Iowa Dams

4,124 dams tracked by the National Inventory of Dams

Total Dams

4,124

High Hazard

2.2%

Poor / Unsatisfactory

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

State

141

Local

1,938

Private

2,014

Tallest Dams

High Hazard Dams

Poor Condition Dams

All Dams in Iowa

Showing 1026–1050 of 4,124

All High Hazard Significant Hazard Low Hazard Poor Fair Satisfactory

Dam Name	Height (ft)	Year	Hazard	Condition
East Fork Grand River Watershed Site D-80 Ringgold County	28	2005	Low	Not Rated
East Fork Grand River Watershed Site D-80 Ringgold County	28	2006	Low	Not Rated
East Fork Grand River Watershed Site D-81 Ringgold County	28	2006	Low	Not Rated
East Fork Grand River Watershed Site D-82 Ringgold County	25	2006	Low	Not Rated
East Fork Grand River Watershed Site E-26 Ringgold County	26	2008	Low	Not Rated
East Fork Grand River Watershed Site E-30 Ringgold County	25	2006	Low	Not Rated
East Fork Grand River Watershed Site E-38 Ringgold County	27	2006	Low	Not Rated
East Fork Grand River Watershed Site E-43 Ringgold County	26	2006	Low	Not Rated
East Fork Grand River Watershed Site E-44 Ringgold County	26	2006	Low	Not Rated
East Fork Grand River Watershed Site E-49 Ringgold County	31	2010	Low	Not Rated
East Fork Grand River Watershed Site E-51 Ringgold County	30	2006	Low	Not Rated
East Fork Grand River Watershed Site E-52 Ringgold County	32	2006	Low	Not Rated
East Fork Grand River Watershed Site E-54 Ringgold County	31	2006	Low	Not Rated
East Fork Grand River Watershed Site E58b Ringgold County	30	2010	Low	Not Rated
East Fork Grand River Wtaershed Site D-71 Ringgold County	23	2002	Low	Not Rated
East Fork of Grand River Watershed Site A-93 Ringgold County	23	2008	Low	Not Rated
East Fork of Grand River Watershed Site D-28 Ringgold County	24	2008	Low	Not Rated
East Lake Dam Clarke County	41	1915	Significant	Satisfactory
East Lenox Reservoir Dam Adams County	25	1913	Significant	Satisfactory
East Waterman Creek Subwatershed 2425 O'Brien County	37	1960	Low	Not Rated
Ebbers Dam Wayne County	26	2000	Low	Not Rated
Eblen Dam Cass County	25	1972	Low	Not Rated
Eblen Dam Cass County	32	1960	Low	Not Rated
Eddy Dam Appanoose County	33	1991	Low	Not Rated
Edel Dam Mahaska County	22	1975	Low	Not 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.