CNRFC - Hydrology - Observed River/Reservoir Conditions

End of River Group

SAN DIEGO RIVER - FASHION VALLEY (FSNC1)

Latitude: 32.77º N	Longitude: 117.17º W	Elevation: 20 Feet
Location: San Diego County in California		River Group: Southern California

Monitor Stage: 7.5 Feet

Flood Stage: 11.3 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	691	7.26	Jan 29, 2021
2020	4,460	12.49	Apr 10, 2020
2019	3,350	12.19	Feb 14, 2019
2018	801	8.18	Jan 9, 2018
2017	9,810	14.15	Feb 28, 2017
Historical High Stage/Flow Events (Period of Record - Jan 1982 to Present) - Ranked by Flow
2017	9,810	14.15	Feb 28, 2017
1995*	9,430	13.47	Mar 06, 1995
2011*	9,420	14.06	Dec 22, 2010
1983	8,280	13.11	Mar 02, 1983
1998	7,090	12.80	Feb 08, 1998
* Since upstream regulation by El Capitan and San Vicente Reservoirs

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Official 7 Day National Weather Service Forecast (CAZ043)

Today: Cloudy with a slight chance of rain. Highs around 61. Areas of winds west 10 to 15 mph. Chance of precipitation 20 percent.

Tonight: Cloudy. Rain likely overnight. Lows 47 to 52. Areas of winds south 10 to 20 mph. Gusts to 30 mph overnight. Chance of precipitation 70 percent.

Tuesday: Rain. Rain may be heavy at times. Highs around 59. Areas of winds south 25 to 35 mph. Gusts to 55 mph and becoming 50 mph in the afternoon.

Tuesday Night: A slight chance of thunderstorms. Showers. Locally heavy rainfall possible in the evening. Lows 46 to 50. Areas of winds southwest 20 to 30 mph. Gusts to 45 mph and becoming 40 mph overnight.

Wednesday: Mostly cloudy with a slight chance of thunderstorms. Showers likely. Highs around 58. Areas of winds west 15 to 20 mph with gusts to 30 mph. Chance of precipitation 70 percent.

Wednesday Night: Partly cloudy in the evening and becoming mostly cloudy. A slight chance of showers. Lows 43 to 49.

Thursday: Partly cloudy. Highs around 61.

Thursday Night: Partly cloudy. Lows 42 to 47.

Friday: Partly cloudy. Highs around 63.

Friday Night: Mostly clear in the evening and becoming partly cloudy. Lows 41 to 46.

Saturday: Partly cloudy in the morning and becoming mostly sunny. Highs 61 to 64.

Saturday Night: Mostly clear. Lows 40 to 45.

Sunday: Mostly sunny. Highs 62 to 65.

Impacts - E19 Information
6.5 Feet	Avenida Del Rio under water.
7.5 Feet	Water begins to flow over Camino Del Este. Barricades needed.
8.8 Feet	Fashion Valley Road closed. Officials barracade the road to travel.
11.3 Feet	Minor flood. Low water crossings over the river in Mission Valley are closed and under water. Roads impacted include, Fashion Valley Road, Avenida Del Rio, Camino Del Este, Camino De La Reina, and Mission Center Road. Water flows into Fashion Valley Parking Lot.
13.5 Feet	Parking structures designed for flooding fill with water. Golf course under water. Hotel Circle Road North under water.
14.01 Feet	Numerous area roads closed, portions of the Fashion Valley parking facilities under water. Extensive flooding of Qualcomm Stadium, including the stadium and surrounding parking lot.
16.5 Feet	23,500 cfs. Most unelevated roads and intersections in Mission Valley flooded and impassable. Evacuations may be needed for businesses and residences, as well as likely golf course inundation and possible damage to businesses. Portions of the trolley line impacted.
17.5 Feet	Water reaching the lowest portions of the State Route 163 (Cabrillo Freeway) over the San Diego River. Road closure may be needed. Major flooding of surface streets and businesses in Mission Valley.
19.6 Feet	75,000 cfs. Most of the valley under water. Considerable damage.

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 San Diego 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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