Marking
Marking is an earth dam located in Sauk County, Wisconsin, built in 1974. It carries a Low hazard potential classification and has a fair condition assessment.
About Marking
The primary purpose of Marking is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Briar Moraine Farms, Inc. (private). It impounds the Tr-dell Creek.
The dam stands 23 feet tall and stretches 560 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 85 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1974, the structure is well into its service life at over 50 years 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 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 07/16/2020.
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Location
| State | Wisconsin |
| County | Sauk |
| Nearest City | None |
| River/Stream | Tr-dell Creek |
| Coordinates | 43.56342, -89.89982 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 560 ft |
| Year Completed | 1974 (52 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 16 acre-ft |
| Surface Area | 5 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 43 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Briar Moraine Farms, Inc. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 07/16/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00914 |
| Federal ID | WI00914 |
| More Info | State Dam Safety Program |