Dassow Milling Company
Dassow Milling Company is a gravity dam located in Sheboygan County, Wisconsin, built in 1846. It carries a Low hazard potential classification and has a fair condition assessment.
About Dassow Milling Company
The primary purpose of Dassow Milling Company is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by City Of Sheboygan Falls (local government). It impounds the Sheboygan near Sheboygan Falls.
The dam stands 13 feet tall and stretches 250 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 312 square miles. Completed in 1846, the structure is one of the older dams in the region, with over a century and a half 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 07/29/2015. That was over 10 years ago.
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Location
| State | Wisconsin |
| County | Sheboygan |
| Nearest City | Sheboygan Falls |
| River/Stream | Sheboygan |
| Coordinates | 43.73157, -87.81244 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 250 ft |
| Year Completed | 1846 (180 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 312 sq mi |
| Max Discharge | 3,100 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | CITY OF SHEBOYGAN FALLS |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/29/2015 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI01065 |
| Federal ID | WI01065 |
| More Info | State Dam Safety Program |