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| Latitude: 37.79º N | Longitude: 121.31º W | Elevation: 32 Feet | |||
| Location: San Joaquin County in California | Bulletin Group: San Joaquin | River Group: San Joaquin | |||
| Action/Monitor: 19.5 Feet | Minor Flood: 28.5 Feet | Moderate Flood: 32.1 Feet | Major Flood: 33.1 Feet |
| Observed Data Credit | |
 | Raw streamflow data is provided by the California Department of Water Resources. |
Historical Mean Daily Stage/Flow Data |
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|
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
| 2025 | -- | 6.60 | Mar 21, 2025 |
| 2024 | -- | 11.32 | Mar 6, 2024 |
| 2023 | -- | 20.52 | Mar 24, 2023 |
| 2022 | -- | 7.51 | Oct 24, 2021 |
| 2021 | -- | 6.74 | Jun 27, 2021 |
| Historical High Stage/Flow Events (Period of Record - Jan 1920 to Present)* - Ranked by Stage | |||
| 1951 | -- | 24.40** | Dec 10, 1950 |
| 1997 | -- | 23.24** | Jan 9, 1997 |
| 2017 | -- | 21.70 | Feb 23, 2017 |
| 1969 | -- | 20.31** | Jan 27, 1969 |
| 1967 | -- | 18.10** | Jan 24, 1967 |
| 2006 | -- | 17.19** | Apr 13, 2006 |
| * No data was available Sep 2006 to Apr 2007 ** Datum changed from NGVD29 to NAVD88 on 10/01/2006. The difference is +2.38 ft and must be applied to all data before date to convert to NAVD88 |
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| Location Photographs | ||
| ESRI™ Locator Map |
| Flood Impacts | |
| 33.1 Feet | Stages above 33.1 feet result in flooding outside of the levees. Top of levee. |
| 16.39 Feet | Historically Mossdale Trailer Park evacuates. |
| 15.4 Feet | Mossdale Trailer Park is threatened by the high water. Mossdale Trailer Park is on the south side of the river inside the levee both upstream and downstream of the gage. |
| Official 7 Day National Weather Service Forecast (CAZ019) |
| Tonight: Mostly cloudy with a slight chance of rain showers in the evening, then partly cloudy after midnight. Colder. Lows 41 to 47. Southeast winds up to 10 mph. Tuesday: Partly cloudy in the morning then becoming mostly sunny. Patchy fog in the morning. Highs 54 to 62. Light winds. Tuesday Night: Partly cloudy. Lows 43 to 49. Light winds. Wednesday: Mostly cloudy in the morning then becoming partly cloudy. Highs 54 to 61. Light winds. Wednesday Night: Partly cloudy in the evening, then mostly cloudy with a chance of rain showers after midnight. Lows 45 to 51. Southeast winds up to 10 mph. Thursday: Mostly cloudy with a chance of rain showers. Highs 51 to 59. Thursday Night: Mostly cloudy with a slight chance of rain showers. Lows 42 to 48. Friday: Partly cloudy. Highs 55 to 61. Friday Night through Sunday Night: Mostly clear. Lows 40 to 48. Highs 57 to 63. Monday: Partly cloudy. Highs 58 to 63. |
| 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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