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Latitude: 38.36º N | Longitude: 121.34º W | Elevation: 5 Feet | |||
Location: Sacramento County in California | Bulletin Group: San Joaquin | River Group: North San Joaquin |
Action/Monitor: 38.5 Feet | Minor Flood: 44.5 Feet | Moderate Flood: 53.4 Feet | Major Flood: 53.5 Feet |
Please Note: | On June 20, 2023, the datum was changed from USED to NAVD88 (+2.46 feet). As a result the monitor stage was updated to 38.5 ft and flood stage was updated to 44.5 ft. |
Observed Data Credit | |
![]() | Raw streamflow data is provided by the California Department of Water Resources. |
Historical Stage/Flow Data |
|||
Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
Most Recent 5 Years | |||
2024* |
13,400 |
42.98 |
Mar 2, 2024 |
2023* |
73,600*** |
46.64*** |
Jan 1, 2023 |
2022* |
7,790 |
38.99 |
Dec 24, 2021 |
2021* |
3,000 |
32.00 |
Jan 29, 2021 |
2020* |
6,890 |
38.18 |
Apr 6, 2020 |
Historical High Stage/Flow Events (Period of Record - Jan 1952 to Present) - Ranked by Flow | |||
1997* |
-- |
48.50 |
Jan 02, 1997 |
1986 |
-- |
47.10 |
Feb 18, 1986 |
2023* |
73,600*** |
46.64*** |
Jan 1, 2023 |
2006* |
36,209 |
47.02 |
Jan 01, 2006 |
1998* |
-- |
46.56 |
Feb 04, 1998 |
* Discharge affected by regulation or diversion | |||
** Dataum changed from USED to NAVD88 on 06/20/2023. The difference is +2.46 ft and must be applied to all data before date to convert to NAVD88. | |||
*** Estimated from simulated data. Gauge data not reliable from Jan 1, 2023 through Jan 10, 2023. |
Location Photographs | ||
ESRI™ Locator Map |
Flood Impacts | |
46.5 Feet | At approximately 44,000 cfs, water exits the river upstream and downstream of Highway 99. Dillard Road is flooded from Highway 99 to Riley Road. Twin Cities Road is flooded from Hardesty Lane to Christensen Road. |
44.5 Feet | Flood stage. |
41.5 Feet | The Cosumnes River overflow channel begins to flow. |
38.5 Feet | Monitor Stage. |
Official 7 Day National Weather Service Forecast (CAZ017) |
Today: Sunny. Highs 92 to 102. South winds up to 10 mph with gusts to around 20 mph. Tonight: Clear. Lows 57 to 67. South winds up to 15 mph with gusts to around 25 mph. Monday: Sunny. Highs 95 to 103. South winds up to 10 mph. Monday Night: Clear. Lows 56 to 66. South winds 10 to 15 mph with gusts to around 25 mph. Tuesday: Sunny. Highs 86 to 96. South winds up to 15 mph. Tuesday Night: Clear. Lows 55 to 62. Wednesday: Sunny. Highs 82 to 92. Wednesday Night through Friday Night: Clear. Lows 53 to 63. Highs 84 to 94. Saturday: Sunny. Highs 91 to 99. |
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. |