Flood Watch
2025-12-26T16:00:00-08:00

* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...A portion of northern California, including the following areas, the Sacramento Valley, northern San Joaquin Valley, Delta region, Sierra Nevada and adjacent foothills, and Coastal Range. * WHEN...Through Friday afternoon. * IMPACTS...Excessive runoff will result in rises along area rivers, creeks, streams. Small streams and creeks may rise out of their banks. Flooding may occur in low-lying, poor drainage, and urban areas. Mudslides and rockslides may occur in mountain and foothill areas. * ADDITIONAL DETAILS... - Periods of moderate to heavy rain are forecast the week of Christmas. Debris flows are not expected over recent burn scars in northern California, but do anticipate enhanced runoff in/below scars. - http://www.weather.gov/safety/flood


Generation And Giant Gaps (Tadpole To Colfax-Iowa Hill Road) Paddle Report

Last Updated: 2023-06-13

The Generation and Giant Gaps Tadpole to Colfax Iowa Hill Road River Run in California is a Class III-IV river run that spans approximately 6.5 miles.


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Summary

The rapids range from technical pool drops to steep chutes, and there are several obstacles to navigate, including a large boulder garden and a narrow rock chute. The best time to float this section of water is in the spring when flows are between 1,500-2,500 cfs. This section of the river is not recommended for beginner boaters, and a solid roll and rescue skills are necessary.

River Run Details

Last Updated 2023-06-13
River Levels 1390 cfs (1.86 ft)
Percent of Normal 200%
Optimal Range 500-2500 cfs
Status Too High
Class Level IV to IV+
Elevation 717 ft
Run Length 26.8 Mi
Gradient 120 FPM
Streamflow Discharge 10700 cfs
Gauge Height 5.1 ft
Reporting Streamgage USGS 11427000
       

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