Long Lake
Long Lake is an earth dam located in Hubbard County, Minnesota, built in 1949. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About Long Lake
The primary purpose of Long Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mndnr (state). It impounds the Shell River near Hubbard.
The dam stands 25 feet tall and stretches 150 feet across, creates a reservoir covering 1,863 acres, has a maximum storage capacity of 57,753 acre-feet, and collects water from a drainage area of 35 square miles. Completed in 1949, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 08/25/2016.
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Location
| State | Minnesota |
| County | Hubbard |
| Nearest City | Hubbard |
| River/Stream | Shell River |
| Coordinates | 46.84110, -95.01244 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 15 ft |
| Dam Length | 150 ft |
| Year Completed | 1949 (77 years old) |
Storage & Hydraulics
| NID Storage | 57,753 acre-ft |
| Max Storage | 57,753 acre-ft |
| Normal Storage | 57,753 acre-ft |
| Surface Area | 1,863 acres |
| Drainage Area | 35 sq mi |
| Max Discharge | 1,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | MNDNR |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/25/2016 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00187 |
| Federal ID | MN00187 |
| More Info | State Dam Safety Program |