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

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)

Tonight: Partly cloudy this evening and becoming mostly cloudy. Lows in the lower 60s. Light winds.

Sunday: Mostly cloudy in the morning and becoming partly cloudy. Patchy fog in the morning. Highs in the lower 70s near the coast to in the upper 70s inland. Light winds.

Sunday Night: Partly cloudy in the evening and becoming mostly cloudy. Patchy fog. Lows in the lower 60s. Light winds.

Monday: Mostly cloudy in the morning and becoming partly cloudy. Patchy fog in the morning. Highs in the mid 70s near the coast to 80 inland. Light winds.

Monday Night: Partly cloudy. Patchy fog. Lows in the mid 60s. Light winds.

Tuesday: Mostly cloudy in the morning and becoming mostly sunny. Patchy fog in the morning. Highs in the upper 70s near the coast to in the lower 80s inland.

Tuesday Night: Mostly clear in the evening and becoming mostly cloudy. Patchy fog overnight. Lows in the mid 60s.

Wednesday: Partly cloudy in the morning and becoming mostly sunny. Patchy fog in the morning. Highs in the upper 70s near the coast to in the lower 80s inland.

Wednesday Night: Mostly clear in the evening and becoming partly cloudy. Patchy fog overnight. Lows in the mid 60s.

Thursday: Partly cloudy in the morning and becoming mostly sunny. Patchy fog in the morning. Highs in the upper 70s near the coast to in the mid 80s inland.

Thursday Night: Mostly clear in the evening and becoming partly cloudy. Patchy fog overnight. Lows in the mid 60s.

Friday: Partly cloudy in the morning and becoming mostly sunny. Patchy fog in the morning. Highs in the lower 80s near the coast to in the upper 80s inland.

Friday Night: Partly cloudy. Patchy fog overnight. Lows in the upper 60s.

Saturday: Partly cloudy in the morning and becoming mostly sunny. Patchy fog in the morning. Highs around 80 near the coast to in the mid 80s inland.

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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