2024 | 31.02 ft |
| 20 | December 31, 2022 | 30.29 ft |
| 21 | December 21, 2025 | 30.01 ft |
| 22 | March 30, 2012 | 27.94 ft |
| 23 | April 8, 2018 | 26.87 ft |
| 24 | December 29, 2010 | 25.24 ft |
| 25 | February 27, 2010 | 24.91 ft |
Most recent crests
- December 21, 2025: 30.01 ft
- February 4, 2025: 31.78 ft
- November 22, 2024: 31.02 ft
- March 15, 2023: 31.97 ft
- December 31, 2022: 30.29 ft
- December 24, 2021: 20.13 ft
- January 26, 2020: 23.65 ft
- February 27, 2019: 36.31 ft
- April 8, 2018: 26.87 ft
- February 10, 2017: 35.55 ft
Nearby
Upstream, downstream and the gauges around this one.
What this means
Forecasts by the California Nevada River Forecast Center. Forecasts are issued routinely year-round. Gauge reading affected by reservoir operations.
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.