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:

Oct 17 2021 at 7:44 AM PDT

Next Issuance:

Oct 18 2021 at 9:00 AM PDT

Monitor Stage: 13.0 Feet

Flood Stage: 17.0 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
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
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
2016	32,800	17.13	Jan 17, 2016
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: Cloudy. Rain showers in the evening, then chance of rain showers overnight. Snow level 4500 feet. Lows 33 to 43.

Monday: Mostly cloudy in the morning then becoming partly cloudy. Patchy valley fog in the morning. Highs 50 to 65.

Monday Night: Partly cloudy. Patchy valley fog overnight. Lows 34 to 44.

Tuesday: Mostly cloudy. Patchy valley fog. Chance of rain showers. Snow level 4500 feet. Highs 53 to 68. Southeast wind around 20 mph with gusts at higher elevations to around 35 mph.

Tuesday Night and Wednesday: Breezy. Rain showers. Lows 40 to 50. Highs 53 to 68. South wind 20 to 25 mph.

Wednesday Night: Mostly cloudy. Chance of rain showers. Lows 42 to 52.

Thursday: Mostly cloudy. Rain showers likely. Highs 55 to 70.

Thursday Night: Rain showers. Lows 41 to 51.

Friday and Friday Night: Mostly cloudy. Chance of rain showers. Highs 51 to 66. Lows 39 to 49.

Saturday: Mostly cloudy. Rain showers. Highs 48 to 63.

Saturday Night: Rain showers. Lows 39 to 49.

Sunday: Rain showers. Highs 48 to 63.

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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