Jordan
Jordan is a gravity dam located in Portage County, Wisconsin, built in 1850. It carries a Low hazard potential classification and has a poor condition assessment.
About Jordan
The primary purpose of Jordan is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Portage County (local government). It impounds the Big Plover near Park Ridge.
The dam stands 17 feet tall and stretches 150 feet across, creates a reservoir covering 83 acres, has a maximum storage capacity of 470 acre-feet, and collects water from a drainage area of 148 square miles. Completed in 1850, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 05/09/2017.
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Location
| State | Wisconsin |
| County | Portage |
| Nearest City | Park Ridge |
| River/Stream | Big Plover |
| Coordinates | 44.57623, -89.50123 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 150 ft |
| Year Completed | 1850 (176 years old) |
Storage & Hydraulics
| NID Storage | 470 acre-ft |
| Max Storage | 470 acre-ft |
| Normal Storage | 298 acre-ft |
| Surface Area | 83 acres |
| Drainage Area | 148 sq mi |
| Max Discharge | 1,850 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Portage County |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Poor |
| Last Inspection | 05/09/2017 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00025 |
| Federal ID | WI00025 |
| More Info | State Dam Safety Program |