Indiana Dams
1,087 dams tracked by the National Inventory of Dams
Total Dams
1,087
High Hazard
279
25.7%
Poor / Unsatisfactory
517
Average Age
66 yrs
Hazard Classification
High279 (25.7%)
Significant320 (29.4%)
Low451 (41.5%)
Condition Assessment
Satisfactory58 (5.3%)
Fair321 (29.5%)
Poor / Unsatisfactory517 (47.6%)
Not Rated191 (17.6%)
Federal
25
State
81
Local
177
Private
750
Tallest Dams
- Brookville Dam181 ft
- Cagles Mill Dam150 ft
- Patoka Lake Dam145 ft
- Sweetwater Lake Dam140 ft
- Mississinewa Dam140 ft
High Hazard Dams
- Brookville DamHigh
- Cagles Mill DamHigh
- Patoka Lake DamHigh
- Sweetwater Lake DamHigh
- Mississinewa DamHigh
Poor Condition Dams
All Dams in Indiana
Showing 376–400 of 1,087
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Papakeechie Lake Kosciusko County | 10 | 1913 | High | Poor |
| Panther Creek Dam Jefferson County | 70 | 1960 | Significant | Fair |
| Palmyra Lake Dam Washington County | 23 | 1938 | Low | Poor |
| Palestine Lake Dam Kosciusko County | 10 | 1837 | Significant | Poor |
| Paint Mill Lake Dam Vigo County | 27 | 1940 | Significant | Poor |
| Painter Lake Dam Fountain County | 21 | 1945 | Significant | Poor |
| Painted Hills Lake Dam Morgan County | 62 | 1970 | High | Fair |
| Pahoka Camp Lake Dam Posey County | 37 | 1935 | Low | Poor |
| Oxley Lake Dam Pike County | 22 | 1963 | Low | Poor |
| Oser Reservoir Dam Ripley County | 22 | 1915 | Significant | Poor |
| Ortwein Dam Dearborn County | 57 | 1989 | High | Not Rated |
| Orleans Lake Dam Orange County | 16 | 1950 | High | Poor |
| Ontario Millpond Dam LaGrange County | 16 | 1920 | Significant | Poor |
| Ollo Lake Dam Franklin County | 44 | 1994 | High | Poor |
| Olinger Lake Dam Orange County | 37 | 1970 | Low | Poor |
| Olinger Lake Pike County | 43 | 2000 | Low | Fair |
| Old Timbers Lake Ripley County | 53 | 1974 | High | Not Available |
| Old Mill Dam (In-Channel) Grant County | 10 | 1938 | Low | Poor |
| Old Longs Mill Dam Porter County | 20 | 1930 | Significant | Poor |
| Old Holland Lake Dam Dubois County | 24 | 1942 | Significant | Poor |
| Ogle Lake Dam Brown County | 48 | 1939 | High | Poor |
| Oberlin Lake Dam Steuben County | 15 | 1965 | Significant | Not Rated |
| Oberlin-Ford Steuben County | 21 | — | Significant | Not Rated |
| Oakland City Old Lake Dam Gibson County | 22 | 1930 | Low | Poor |
| Oakland City New Lake Dam Gibson County | 26 | 1935 | Low | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.