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

SUSAN RIVER - SUSANVILLE (SUSC1)
Latitude: 40.41º NLongitude: 120.66º WElevation: 4190 Feet
Location: Lassen County in CaliforniaRiver Group: Eastern Sierra
Issuance Time: Oct 31 2014 at 7:57 AM PDTNext Issuance: Nov 01 2014 at 9:00 AM PDT
Monitor Stage: 10.5 FeetFlood Stage: 12.0 Feet
Verification - Historical Graphical RVF
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Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2013*
2,985**
13.29
Dec 2, 2012
2012*
636**
7.10
Apr 26, 2012
2011*
958**
8.22
Mar 16, 2011
2010*
392**
6.10
Apr 27, 2010
2009*
867**
7.92
Mar 02, 2009
 Historical High Stage/Flow Events (Period of Record - Jul 1951 to Present)***
1970*
5,850
18.47
Jan 24, 1970
1997*
5,150
17.31
Jan 02, 1997
1986*
5,120
17.26
Feb 17, 1986
1965*
5,100
17.23
Dec 22, 1964
1982*
4,560
16.30
Nov 23, 1981
 * Discharge affected by regulation or diversion
 ** Estimated flow (Not Official)
 *** Most recent continuous record back to Jul 1951 with segmented periods back to Jun 1900
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ071)
Tonight: Rain and snow. A slight chance of thunderstorms. Snow level 6000 to 6500 feet. Snow accumulation of 1 to 5 inches west of highway 395 and with accumulation up to 3 inches east of highway 395. Lows 30 to 35. West winds up to 10 mph.

Saturday: Showers. Snow level 5500 feet. Snow accumulation up to 3 inches. Highs 39 to 49. West winds 10 to 15 mph. Gusts up to 30 mph in the afternoon.

Saturday Night: Mostly cloudy. Slight chance of showers in the evening. Snow level 5000 feet. Lows 21 to 31. West winds 10 to 15 mph with gusts up to 30 mph shifting to the northwest after midnight.

Sunday: Partly cloudy. Highs 46 to 51. North winds around 10 mph.

Sunday Night: Partly cloudy. Lows 20 to 30. North winds up to 10 mph in the evening becoming light.

Monday: Mostly cloudy. Highs 51 to 56.

Monday Night: Mostly cloudy. Lows 26 to 36.

Tuesday: Mostly cloudy. Highs 57 to 62.

Tuesday Night through Wednesday Night: Partly cloudy. Lows 31 to 41. Highs 61 to 66.

