Park Mill
Park Mill is a concrete dam located in Marinette County, Wisconsin, built in 1920. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Park Mill
The primary purpose of Park Mill 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 New Hydro, Inc (private). It impounds the Menominee River near Menominee Mi, Marinette Wi.
The dam stands 24 feet tall and stretches 538 feet across, creates a reservoir covering 539 acres, has a maximum storage capacity of 3,788 acre-feet, and collects water from a drainage area of 4,060 square miles. Completed in 1920, the structure is over a century 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/21/2018.
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Location
| State | Wisconsin |
| County | Marinette |
| Nearest City | Menominee Mi, Marinette Wi |
| River/Stream | Menominee River |
| Coordinates | 45.10750, -87.66000 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 538 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 3,788 acre-ft |
| Max Storage | 3,788 acre-ft |
| Normal Storage | 3,788 acre-ft |
| Surface Area | 539 acres |
| Drainage Area | 4,060 sq mi |
| Max Discharge | 50,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | NEW Hydro, Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/21/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MI00531 |
| Federal ID | MI00531 |
| More Info | State Dam Safety Program |