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The Greenwood to Mammoth Bar river run in California is a Class II-III run that spans approximately 9 miles. The river features several obstacles including a few Class III rapids, small drops, and rocky sections. The best time of year to float this section of water is from April to June when the water flow ranges from 800-1200 cfs. This section is not recommended for beginners and requires intermediate to advanced paddling skills.
Last Updated | 2023-06-13 |
River Levels | 1390 cfs (1.86 ft) |
Percent of Normal | 200% |
Optimal Range | 750-3000 cfs |
Status | Too Low |
Class Level | II to II+ |
Elevation | 717 ft |
Run Length | 7.0 Mi |
Gradient | 12 FPM |
Streamflow Discharge | 380 cfs |
Gauge Height | 0.9 ft |
Reporting Streamgage | USGS 11427000 |
LITTLE POTATO SLOUGH A TERMINOUS CA | 1330cfs |
COSUMNES R A MICHIGAN BAR CA | 106cfs |
SACRAMENTO R A FREEPORT CA | 12400cfs |
MORRISON C NR SACRAMENTO CA | 11cfs |
LAGUNA C NR ELK GROVE CA | 1cfs |
SACRAMENTO R AB DELTA CROSS CHANNEL CA | 1090cfs |
SACRAMENTO R DEEP WATER SHIP CHANNEL NR FREEPORT | 6500cfs |