Thursday through Friday: Partly cloudy. Highs 61 to 66. Lows 31 to 41.
Impacts - E19 Information
10.5 FeetThose along river should begin careful monitoring of river and keep informed of forecast updates. Localized minor lowland flooding below Susanville in Johntonville, Leavitt Lake, Standish, and Litchfield rural areas.
11.0 FeetLocal minor lowland flooding below Susanville in Johnstonville, Leavitt Lake, Standish, and Litchfield rural areas.
11.5 FeetLocalized minor to moderate lowland flooding below Susanville in the Johnstonville, Leavitt Lake, Standish, and Litchfield rural areas.
12.0 FeetFlood Stage - Several homes on Carroll Street in Susanville begin to flood. Local flooding in Susanville from Lassen Street downstream along Riverside Drive, especially below Piute Creek which enters river near Alexander Drive. Moderate lowland flooding below Susanville in Johnstonville, Leavitt Lake, Standish, and Litchfield areas. Some rural roads affected by flooding.
12.5 FeetMinor to moderate flooing in Susanville from Lassen Street downstream along Riverside Drive. Several homes along river affected, especially on Carroll Street. Moderate lowland flooding below Susanville in Johnstonville, Leavitt Lake, Standish, and Litchfield areas. Rural roads and bridges begin to flood in these areas.
13.0 FeetModerate flooding in Susanville from Lassen Street downstream along Riverside Drive. Some homes along river have moderate flood affects, especially on Carroll Street. Significant lowland flooding below Susanville in Johnstonville, Leavitt Lake, Standish, and Litchfield areas. Rural roads and bridges in these areas flood. Similar to flood of 03/13/1983.
13.5 FeetModerate to major flooding in Susanville, Johnstonville, Leavitt Lake, Standish, and Litchfield. Susanville flooded from Lassen Street downstream along Riverside Drive and from Cornell/River Street on north to Hood Street/Sunkist Drive on south. River up to botton of Lassen Street bridge. Many homes along river have minor to moderate flooding. Many roads and bridges in the Honey Lake Valley area flood, with moderate transportation impacts. Similar to 03/30/1974 and 01/21/1969 floods.
14.0 FeetMajor flooding in Susanville, Johnstonville, Leavitt Lake, Standish, and Litchfield. Susanville flooded from Lassen Street downstream along Riverside Drive and from Main St (Highway 36) on north to railroad tracks on south. Many homes, businesses, schools, roads, and bridges in the Honey Lake Valley area flooded. Serious transportation impacts. Impacts to power, phone, and rural water systems begin. Similar to 02/24/1958 flood.
14.5 FeetMajor flooding in Susanville, Johnstonville, Leavitt Lake, Standish, and Litchfield areas in Honey Lake Valley. Susanville flooded from Lassen Street downstream along Riverside Drive and from Main Street (Highway 36) on north to railroad tracks on south. Serious flood impacts to homes, businesses, schools, roads, and bridges throughout Honey Lake Valley. US Highway 395 flooded. Serious transportation impacts, moderate impacts to power, phone, and rural water systems. Similar to 12/23/1955 flood.
15.0 FeetMajor flooding in Susanville, Johnstonville, Leavitt Lake, Standish, and Litchfield areas. Major flooding in Susanville from Lassen Street downstream along Riverside Drive, and from Main Street (Highway 36) on north to railroad tracks on south. Serious flood impacts to homes, businesses, schools, roads, and bridges throughout Honey Lake Valley. US Highway 395 flooded. Serious transportation, power, phone, and rural water system impacts. Similar to 01/31/1963 and 01/13/1980 floods.
15.5 FeetMajor flood damage from Susanville to Honey Lake. Flooding of homes, businesses and schools in flood plain throughout Honey Lake Valley, including Susanville. Extensive damage to transportation systems as roads, bridges, and culverts are flooded or washed out. US Highway 395 is flooded. Major transportation, power, phone, and rural water system impacts. Similar to 01/31/1963 flood.
16.0 FeetExtensive flood damage from Susanville to Honey Lake. Serious flood impacts to homes, businesses, schools, roadways, and bridges in flood plain throughout Honey Lake Valley. Transportation impacts may be serious as US Highway 395 and Highway 36 are flooded. Extensive power, phone, and rural water system impacts. Similar to 11/23/1981 flood.
16.5 FeetExtensive flood damage from Susanville to Honey Lake with flooding of homes, businesses, schools, roadways, brides, and water systems in flood plain throughout Honey Lake Valley. Extensive transportation, power, phone, and rural water system impacts. US Highway 395 and Highway 36 flooded. Similar to 11/23/1981 flood.
17.0 FeetFlood disaster from Susanville to Honey Lake. Extensive flooding of homes, businesses, schools, roadways, bridges, and water systems in flood plain throughout Honey Lake Valley. Transportation very difficult as US Highway 395 and Highway 36 flooded or washed out. Extensive power, phone, and rural water system impacts. Slightly less severe than floods of 12/22/1964, 02/17/1986, and 01/02/1997.
17.5 FeetNear record flooding from Susanville to Honey Lake. Extensive damage to homes, businesses, schools, roadways, bridges, and water systems in flood plain throughout Honey Lake Valley. Transportation in valley very difficult as US Highway 395 and Highway 36 flooded or washed out. Extensive power, phone, and rural water system impacts. Similar to floods of 12/22/1964, 02/17/1986, and 01/02/1997.
18.0 FeetNear record flooding from Susanville to Honey Lake. Extensive damage to homes, businesses, schools, roads, bridges, and water systems in flood plain throughout Honey Lake Valley, including Susanville area. Transportation in and out of Honey Lake Valley cut off as US Highway 395 and Highway 36 flooded or washed out. Extensive power, phone, and rural water system impacts. Only exceeded by flood of 01/24/1970.
18.5 FeetRecord flooding from Susanville to Honey Lake. Extensive damage to homes, businesses, schools, road, bridges, and water systems throughout Honey Lake Valley, including Susanville area. Transportation in and out of valley cut off, as US Highway 395 and Highway 36 is flooded or washed out. Extensive power, phone, and rural water system impacts. Exceeds record flood of 01/24/1970.
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 Reno 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.

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.