CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

SAN LUIS REY RIVER - OCEANSIDE (SLOC1)

Latitude: 33.22º N	Longitude: 117.36º W	Elevation: 20 Feet
Location: San Diego County in California		Bulletin Group: Southern California		River Group: San Diego/Inland

Issuance Time:

Dec 07 2024 at 7:49 AM PST

Next Issuance:

Dec 08 2024 at 9:00 AM PST

Action/Monitor: N/A

Minor Flood: 21.0 Feet

Moderate Flood: 24.5 Feet

Major Flood: 28.0 Feet

Plot Type:

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View US Geological Survey (USGS) Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2023*	3,050	12.57	Mar 15, 2023
2022*	66	6.71	Dec 26, 2021
2021*	95	6.97	Jan 29, 2021
2020*	5,520	16.18	Apr 11, 2020
2019*	8,240	18.49	Feb 15, 2019
Historical High Stage/Flow Events (Period of Record - Oct 1946 to Present)*** - Ranked by Flow
1916	95,600	--	Jan 27, 1916
1993**	25,700	21.70	Jan 16, 1993
1980*	25,000	14.00	Feb 21, 1980
2005*	21,800	20.68	Jan 11, 2005
1995*	19,500	19.97	Mar 06, 1995
* Discharge affected by regulation or diversion
** Maximum since regulation by Lake Henshaw
*** Most recent continuous record back to Oct 1946 with segmented periods back to Apr 1912
**** No flow recorded during the entire water year

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
28.0 Feet	Excess overflow of water has damaged some sewer and water mains in the city of oceanside. The lilac road bridge on the pala indian reservation has likely washed out. The rincon casino has been evacuated. Approaches to upstream crossings are likely damaged or washed out. North river road has likely been undermined in oceanside. The retainaing wall protecting homes in the rancho viejo project upstream from oceanside is likely compromised. Pala casino is at risk with possible evacuations.
24.5 Feet	Extent of damage unknown. It is possible that the approaches to several of the upstream crossings will be damaged or washed out. The lilac road bridge on the pala indian reservation is likely impassable. Undermining of north river road in oceanside is possible. Undermining of the retaining wall protecting homes in the rancho viejo project is possible. Businesses in the flood plain not protected by the levee are at risk of innundation, including the pala casino parking areas and the rincon casino itself.
21.0 Feet	Approaches to upstream bridges including camino del rey, shearer crossing, and couser canyon, among others, are threatened and possibly damaged. The lilac road bridge on the pala reservation is at risk.
12.0 Feet	LOW-WATER CROSSINGS CAN BE IMPACTED WELL UPSTREAM OF THE GAGE BEFORE SIGNIFICANT GAGE RESPONSE OCCURS. GAGE HEIGHTS OF 9.5 TO 12 FT HAVE BEEN ASSOCIATED WITH THE CLOSING OF COLE GRADE ROAD AND LILAC ROADS.

Official 7 Day National Weather Service Forecast (CAZ043)

Today: Mostly sunny. Warmer. Highs 69 to 74 near the coast to 76 to 79 inland. Areas of winds east to 10 mph this morning becoming light.

Tonight: Mostly clear in the evening and becoming partly cloudy overnight with patchy fog. Local visibility one quarter mile or less at times overnight. Lows 41 to 49. Light winds.

Sunday: Partly cloudy. Highs 64 to 69 near the coast to 70 to 73 inland. Light winds becoming southwest 10 mph in the afternoon.

Sunday Night: Partly cloudy. Patchy fog overnight. Lows 40 to 49. Light winds.

Monday: Partly cloudy with patchy fog in the morning and becoming mostly sunny. Highs 62 to 67 near the coast to 70 inland. Light winds becoming northwest 10 mph in the afternoon.

Monday Night: Mostly clear. Lows 40 to 49.

Tuesday: Mostly sunny. Highs 68 to 73 near the coast to 72 to 75 inland.

Tuesday Night: Mostly clear in the evening and becoming partly cloudy. Lows 40 to 49.

Wednesday: Partly cloudy. Highs 68 to 73 near the coast to 73 to 76 inland.

Wednesday Night: Partly cloudy. Lows 41 to 50.

Thursday: Mostly sunny in the morning and becoming partly cloudy. Highs 65 to 70 near the coast to 70 to 73 inland.

Thursday Night: Mostly clear in the evening and becoming partly cloudy. Lows 42 to 50.

Friday: Partly cloudy. Highs 62 to 67 near the coast to 70 inland.

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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