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| Latitude: 33.22º N | Longitude: 117.36º W | Elevation: 20 Feet | |
| Location: San Diego County in California | River Group: Southern California | ||
| Issuance Time: | Oct 17 2021 at 7:33 AM PDT | Next Issuance: | Oct 18 2021 at 9:00 AM PDT |
| Monitor Stage: N/A | Flood Stage: 21.0 Feet |
| Observed Data Credit | |
 | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
|||
|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
2020* |
5,520 |
16.18 |
Apr 11, 2020 |
2019* |
8,240 |
18.49 |
Feb 15, 2019 |
2018* |
121 |
7.02 |
Jan 9, 2018 |
2017* |
2,750 |
14.31 |
Feb 28, 2017 |
2016* |
0**** |
-- |
-- |
| 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 | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ043) |
| Tonight: Partly cloudy in the evening, then mostly cloudy with a slight chance of rain overnight. Lows 52 to 57. Light winds. Chance of measurable precipitation 20 percent. Monday: Mostly cloudy with a chance of rain in the morning, then partly cloudy with a slight chance of rain in the afternoon. Highs 64 to 69. Light winds. Chance of measurable precipitation 40 percent. Monday Night: Partly cloudy. Cooler. Lows 45 to 50. Light winds. Tuesday: Partly cloudy in the morning and becoming mostly sunny. Highs 65 to 70. Light winds. Tuesday Night: Partly cloudy. Patchy fog overnight. Lows 47 to 52. Light winds. Wednesday: Partly cloudy. Patchy fog in the morning. Highs 68 to 73. Wednesday Night: Partly cloudy. Patchy fog overnight. Lows 50 to 55. Thursday: Partly cloudy. Patchy fog in the morning. Highs 68 to 73 near the coast to 72 to 77 inland. Thursday Night: Partly cloudy. Patchy fog overnight. Lows 51 to 56. Friday: Partly cloudy. Patchy fog in the morning. Highs 67 to 72 near the coast to 71 to 76 inland. Friday Night: Partly cloudy in the evening and becoming cloudy. Patchy fog overnight. Lows 52 to 57. Saturday: Mostly cloudy in the morning and becoming cloudy. Patchy fog in the morning. Highs 64 to 69 near the coast to 70 inland. Saturday Night: Partly cloudy in the evening and becoming mostly cloudy. Slight chance of rain. Lows 52 to 57. Sunday: Mostly cloudy. Highs 66 to 71. |
| Impacts - E19 Information | |
| 21.0 Feet | Damage unknown. Bridge approaches upstream threatened and at risk of undermining. |
| 24.5 Feet | Damage unknown. Camino Del Rey, Couser Canyon, and Shearer Crossing Bridge approaches at risk of being washed out. |
| 28.0 Feet | Scouring and undermining of roads and structures adjacent to the river channel. Bridge approaches designed to wash out at high flows destroyed. Indian gaming casinos parking facilities under water. Most significant damage upstream of levee with adjacent cropland underwater and homes threatened. Some infrastructure facilities damaged in city of Oceanside. |
| 29.0 Feet | Overtopping levee. Henshaw Dam was not in place nor was the levee at time of record flow. Levee is designed for PMF of 85,000 cfs. Peak adjusted discharge of 1916 event with Henshaw Dam is estimated to be 54,000 cfs. This is also assumed to be the 100 year storm. |
| 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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