North Silver Lake is an earth dam located in Martin County, Minnesota, built in 1972. It carries a Low hazard potential classification.
Dam profile
NID height · 8 ft8 ft tall. 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 North Silver Lake
The primary purpose of North Silver Lake is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Martin County Conservatory Club (local government). It impounds the Blue Earth River-tr near East Chain.
The dam stands 8 feet tall, creates a reservoir covering 200 acres, has a maximum storage capacity of 350 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1972, 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. The most recent inspection on record was 07/31/2024.
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Location
| State | Minnesota |
| County | Martin |
| Nearest City | East Chain |
| River/Stream | Blue Earth River-tr |
| Coordinates | 43.54215, -94.47431 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 350 acre-ft |
| Max Storage | 350 acre-ft |
| Surface Area | 200 acres |
| Drainage Area | 1 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Martin County Conservatory Club |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 07/31/2024 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00374 |
| Federal ID | MN00374 |
| More Info | State Dam Safety Program |