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| Latitude: 37.79º N | Longitude: 121.31º W | Elevation: 32 Feet | |
| Location: San Joaquin County in California | River Group: San Joaquin | ||
| Monitor Stage: 19.5 Feet | Flood Stage: 28.5 Feet | Danger Stage: 29.5 Feet |
| Observed Data Credit | |
 | Raw streamflow data is provided by the California Department of Water Resources. |
Historical Stage/Flow Data |
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Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months. |
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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 |
| Official 7 Day National Weather Service Forecast (CAZ019) |
| Tonight: Mostly clear. Patchy fog and frost late in the night. Lows around 36. Light winds. Saturday: Partly cloudy in the morning then becoming mostly cloudy. Areas of fog and locally dense and frost in the morning. Highs around 53. Light winds. Saturday Night: Mostly cloudy. Patchy fog after midnight. Lows 34 to 40. Light winds. Sunday: Mostly cloudy in the morning then becoming partly cloudy. Patchy dense fog. Highs around 53. Light winds. Sunday Night: Mostly clear. Lows around 38. Light winds. Monday: Mostly sunny. Highs around 54. Monday Night: Mostly clear. Lows around 40. Tuesday and Tuesday Night: Mostly clear. Highs 54 to 59. Lows around 41. Wednesday: Partly cloudy. Highs 55 to 61. Wednesday Night: Mostly clear. Lows around 44. Thursday: Partly cloudy. Highs 57 to 62. Thursday Night: Mostly clear. Lows around 44. Friday: Partly cloudy. Highs around 59. |
| 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. |
| 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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