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 976–1000 of 1,087
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Truman Harless Lake Dam Morgan County | 41 | 1976 | Low | Poor |
| Turtle Creek Lake Dam Sullivan County | 22 | 1963 | Low | Poor |
| Twin Beach Dam Clay County | 22 | 1956 | Low | Fair |
| Twin Branch St. Joseph County | 41 | 1903 | High | Poor |
| Twin Lakes Camp Dam (West) Fountain County | 39 | 1970 | Low | Poor |
| Twin-Rush Creek Dam No. 1 Washington County | 50 | 1980 | High | Poor |
| Twin-Rush Creek Dam No. 2 Washington County | 65 | 1969 | High | Fair |
| Twin-Rush Creek Dam No. 3 Washington County | 74 | 1969 | High | Poor |
| U 38 (Birdeye Dam) Crawford County | 51 | 1988 | Significant | Not Rated |
| Ulrich Lake Dam Floyd County | 28 | 1938 | Low | Poor |
| Union Mills Dam LaPorte County | 12 | 1920 | Significant | Poor |
| United Presbyterian Ministries Dam Scott County | 28 | 1959 | Low | Poor |
| University Lake Dam Monroe County | 34 | 1910 | Low | Poor |
| Upper Big Blue River Structure No. 13 Henry County | 64 | 1974 | Significant | Poor |
| Upper Big Blue River Structure No. 14 Henry County | 38 | 1971 | Significant | Poor |
| Upper Big Blue River Structure No. 15 Henry County | 40 | 1969 | High | Fair |
| Upper Big Blue River Structure No. 18 Henry County | 45 | 1994 | High | Satisfactory |
| Upper Big Blue River Structure No. 19 Henry County | 33 | 1995 | High | Satisfactory |
| Upper Big Blue River Structure No. 2 Rush County | 35 | 1972 | Significant | Poor |
| Upper Big Blue River Structure No. 3 Rush County | 54 | 1974 | Significant | Fair |
| Upper Big Blue River Structure No. 7-A Henry County | 62 | 1976 | High | Satisfactory |
| Upper Peoga Lake Dam Johnson County | 30 | 1946 | High | Unsatisfactory |
| Upper Spring Lake Dam Morgan County | 21 | 1964 | High | Poor |
| U.S. Gypsum Company Dam Martin County | 13 | 1954 | Low | Fair |
| Usi - Reflection Lake Dam Vanderburgh County | 35 | 1970 | High | Satisfactory |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.