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

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