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 201225 of 821

Dam NameHeight (ft)YearHazardCondition
Duvall

Napa County

301940HighSatisfactory
Dyer

Alameda County

302011HighFair
Eagle Canyon Debris Basin

Riverside County

602015HighSatisfactory
Eagle Ranch

San Luis Obispo County

551974HighSatisfactory
Eagle Rock

Los Angeles County

1131953HighSatisfactory
Eastfoot Retarding Basin

Orange County

392007HighSatisfactory
East Glorietta

Los Angeles County

221932HighSatisfactory
Eastlake

San Diego County

351986HighSatisfactory
East Park Dam

Colusa County

1391910HighNot Available
Eaton H. Magoon Lake

Napa County

321965HighSatisfactory
Eaton Wash Debris Basin

Los Angeles County

631936HighSatisfactory
Echo Lake

El Dorado County

141992HighSatisfactory
Ed R. Levin

Santa Clara County

381968HighSatisfactory
Edwards Reservoir

Santa Barbara County

1201985HighSatisfactory
El Capitan

San Diego County

2371934HighPoor
El Dorado Forebay

El Dorado County

911923HighFair
El Dorado Hills

El Dorado County

311980HighSatisfactory
Elmer J. Chesbro

Santa Clara County

951955HighSatisfactory
El Toro Reservoir

Orange County

1131967HighSatisfactory
Elysian

Los Angeles County

711943HighSatisfactory
Emerald Lake 1 Lower

San Mateo County

571885HighSatisfactory
Emergency Effluent Holding

El Dorado County

271961HighSatisfactory
Emerson

Lassen County

30HighSatisfactory
Encino

Los Angeles County

1681924HighSatisfactory
Encinosa Basin North

Solano County

212009HighSatisfactory
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Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.