National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

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SACRAMENTO RIVER - HAMILTON CITY (HAMC1)
Latitude: 39.75º NLongitude: 122.00º WElevation: 125 Feet
Location: Glenn County in CaliforniaRiver Group: Upper Sacramento
Monitor Stage: 142.0 FeetFlood Stage: 147.0 Feet

Observed Data Credit
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Raw streamflow data is provided by the California Department of Water Resources.
View CA DWR Data for this station location.

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2018
61,600
140.70
Apr 8, 2018
2017
131,100
149.33
Feb 19, 2017
2016
77,947
142.43
Jan 18, 2016
2015
124,356
148.32
Dec 12, 2014
2014
33,000
135.42
Mar 4, 2014
 Historical High Stage/Flow Events (Period of Record - January 1927 to Present)
1997
155,300
150.92
Jan 2, 1997
1970
160,700
150.80
Jan 24, 1970
1983
159,600
150.77
Mar 1, 1983
1995
--
150.65
Jan 10, 1995
1986
160,900
150.53
Feb 18, 1986
 * Datum changed from USED to NAVD88 on 10/01/2019. The difference is -0.8 ft and must be applied to all data before date to convert to NAVD88
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ016)
Today: Mostly cloudy. Highs around 73. Light winds becoming south up to 10 mph in the afternoon.

Tonight: Mostly cloudy. Lows 43 to 49. Southeast winds up to 10 mph.

Saturday: Partly cloudy in the morning then becoming mostly cloudy. Cooler. Highs around 63. Northwest winds up to 10 mph. Gusts up to 20 mph in the afternoon.

Saturday Night: Mostly cloudy with a slight chance of rain showers. Lows 37 to 43. Northwest winds 10 to 15 mph.

Sunday: Partly cloudy in the morning then becoming mostly sunny. Windy. Highs around 60. Northwest winds 15 to 20 mph increasing to 15 to 30 mph in the afternoon.

Sunday Night: Clear, breezy. Lows 37 to 43.

Monday: Sunny. Highs around 68.

Monday Night through Tuesday Night: Clear. Lows 43 to 51. Highs around 75.

Wednesday and Wednesday Night: Mostly clear. Highs around 72. Lows 43 to 49.

Thursday: Partly cloudy. Highs around 72.
Impacts - E19 Information
137.7 FeetWest Sacramento Avenue and River Road north of Big Chico Creek flood 1.5 hours after the Hamilton City gage reaches 138.5 and 138.8 feet.
147.2 FeetOverflow begins on the east bank of the river, from near Wilson Landing Road to Highway 32.
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.