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 851875 of 3,759

Dam NameHeight (ft)YearHazardCondition
East Fork Big Cr Wtrshd Site Z-6

Decatur County

182003LowNot Rated
East Fork Grand River Site B-61

Ringgold County

332010LowNot Rated
East Fork Grand River Watershed Site A102

Ringgold County

262010LowNot Rated
East Fork Grand River Watershed Site A-104

Ringgold County

292007LowNot Rated
East Fork Grand River Watershed Site A-116

Ringgold County

282010LowNot Rated
East Fork Grand River Watershed Site A-121

Ringgold County

282010LowNot Rated
East Fork Grand River Watershed Site A-122

Ringgold County

262010LowNot Rated
East Fork Grand River Watershed Site A-30

Union County

222005LowNot Rated
East Fork Grand River Watershed Site A-31

Union County

212005LowNot Rated
East Fork Grand River Watershed Site A-32

Union County

292005LowNot Rated
East Fork Grand River Watershed Site A-34

Union County

272008LowNot Rated
East Fork Grand River Watershed Site A-35

Union County

252011LowNot Rated
East Fork Grand River Watershed Site A-36

Union County

222001LowNot Rated
East Fork Grand River Watershed Site A-37

Union County

242005LowNot Rated
East Fork Grand River Watershed Site A-40

Union County

242005LowNot Rated
East Fork Grand River Watershed Site A-46

Ringgold County

212001LowNot Rated
East Fork Grand River Watershed Site A-49

Ringgold County

242004LowNot Rated
East Fork Grand River Watershed Site A-51

Ringgold County

262001LowNot Rated
East Fork Grand River Watershed Site A-52

Ringgold County

232002LowNot Rated
East Fork Grand River Watershed Site A-53

Union County

232008LowNot Rated
East Fork Grand River Watershed Site A-54

Union County

262008LowNot Rated
East Fork Grand River Watershed Site A-55

Union County

222008LowNot Rated
East Fork Grand River Watershed Site A-60

Ringgold County

272001LowNot Rated
East Fork Grand River Watershed Site A-64

Ringgold County

242001LowNot Rated
East Fork Grand River Watershed Site A-67

Ringgold County

212006LowNot Rated
PreviousPage 35 of 151Next

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