CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

YUBA RIVER - MARYSVILLE (MRYC1)

Latitude: 39.18º N	Longitude: 121.52º W	Elevation: 88 Feet
Location: Yuba County in California		Bulletin Group: Lower Sacramento		River Group: Feather Yuba

Issuance Time:

Sep 22 2023 at 8:11 AM PDT

Next Issuance:

Sep 23 2023 at 9:00 AM PDT

Monitor Stage: 74.0 Feet

Flood Stage: 87.0 Feet

Danger Stage: 88.0 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
2022*	15,100	70.11	Oct 25, 2021
2021*	1,390	62.32	Jan 28, 2021
2020*	4,950	64.75	Apr 6, 2020
2019*	30,000	75.12	Feb 14, 2019
2018*	36,700	76.80	Apr 7, 2018
Historical High Stage/Flow Events (Period of Record - January 22, 1943 to Present) - Ranked by Flow
1965*	180,000	90.15	Dec 22, 1964
1997*	161,000	91.64	Jan 2, 1997
1963*	146,000	88.90	Feb 1, 1963
1956*	136,000	82.50	Dec 23, 1955
* Discharge affected to unknown degree by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
74.0 Feet	Monitor Stage.
79.0 Feet	Simpson Lane floods. Access into and out of Marysville via Simpson Lane bridge is cut off. Orchards within the levee system are flooded.
80.0 Feet	Simpson Lane becomes impassible. Dantoni Road floods. More orchards flood.
87.0 Feet	Flood Stage.
93.0 Feet	Top of levee. Stages above this level result in flooding outside the levee (Datum = USED).

Official 7 Day National Weather Service Forecast (CAZ016)

Tonight: Clear. Lows 48 to 56. Southeast winds up to 10 mph.

Saturday: Sunny. Highs around 79. Southeast winds up to 15 mph.

Saturday Night: Mostly clear. Lows 48 to 56. Southeast winds 10 to 15 mph.

Sunday: Partly cloudy. Highs around 78. Southeast winds up to 15 mph.

Sunday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows 49 to 57. South winds 10 to 15 mph.

Monday: Mostly cloudy with a chance of rain showers. Highs 71 to 77.

Monday Night: Mostly cloudy with a slight chance of rain showers. Lows 54 to 60.

Tuesday: Mostly sunny. Highs around 75.

Tuesday Night: Clear. Lows 51 to 57.

Wednesday: Mostly sunny. Highs around 80.

Wednesday Night through Thursday Night: Clear. Lows 53 to 59. Highs around 81.

Friday: Mostly sunny. Highs around 78.

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 Sacramento 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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