CNRFC - Hydrology - River Guidance - Graphical RVF

VAN DUZEN RIVER - BRIDGEVILLE (BRGC1)

Latitude: 40.48º N	Longitude: 123.89º W	Elevation: 358 Feet
Location: Humboldt County in California		River Group: North Coast

Issuance Time:

Mar 20 2023 at 1:54 PM PDT

Next Issuance:

Mar 21 2023 at 9:00 AM PDT

Monitor Stage: 13.0 Feet

Flood Stage: 17.0 Feet

Plot Type:

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
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2021	8,260	7.21	Feb 2, 2021
2020	9,560	7.97	Jan 26, 2020
2019	25,600	15.05	Feb 27, 2019
2018	10,100	8.24	Apr 7, 2018
2017	26,700	15.49	Jan 8, 2017
Historical High Stage/Flow Events (Period of Record - Oct 1950 to Present) - Ranked by Flow
1965	48,700	24.00	Dec 22, 1964
1995	43,700	19.72	Jan 09, 1995
1997	37,100	18.73	Dec 31, 1996
1986	36,900	18.17	Feb 17, 1986

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ106)

Tonight: Partly cloudy in the evening then becoming mostly cloudy. Slight chance of rain showers overnight. Snow level 3000 feet. Lows 30 to 40.

Tuesday: Mostly cloudy. Chance of rain showers and snow showers in the morning, then rain showers and snow showers likely in the afternoon. Snow level 3000 to 3500 feet. Snow accumulations up to 1 inch. Highs 46 to 61.

Tuesday Night: Mostly cloudy. Chance of rain showers through the night. Chance of snow showers overnight. Snow level 3500 to 4000 feet. Lows 32 to 42. Northeast wind around 20 mph in the evening.

Wednesday: Mostly cloudy. Rain likely. Snow level 3500 to 4000 feet. Highs 41 to 56.

Wednesday Night: Mostly cloudy. Chance of rain showers and snow showers. Snow level 3000 to 3500 feet. Lows 32 to 42.

Thursday: Mostly cloudy. Rain showers and snow showers likely. Snow level 3000 feet. Highs 39 to 54.

Thursday Night through Saturday: Mostly cloudy. Chance of rain showers and snow showers. Lows 27 to 37. Highs 40 to 55.

Saturday Night: Partly cloudy. Slight chance of rain showers and snow showers. Lows 23 to 33.

Sunday: Mostly cloudy. Rain and snow likely. Highs 38 to 52.

Sunday Night and Monday: Rain and snow likely. Lows 28 to 38. Highs 37 to 52.

Impacts - E19 Information
17.0 Feet	Flooding begins in lower portions of Grizzly Creek State Park and along River Bar Road.
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.
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.
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.
21.0 Feet	Flooding of Highway 36 east of Carlotta and near the Grizzly Creek Bridge due to 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.
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.
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.
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.

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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