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Boca Dam
Boca Dam.jpg
Location Tahoe National Forest
Nevada County, California
Construction began 1937
Opening date 1939
Operator(s) Bureau of Reclamation
Dam and spillways
Impounds Little Truckee River
Height 93 ft (28 m)
Length 1,629 ft (497 m)
Reservoir
Creates Boca Reservoir
Total capacity 41,110 acre⋅ft (50,710,000 m3)
Catchment area 172 sq mi (450 km2)
Surface area 977 acres (3.95 km2)
Boca Dam
Location South end of Boca Reservoir, Nevada County, California, United States
Built 1937-1939
NRHP reference No. 81000712
Added to NRHP 1981

Boca Dam (National ID No. CA10135) is an earthfill dam and a part of the Truckee Storage Project that encompasses Nevada County, California and Washoe County, Nevada in the United States. Open year-round, it is located at the southern end of Boca Reservoir, 1 mi (2 km) north of Interstate 80, 0.3 mi (480 m) above the confluence of the Little Truckee River and the Truckee River, and 6 mi (9.7 km) northeast of Truckee, California. Reno, Nevada lies 27 mi (43 km) to the east.

Boca Dam's area of significance includes agriculture, conservation, and engineering. It is administered by the U.S. Department of the Interior, Bureau of Reclamation, and operated by the Washoe County Water Conservation District. The technical point of contact is the United States District Court Water Master's Office in Reno. The dam's major period of significance was 1925 through 1949.

Dimensions

Boca Dam bridge
Carries Boca Dam Reservoir Road
Characteristics
Width 2 lanes
  • Crest elevation: 5,615 ft (1,711 m)
  • Structural height: 93 ft (28 m)
  • Crest length: 1,629 ft (497 m)
  • Top of joint use: 5,605 ft (1,708 m)
  • Top of active conservation: 5,596.37 ft (1,706 m)
  • Top of inactive conservation: N/A
  • Spillway crest: 5,589 ft (1,704 m)
  • Top of dead storage: 5,521 ft (1,683 m)
  • Streambed at dam axis: 5,512 ft (1,680 m)

Landmark

The dam is registered in the National Register of Historic Places. Its commemorative plaque states:

BOCA DAM 1937 - 1940

UNITED STATES DEPARTMENT OF THE INTERIOR
HAROLD L. ICKES...SECRETARY

BUREAU OF RECLAMATION
JOHN C. PAGE...COMMISSIONER
R. F. WALTER...CHIEF ENGINEER
L. J. FOSTER AND C. S. HALE CONSTRUCTION ENGINEERS

HEIGHT..............116 FEET
LENGTH..............1629 FEET
STORAGE CAPACITY....40,901 ACRE-FEET
CONTRACTOR..........GEORGE W. CONDON CO.

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