Ann Lake
Ann Lake is an other dam located in Kanabec County, Minnesota, built in 1966. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Ann Lake
The primary purpose of Ann Lake is fish and wildlife pond. The dam creates habitat for fish and wildlife, supporting local ecosystems and potentially serving conservation goals. The dam is owned by Mndnr-wildlife (state). It impounds the Ann River near Mora.
The dam stands 25 feet tall and stretches 135 feet across, creates a reservoir covering 363 acres, has a maximum storage capacity of 3,670 acre-feet, and collects water from a drainage area of 56 square miles. Completed in 1966, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/20/2016.
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Location
| State | Minnesota |
| County | Kanabec |
| Nearest City | Mora |
| River/Stream | Ann River |
| Coordinates | 45.92263, -93.37045 |
Physical Characteristics
| Dam Type | Other |
| NID Height | 25 ft |
| Dam Height | 15 ft |
| Dam Length | 135 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 3,670 acre-ft |
| Max Storage | 3,670 acre-ft |
| Normal Storage | 3,269 acre-ft |
| Surface Area | 363 acres |
| Drainage Area | 56 sq mi |
| Max Discharge | 250 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | MNDNR-Wildlife |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/20/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00401 |
| Federal ID | MN00401 |
| More Info | State Dam Safety Program |