CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

AMERICAN RIVER - SACRAMENTO AT H STREET (SAMC1)

Latitude: 38.57º N	Longitude: 121.42º W	Elevation: 45 Feet
Location: Sacramento County in California		Bulletin Group: Lower Sacramento		River Group: Lower Sacramento

Issuance Time:

May 30 2023 at 8:08 AM PDT

Next Issuance:

May 31 2023 at 9:00 AM PDT

Monitor Stage: 39.0 Feet

Flood Stage: 42.0 Feet

Danger Stage: 43.0 Feet

Please Note:

Construction work on the levee has damaged the gauge sensor that provides the H Street elevation readings. The gauge maintenance crew will be unable to get in and repair the bubbler until the levee construction is complete.

Plot Type:

Observed Data Credit
	Raw streamflow data is provided by the California Department of Water Resources. View CA DWR Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2022*	--	17.92	Jan 8, 2022
2021*	--	17.08	Mar 13, 2021
2020*	--	17.36	Jul 20, 2020
2019*	--	29.29	Feb 27, 2019
2018*	--	27.95	Apr 8, 2018
Historical High Stage/Flow Events (Period of Record - Jul 1921 to Present) - Ranked by Stage
1951	--	45.70**	Nov 21, 1950
1986*	--	43.40***	Feb 19, 1986****
1928	--	43.40	Mar 26, 1928
1997*	--	42.70	Jan 03, 1997*****
1963*	--	41.30	Feb 02, 1963
* Discharge affected by regulation or diversion
** Flood of record prior to Folsom Dam construction
*** Flood of record after Folsom Dam construction
**** Maximum Folsom Dam release of 130,000 cfs
***** Maximum Folsom Dam release of 115,000 cfs
****** Datum changed from NGVD29 to NAVD88 on 10/01/2016. The difference is -0.84 ft and must be applied to all data before date to convert to NAVD88

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
46.7 Feet	Stages above 46.7 feet result in flooding outside the levees. Top of levee.

Official 7 Day National Weather Service Forecast (CAZ017)

Tonight: Mostly clear. Lows around 53. South winds 10 to 15 mph with gusts to around 25 mph.

Wednesday: Mostly sunny. Highs 76 to 84. South winds around 10 mph.

Wednesday Night: Clear. Lows 51 to 57. Southwest winds 10 to 15 mph.

Thursday: Sunny. Highs 79 to 87. South winds up to 10 mph.

Thursday Night: Clear. Lows 52 to 58. Southwest winds 10 to 15 mph.

Friday: Sunny. Highs 84 to 90.

Friday Night: Clear. Lows 54 to 62.

Saturday through Sunday: Clear. Highs 88 to 98. Lows 54 to 64.

Sunday Night and Monday: Mostly clear. Lows 57 to 65. Highs 86 to 96.

Monday Night and Tuesday: Partly cloudy. Lows 55 to 61. Highs 82 to 92.

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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Verification - Historical Graphical RVF
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