Hart Lake
Hart Lake is an earth dam located in Oceana County, Michigan, built in 1927. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Hart Lake
The primary purpose of Hart Lake is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Hart, City Of (local government). It impounds the South Branch Pentwater near Pentwater.
The dam stands 31 feet tall and stretches 580 feet across, creates a reservoir covering 240 acres, and has a storage capacity of 3,600 acre-feet. Completed in 1927, the structure is well-established, with more than 75 years of service.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 08/16/2018.
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Location
| State | Michigan |
| County | Oceana |
| Nearest City | Pentwater |
| River/Stream | South Branch Pentwater |
| Coordinates | 43.71770, -86.37000 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 31 ft |
| Dam Height | 31 ft |
| Dam Length | 580 ft |
| Year Completed | 1927 (99 years old) |
Storage & Hydraulics
| NID Storage | 3,600 acre-ft |
| Normal Storage | 3,600 acre-ft |
| Surface Area | 240 acres |
| Max Discharge | 4,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Hart, City of |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/16/2018 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MI00281 |
| Federal ID | MI00281 |
| More Info | State Dam Safety Program |