Little Grass Valley Reservoir

This article is about the lake. For the census-designated place, see Little Grass Valley, California.
Little Grass Valley Reservoir

The reservoir in 2004, viewed from Bald Mountain.
Location Plumas County, California[1]
Coordinates 39°43′45″N 120°59′25″W / 39.72917°N 120.99028°W / 39.72917; -120.99028[1]Coordinates: 39°43′45″N 120°59′25″W / 39.72917°N 120.99028°W / 39.72917; -120.99028[1]
Type reservoir
Primary inflows South Fork Feather River, Black Rock Creek, Ice Creek, Pancake Ravine, Kenzie Ravine
Primary outflows South Fork Feather River[2]
Catchment area 25.9 square miles (67 km2)[2]
Basin countries United States
Max. length 2 miles (3.2 km)
Max. width 1 mile (1.6 km)
Surface area 1,433 acres (580 ha)[2]
Average depth 65 feet (20 m)
Water volume 93,010 acre feet (114,730,000 m3)[2]
Shore length1 14.5 miles (23.3 km)[3]
Surface elevation 5,036 feet (1,535 m)[1]
1 Shore length is not a well-defined measure.

Little Grass Valley Reservoir is an artificial lake in Plumas County, California and Plumas National Forest near the Pacific Crest Trail.

The lake's waters are impounded by Little Grass Valley Dam (National ID CA00269), which was completed in 1961.[2]

Hydrology

The lake discharges into the South Fork Feather River.[2]

Little Grass Valley Dam

Little Grass Valley Dam
Country United States
Location Plumas County, California
Coordinates 39°43′18″N 121°01′22″W / 39.72167°N 121.02278°W / 39.72167; -121.02278
Opening date 1961
Owner(s) South Feather Water and Power Agency
Dam and spillways
Type of dam Rockfill
Impounds South Fork Feather River[2]
Height 210 feet (64 m)[2]
Length 840 feet (260 m)[2]
Elevation at crest 5,052 feet (1,540 m)[2]
Width (crest) 30 feet (9.1 m)[2]
Dam volume 834,000 cubic yards (638,000 m3)[2]
Reservoir
Creates Little Grass Valley Reservoir
Total capacity 93,010 acre feet (114,730,000 m3)[2]
Catchment area 25.9 square miles (67 km2)[2]
Max. length 2 miles (3.2 km)
Max. width 1 mile (1.6 km)

Little Grass Valley Dam is a rock-fill dam 840 feet (260 m) long and 210 feet (64 m) high, with 18 feet (5.5 m) of freeboard. The South Feather Water and Power Agency owns the dam.[2]

Recreation

Located in Plumas National Forest near the Pacific Crest Trail, Little Grass Valley Reservoir is the centerpiece of the Little Grass Valley Recreation Area, managed by the Feather River Ranger District. The area supports boating, camping, fishing, swimming, picnicking, horseback riding, mountain biking, wildlife viewing, and hiking.[4]

Access

By car, the lake is about ninety minutes from Yuba City.[5] The Pacific Crest Trail passes north of the lake and can be reached by way of the Bald Mountain Trail from Horse Camp.[3]

See also

References

  1. 1 2 3 4 "Little Grass Valley Reservoir". Geographic Names Information System. United States Geological Survey.
  2. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 "Dams Within the Jurisdiction of the State of California (H-M)" (PDF). California Department of Water Resources, Division of Safety of Dams. Retrieved December 21, 2012.
  3. 1 2 "Little Grass Valley Recreation Area" (PDF). Retrieved December 21, 2012.
  4. ↑ "Plumas National Forest - Little Grass Valley Recreation Area". Retrieved December 21, 2012.
  5. ↑ Google maps
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