CNRFC - Hydrology - Observed River/Reservoir Conditions

EEL RIVER - FORT SEWARD (FTSC1)

Latitude: 40.22º N	Longitude: 123.63º W	Elevation: 217 Feet
Location: Humboldt County in California		River Group: North Coast

Monitor Stage: 55.0 Feet

Flood Stage: 70.0 Feet

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View USGS Data for this station location.

Historical Stage/Flow Data
Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months.
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2025*	95,800	34.30	Nov 22, 2024
2024*	69,200	29.71	Jan 14, 2024
2023*	119,000	38.84	Dec 31, 2022
2022*	50,100	26.93	Oct 24, 2021
2021*	17,000	18.07	Feb 2, 2021
Historical High Stage/Flow Events (Period of Record - Sept 1955 to Present) - Ranked by Flow
1965*	561,000	82.60	Dec 22, 1964
1956*	376,000	72.50	Dec 22, 1955
1986*	306,000	59.27	Feb 17, 1986
1995*	287,000	57.34	Jan 09, 1995
1974*	281,000	56.75	Jan 16, 1974
1997*	240,000	52.86	Jan 01, 1997
* Discharge affected to unknown degree by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ106)

Tonight: Rain showers through the night. Slight chance of thunderstorms overnight. Windy. Some thunderstorms may produce gusty winds and heavy rainfall overnight. Snow level 5000 feet overnight. Lows 41 to 51. South wind 20 to 25 mph in the valleys and south 20 to 30 mph at higher elevation.

Saturday: Rain showers through the day. Slight chance of thunderstorms in the afternoon. Windy. Near steady temperature in the upper 40s. Some thunderstorms may produce gusty winds and heavy rainfall in the afternoon. Snow level 5000 to 5500 feet. South wind 20 to 35 mph with gusts at higher elevations to around 55 mph.

Saturday Night: Rain showers and slight chance of thunderstorms in the evening, then rain overnight. Windy. Some thunderstorms may produce gusty winds and heavy rainfall in the evening. Snow level 5000 to 5500 feet. Lows 38 to 48. In the valleys, south wind up to 25 mph in the evening. At higher elevation, south wind 20 to 30 mph.

Sunday: Rain. Snow level 4000 to 4500 feet. Highs 41 to 53.

Sunday Night: Rain. Snow level 4000 feet. Lows 35 to 45.

Monday: Rain. Snow level 4000 to 4500 feet. Highs 40 to 52.

Monday Night: Mostly cloudy. Chance of rain and snow. Lows 33 to 43.

Tuesday: Mostly cloudy. Patchy valley fog. Chance of rain. Highs 43 to 56.

Tuesday Night: Mostly cloudy. Chance of rain. Lows 33 to 43.

Wednesday: Rain and snow likely. Highs 40 to 53.

Wednesday Night: Mostly cloudy. Patchy valley fog. Chance of rain and snow. Lows 28 to 38.

Thursday: Mostly cloudy in the morning then clearing. Patchy valley fog. Slight chance of rain and snow. Highs 42 to 53.

Thursday Night: Mostly clear. Patchy valley fog. Lows 27 to 37.

Friday: Partly cloudy. Patchy valley fog. Highs 47 to 58.

Flood Impacts
83.0 Feet	Considerable flooding of low lying areas north of the railroad tracks in Alderpoint and Fort Seward, and around the Dobbyns creek confluence. This forecast exceeds record river levels.
80.0 Feet	Flooding is probable in low lying areas north of the railroad tracks in alderpoint and fort seward, and around the dobbyns creek confluence.
78.0 Feet	Minor flooding is possible in low lying areas north of the railroad tracks in Alderpoint and Fort Seward, and around the Dobbyns Creek confluence.

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.

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