Johnson Heights Dam
Johnson Heights Dam is an earth dam located in Wabash County, Indiana, built in 1965. It carries a Low hazard potential classification and has a poor condition assessment.
About Johnson Heights Dam
The primary purpose of Johnson Heights Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by William Johnson (private). It impounds the Unnamed Tributary Mississinewa River.
The dam stands 25 feet tall and stretches 420 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 119 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1965, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 10/17/2017.
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Location
| State | Indiana |
| County | Wabash |
| River/Stream | Unnamed Tributary Mississinewa River |
| Coordinates | 40.69496, -85.90174 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 420 ft |
| Year Completed | 1965 (61 years old) |
Storage & Hydraulics
| NID Storage | 119 acre-ft |
| Max Storage | 119 acre-ft |
| Normal Storage | 31 acre-ft |
| Surface Area | 7 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 14 cfs |
| Spillway Type | None |
Ownership & Safety
| Purpose | Recreation |
| Owner | WILLIAM JOHNSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 10/17/2017 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IN00768 |
| Federal ID | IN00768 |
| More Info | State Dam Safety Program |