Oregon Dams

856 dams tracked by the National Inventory of Dams

Total Dams

856

High Hazard

155

18.1%

Poor / Unsatisfactory

47

Average Age

67 yrs

Hazard Classification

High155 (18.1%)
Significant166 (19.4%)
Low535 (62.5%)

Condition Assessment

Satisfactory62 (7.2%)
Fair39 (4.6%)
Poor / Unsatisfactory47 (5.5%)
Not Rated708 (82.7%)

Federal

122

State

14

Local

94

Private

603

Tallest Dams

High Hazard Dams

Poor Condition Dams

All Dams in Oregon

Showing 125 of 39

Dam NameHeight (ft)YearHazardCondition
Baker, Er

Yamhill County

591970HighFair
Bear Creek 3

Douglas County

581973HighFair
Big

Lake County

101966LowFair
Brownlee

Baker County

3951958HighFair
Buche (Clackamas)

Clackamas County

331989HighFair
Cackler Marsh Dam

Polk County

111995LowFair
Cooper Creek (Sutherlin)

Douglas County

881971HighFair
Cottonwood

Lake County

631962HighFair
Crow Creek

Wasco County

1151968HighFair
Development No. 1 Dam

Multnomah County

2001929HighFair
Drews

Lake County

631914HighFair
Foster Log Pond

Linn County

191946HighFair
Hayhurst Road

Douglas County

301958HighFair
Indian Lake

Umatilla County

561969HighFair
Johnson Creek (Crook)

Crook County

441951HighFair
Lake Creek

Jackson County

831965HighFair
Lemolo No 1

Douglas County

1201955HighFair
Middle

Clatsop County

391940HighFair
Mill Creek

Lincoln County

741969HighFair
Moffitti Marsh Dam

Polk County

101995LowFair
North Canal Diversion

Deschutes County

351906HighFair
North Fork

Benton County

831960HighFair
North Fork Diversion Dam

Jackson County

551928HighFair
Olalla

Lincoln County

831968HighFair
Paris

Douglas County

511963HighFair
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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.