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 26–50 of 279
| Dam Name | Height (ft) | Year | Hazard | Condition |
|---|---|---|---|---|
| Upper Big Blue River Structure No. 19 Henry County | 33 | 1995 | High | Satisfactory |
| Upper Big Blue River Structure No. 18 Henry County | 45 | 1994 | High | Satisfactory |
| Upper Big Blue River Structure No. 15 Henry County | 40 | 1969 | High | Fair |
| Twin-Rush Creek Dam No. 3 Washington County | 74 | 1969 | High | Poor |
| Twin-Rush Creek Dam No. 2 Washington County | 65 | 1969 | High | Fair |
| Twin-Rush Creek Dam No. 1 Washington County | 50 | 1980 | High | Poor |
| Twin Branch St. Joseph County | 41 | 1903 | High | Poor |
| Treece Lake Dam Tippecanoe County | 34 | 1974 | High | Poor |
| Tousley Dam Brown County | 43 | 1953 | High | Poor |
| Tipton Lake West Dam Bartholomew County | 30 | 1982 | High | Satisfactory |
| Tipton Lake North Dam Bartholomew County | 33 | 1982 | High | Satisfactory |
| Tipton Lake East Dam Bartholomew County | 28 | 1982 | High | Satisfactory |
| Timber Lake Dam Jackson County | 40 | 1948 | High | Not Rated |
| Thompson Ditch Dam Vigo County | 33 | 1977 | High | Poor |
| Thomas J. Miller Lake Dam Scott County | 31 | 1973 | High | Fair |
| Terrace Lake Dam Bartholomew County | 24 | 1948 | High | Poor |
| Taylor Lake Dam Parke County | 56 | 1978 | High | Fair |
| Sylvan Lake Dam Noble County | 30 | 1839 | High | Fair |
| Sycamore Ridge Dam Floyd County | 40 | 1964 | High | Poor |
| Sweetwater Lake Dam Brown County | 140 | 1965 | High | Fair |
| Svcd Structure No. F-6 (Collins Lake) Orange County | 45 | 1965 | High | Fair |
| Svcd Structure No. F-3 (Galloway Lake) Orange County | 40 | 1963 | High | Fair |
| Summit Lake State Park Dam Henry County | 64 | 1981 | High | Satisfactory |
| Sugar Hills Lake Dam Hancock County | 15 | 1972 | High | Poor |
| Stucker Fork Dam No. 9 Scott County | 38 | 1972 | High | Poor |
Data sourced from the National Inventory of Dams (NID). Hazard classification reflects potential consequences of failure, not the likelihood of failure.