Iowa Dams

4,124 dams tracked by the National Inventory of Dams

Total Dams

4,124

High Hazard

91

2.2%

Poor / Unsatisfactory

25

Average Age

46 yrs

Hazard Classification

High91 (2.2%)
Significant274 (6.6%)
Low3,759 (91.1%)

Condition Assessment

Satisfactory259 (6.3%)
Fair81 (2.0%)
Poor / Unsatisfactory25 (0.6%)
Not Rated3,759 (91.1%)

Federal

25

State

141

Local

1,938

Private

2,014

All Dams in Iowa

Showing 28762900 of 4,124

Dam NameHeight (ft)YearHazardCondition
Glen Oaks Country Club Dam

Polk County

361950HighSatisfactory
Glen Ellen Subwatershed Site 3-2

Woodbury County

321963HighFair
Glen Ellen Subwatershed Site 3-1

Woodbury County

291963HighSatisfactory
Glen Ellen Subwatershed Site 2-2

Woodbury County

251963SignificantFair
Gleich Dam

Wapello County

311990LowNot Rated
Gilliand Dam

Washington County

321972LowNot Rated
Gillette-Schoning-Ammerman Dam

Franklin County

132011LowNot Rated
Gilchrist Dam

Van Buren County

252000LowNot Rated
Giffin Dam

Des Moines County

321965LowNot Rated
Giesking Dam

Tama County

182022LowNot Rated
Gibson South - Dredge Spoil Disposal

Guthrie County

951999SignificantSatisfactory
Gibbs Dam

Adair County

201959LowNot Rated
Gibbs Dam

Adair County

211967LowNot Rated
Getter Dam

Adams County

341974LowNot Rated
Gesicki Dam

Appanoose County

311987LowNot Rated
Gerot Dam

Louisa County

281999LowNot Rated
Gerlach Dam

Buena Vista County

311978LowNot Rated
Gerdner Dam

Des Moines County

251945LowNot Rated
Geode Lake Dam

Des Moines County

591949SignificantSatisfactory
Gentleman Dam

Appanoose County

301987LowNot Rated
Gennaro Dam

Union County

262006LowNot Rated
General Manufacturing Dam

Warren County

311995LowNot Rated
Gehring Dam

Linn County

282007SignificantSatisfactory
Gegner Dam

Madison County

311999LowSatisfactory
Gaumer Dam

Warren County

261968LowNot Rated
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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.