Hamm is an earth dam located in Juneau County, Wisconsin, built in 1968. It carries a Low hazard potential classification.
Dam profile
NID height · 9 ft9 ft tall and 739 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Hamm
The primary purpose of Hamm 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 Lloyd Hamm Trust (private). It impounds the Tr Creek 33 11 Tr Wisconsin.
The dam stands 9 feet tall and stretches 739 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 65 acre-feet, and collects water from a drainage area of 3 square miles. Completed in 1968, 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. An emergency action plan is in place for this dam. The most recent inspection on record was 05/04/2012. That was over 14 years ago.
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Location
| State | Wisconsin |
| County | Juneau |
| Nearest City | None |
| River/Stream | Tr Creek 33 11 Tr Wisconsin |
| Coordinates | 43.83726, -89.95087 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 739 ft |
| Year Completed | 1968 (58 years old) |
Storage & Hydraulics
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Normal Storage | 20 acre-ft |
| Surface Area | 11 acres |
| Drainage Area | 3 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Lloyd Hamm Trust |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/04/2012 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | WI00526 |
| Federal ID | WI00526 |
| More Info | State Dam Safety Program |