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| Latitude: 40.48º N | Longitude: 123.89º W | Elevation: 358 Feet | ||
| Location: Humboldt County in California | Bulletin Group: North Coast | River Group: North Coast | ||
| Action/Monitor: 13.0 Feet | Minor Flood: 17.0 Feet | Moderate Flood: 20.0 Feet | Major Flood: 23.0 Feet |
| Observed Data Credit | |
![]() | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
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Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months. |
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|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2025 |
20,100 |
12.50 |
Nov 22, 2024 |
2024 |
19,300 |
12.20 |
Jan 13, 2024 |
2023 |
23,200 |
13.77 |
Mar 14, 2023 |
2022 |
8,880 |
7.53 |
Jan 4, 2022 |
2021 |
8,260 |
7.21 |
Feb 2, 2021 |
| Historical High Stage/Flow Events (Period of Record - Oct 1950 to Present) - Ranked by Flow | |||
1965 |
48,700 |
22.60 |
Dec 22, 1964 |
1995 |
43,700 |
19.72 |
Jan 09, 1995
|
1956 |
43,500 |
21.30 |
Dec 22, 1955 |
1993 |
41,300 |
19.14 |
Jan 20, 1993
|
1997 |
37,100 |
18.73 |
Dec 31, 1996
|
1986 |
36,900 |
18.17 |
Feb 17, 1986
|
| Location Photographs | ||
| ESRI™ Locator Map |
| Flood Impacts | |
| 25.0 Feet | Extensive, severe, record flooding from Bridgeville downstream to the mouth including portions of US Highway 101. All persons near the river should be prepared to take appropriate actions to protect life and property. |
| 24.0 Feet | Extensive, severe, near record flooding from Bridgeville downstream to the mouth including portions of US Highway 101. All persons near the river should be prepared to take appropriate actions to protect life and property. |
| 23.0 Feet | Extensive, severe flooding with closure of Highway 36 east of Carlotta to near the Grizzly Creek Bridge. River Bar Road in the Starvation Flats area will be impassable. |
| 21.0 Feet | Flooding of Highway 36 east of Carlotta and near the Grizzly Creek Bridge with water over the road in numerous locations. Portions of River Bar Road in Starvation Flats will likely be impassable. Water level in Grizzly Creek State Park will approach Highway 36. |
| 20.0 Feet | Flooding of Highway 36, especially east of Carlotta and near Grizzly Creek State Park. Portions of River Bar Road in the Starvation Flats area are likely to be impassable. In the State Park water may reach near the office. |
| 19.0 Feet | Flooding of Highway 36 near Grizzly Creek State Park and along River Bar Road in the Starvation flats area. Water level at the State Park reaches the parking lot. |
| 18.0 Feet | Minor flooding of Highway 36 near Grizzly Creek State Park and in lower portions of the State Park itself. Moderate flooding of River Bar Road in the Starvation Flats area. |
| 17.0 Feet | Flooding begins in lower portions of Grizzly Creek State Park and along River Bar Road. |
| Product Disclaimer |
This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Eureka Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only. |