Boca Dam
Dam in Nevada County, California · Little Truckee River · forms Boca Reservoir
Height
116 ft
35 m (NID height)
Length
1,629 ft
497 m
Completed
1939
Boca Reservoir today
5,565.57 ft
7 days ▼ 2.77 ft
vs full pool
▼ 33.94 ft
Normal storage
32,870 acre-ft
Normal for the date
Reservoir level measured Oct 23, 2026, 9:30 AM PDT. Full level page →
Facts
- Purposes
- Hydroelectric; Irrigation
- Dam type
- Earth
- Structural height
- 116 ft
- Owner
- BUREAU OF RECLAMATION (Federal)
- Maximum storage
- 40,870 acre-ft
- Surface area
- 977 acres
- Hydraulic height
- 100 ft
- Drainage area
- 172 sq mi
- Spillway
- Controlled, 38 ft wide
- Army Corps district
- San Francisco District
- Also known as
- Boca Reservoir
- NID ID
- CA10135
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Oct 22, 2025. Search NID ID CA10135 at nid.sec.usace.army.mil. Project website.