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Latitude: 37.68º N | Longitude: 121.27º W | Elevation: 35 Feet | |
Location: San Joaquin County in California | River Group: San Joaquin |
Monitor Stage: 24.5 Feet | Flood Stage: 29.0 Feet | Danger Stage: 29.5 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 | |||
2024* |
10,300 |
18.12 |
Mar 6, 2024 |
2023* |
34,400 |
29.82 |
Mar 19, 2023 |
2022* |
2,600 |
10.83 |
Dec 29, 2021 |
2021* |
2,470 |
10.76 |
Jan 31, 2021 |
2020* |
6,130 |
14.29 |
Dec 9, 2019 |
Historical High Stage/Flow Events (Period of Record - Jul 1922 to Present) - Ranked by Flow | |||
1951* |
79,000 |
27.75 |
Dec 09, 1950 |
1997* |
75,600 |
34.88 |
Jan 05, 1997 |
1969* |
52,600 |
34.55 |
Jan 27, 1969 |
1938* |
51,200 |
26.64 |
Mar 16, 1938 |
1956* |
50,900 |
26.89 |
Dec 25, 1955 |
1983* |
45,100 |
31.49 |
Mar 07, 1983 |
* Discharge affected by regulation or diversion |
Location Photographs | ||
ESRI™ Locator Map |
Official 7 Day National Weather Service Forecast (CAZ019) |
Today: Sunny. Highs 81 to 89. West winds up to 15 mph with gusts to around 25 mph. Tonight: Clear. Lows 50 to 58. Northwest winds up to 15 mph. Gusts up to 25 mph in the evening. Saturday: Sunny. Highs 84 to 92. Northwest winds up to 10 mph. Saturday Night: Clear. Lows 53 to 61. Northwest winds up to 10 mph with gusts to around 20 mph. Sunday: Sunny. Highs 88 to 94. Northwest winds up to 10 mph. Sunday Night: Clear. Lows 54 to 64. Monday: Sunny. Highs 89 to 97. Monday Night through Wednesday Night: Clear. Lows 57 to 67. Highs 88 to 98. Thursday: Sunny. Highs 96 to 102. |
Flood Impacts | |
37.29 Feet | Stages above 37.3 feet results in flooding outside the levees. Top of levee. |
29.6 Feet | Homes along east bank of river on Airport Court in Manteca experience flooding. |
26.0 Feet | Severe seepage occurs outside the levees. The area covered by seepage will increase as the river stage rises. |
24.5 Feet | Monitor Stage - water reaches the toe of levee. |
21.0 Feet | Seepage begins into crop area outside of levees. |
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. |