Buchanan Dam
Dam in Madera County, California · Chowchilla River · forms Eastman Lake
Height
219 ft
67 m (NID height)
Length
1,800 ft
549 m
Completed
1975
Eastman Lake today
465.85 ft
7 days ▼ 0.08 ft
vs full pool
▼ 105.84 ft
Normal storage
122,576 acre-ft
Reservoir level measured Oct 21, 2026, 10:00 AM PDT. Full level page →
Facts
- Purposes
- Flood Risk Reduction; Irrigation; Recreation; Hydroelectric
- Dam type
- Rockfill
- Structural height
- 219 ft
- Owner
- USACE - Sacramento District (Federal)
- Maximum storage
- 185,256 acre-ft
- Surface area
- 1,780 acres
- Hydraulic height
- 192 ft
- Drainage area
- 235 sq mi
- Spillway
- Uncontrolled, 400 ft wide
- Army Corps district
- Sacramento District
- Also known as
- H.V.Eastman Lake
- NID ID
- CA10243
Facts from the U.S. Army Corps of Engineers National Inventory of Dams, record updated Aug 24, 2026. Search NID ID CA10243 at nid.sec.usace.army.mil. Project website.