California Dams

1,436 dams tracked by the National Inventory of Dams

Total Dams

1,436

High Hazard

821

57.2%

Poor / Unsatisfactory

66

Average Age

77 yrs

Hazard Classification

High821 (57.2%)
Significant160 (11.1%)
Low455 (31.7%)

Condition Assessment

Satisfactory1,093 (76.1%)
Fair106 (7.4%)
Poor / Unsatisfactory66 (4.6%)
Not Rated171 (11.9%)

Federal

163

State

50

Local

322

Private

617

Poor Condition Dams

All Dams in California

Showing 176200 of 1,093

Dam NameHeight (ft)YearHazardCondition
Chicago Park Forebay

Nevada County

601966LowSatisfactory
Chilkoot

Madera County

111890LowSatisfactory
Chino Ranch #1

San Bernardino County

221918SignificantSatisfactory
Chinquapin

Mendocino County

491971SignificantSatisfactory
Chollas

San Diego County

501901HighSatisfactory
Chorro Creek

San Luis Obispo County

771941HighSatisfactory
Christensen No. 1

Calaveras County

331951LowSatisfactory
Circle S

Napa County

281979HighSatisfactory
Clarke

Modoc County

171939LowSatisfactory
Clear Lake

Lake County

431914LowSatisfactory
Clearwell Phase 2

Contra Costa County

301977LowSatisfactory
Clementia

Sacramento County

331976SignificantSatisfactory
Cloak Lake

Siskiyou County

131955LowSatisfactory
Cloverswale

Modoc County

211973LowSatisfactory
Clover Valley

Placer County

351909LowSatisfactory
C.L. Tilden Park

Contra Costa County

881938HighSatisfactory
Coastways

San Mateo County

461951HighSatisfactory
Coen C-3

Sonoma County

971982LowSatisfactory
Cogswell

Los Angeles County

2661935HighSatisfactory
Coit

Santa Clara County

541956LowSatisfactory
Collett

Lassen County

401991SignificantSatisfactory
Concow

Butte County

941925HighSatisfactory
Cook No. 2

Sonoma County

351961HighSatisfactory
Coon Camp

Lassen County

231900LowSatisfactory
Copper Basin

San Bernardino County

1841938HighSatisfactory
PreviousPage 8 of 44Next

Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.