Jordan Lake Dam
Jordan Lake Dam is an earth dam located in Washington County, Indiana, built in 1978. It carries a High hazard potential classification and has a fair condition assessment.
About Jordan Lake Dam
The primary purpose of Jordan Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Jordan Lake Association (private). It impounds the Unnamed Tributary South Fork Blue River.
The dam stands 31 feet tall and stretches 592 feet across, creates a reservoir covering 19 acres, has a maximum storage capacity of 425 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1978, the structure is 48 years old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. Notably, no emergency action plan is currently on file for this high-hazard dam. The most recent inspection on record was 07/15/2020.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The Indiana dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | Indiana |
| County | Washington |
| River/Stream | Unnamed Tributary South Fork Blue River |
| Coordinates | 38.49436, -86.01357 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 592 ft |
| Year Completed | 1978 (48 years old) |
Storage & Hydraulics
| NID Storage | 425 acre-ft |
| Max Storage | 425 acre-ft |
| Normal Storage | 205 acre-ft |
| Surface Area | 19 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 6,350 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | JORDAN LAKE ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Fair |
| Last Inspection | 07/15/2020 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00662 |
| Federal ID | IN00662 |
| More Info | State Dam Safety Program |