* WHAT...Flooding caused by excessive rainfall is possible. * WHERE...A portion of northwest California, including the following areas, Coastal Del Norte, Del Norte Interior, Mendocino Coast, Northeastern Mendocino Interior, Northern Humboldt Coast, Northern Humboldt Interior, Northern Lake, Northern Trinity, Northwestern Mendocino Interior, Southeastern Mendocino Interior, Southern Humboldt Interior, Southern Lake, Southern Trinity, Southwestern Humboldt and Southwestern Mendocino Interior. * WHEN...From Monday evening through Tuesday evening. * IMPACTS...There will be an increased risk of rock and land slides along roadways. Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - A prolonged duration of moderate to heavy rain is expected. - http://www.weather.gov/safety/flood
The ideal streamflow range for this river run is between 200 and 600 cubic feet per second (cfs) during the winter and spring months. The summer months usually see a significant decrease in the water level, making the river run less challenging.
The Mattole River offers a class III to IV whitewater experience to paddlers on its 6-mile segment. The run has rapids and obstacles such as Rock Crusher, the Maze, and Steep Falls that require technical ability to navigate safely.
Rivers in California are regulated by strict safety guidelines. The Mattole River is no exception. The California Department of Parks and Recreation prohibits glass containers and alcohol on the river. Life jackets are mandatory to wear during the run, and it is essential to carry a first-aid kit and emergency supplies.
In conclusion, the Mattole River offers a challenging whitewater experience to experienced paddlers. It has class III to IV rapids and obstacles, and the ideal streamflow range is between 200 and 600 cfs. The segment is 6 miles long, and paddlers are required to follow California's strict safety guidelines.
Wind
Humidity
| Last Updated | 2025-06-28 |
| River Levels | 47 cfs (8.9 ft) |
| Percent of Normal | 42% |
| Status | |
| Class Level | iii |
| Elevation | ft |
| Streamflow Discharge | cfs |
| Gauge Height | ft |
| Reporting Streamgage | USGS 11468900 |
Mattole R Nr Ettersburg Ca
|
470cfs |
Sf Eel R Nr Miranda Ca
|
2420cfs |
Sf Eel R A Leggett Ca
|
1220cfs |
Bull C Nr Weott Ca
|
243cfs |
Eel R A Fort Seward Ca
|
5170cfs |
Mattole R Nr Petrolia Ca
|
1200cfs |
| Location | Reservations | Toilets |
|---|---|---|
Nadelos
|
||
Nadelos Tenting Area
|
||
Wailaki Campground
|
||
Wailaki
|
||
Nick's Camp
|
||
Tolkan
|