Richardson
Richardson is a gravity dam located in Sheboygan County, Wisconsin, built in 1857. It carries a Low hazard potential classification and has a poor condition assessment.
About Richardson
The primary purpose of Richardson is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Richardson Industries (private). It impounds the Mullet near Sheboygan Falls.
The dam stands 12 feet tall and stretches 2,800 feet across, creates a reservoir covering 8 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 85 square miles. Completed in 1857, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 12/14/2011. That was over 14 years ago.
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Location
| State | Wisconsin |
| County | Sheboygan |
| Nearest City | Sheboygan Falls |
| River/Stream | Mullet |
| Coordinates | 43.72070, -87.83454 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 2,800 ft |
| Year Completed | 1857 (169 years old) |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 30 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 85 sq mi |
| Max Discharge | 3,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | RICHARDSON INDUSTRIES |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 12/14/2011 |
| Emergency Action Plan | No |
Identifiers
| NID ID | WI00082 |
| Federal ID | WI00082 |
| More Info | State Dam Safety Program |