Borg
Borg is a gravity dam located in Walworth County, Wisconsin, built in 1935. It carries a Low hazard potential classification and has a fair condition assessment.
About Borg
The primary purpose of Borg is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Delavan (local government). It impounds the Tr Turtle Creek near Delavan.
The dam stands 12 feet tall and stretches 200 feet across, creates a reservoir covering 2,072 acres, has a maximum storage capacity of 21,000 acre-feet, and collects water from a drainage area of 36 square miles. Completed in 1935, 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 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 10/05/2021.
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Location
| State | Wisconsin |
| County | Walworth |
| Nearest City | Delavan |
| River/Stream | Tr Turtle Creek |
| Coordinates | 42.61403, -88.62261 |
Physical Characteristics
| Dam Type | Gravity |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 200 ft |
| Year Completed | 1935 (91 years old) |
Storage & Hydraulics
| NID Storage | 21,000 acre-ft |
| Max Storage | 21,000 acre-ft |
| Normal Storage | 12,400 acre-ft |
| Surface Area | 2,072 acres |
| Drainage Area | 36 sq mi |
| Max Discharge | 970 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town Of Delavan |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/05/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00702 |
| Federal ID | WI00702 |
| More Info | State Dam Safety Program |