Welch Lake is an earth dam located in Itasca County, Minnesota, built in 1973. It carries a Low hazard potential classification.
Dam profile
NID height · 14 ft14 ft tall and 700 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 Welch Lake
The primary purpose of Welch 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 Usda Fs (federal). It impounds the Tr-popple River.
The dam stands 14 feet tall and stretches 700 feet across, creates a reservoir covering 23 acres, and has a maximum storage capacity of 163 acre-feet. Completed in 1973, 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 05/25/2017.
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Location
| State | Minnesota |
| County | Itasca |
| Nearest City | None |
| River/Stream | Tr-popple River |
| Coordinates | 47.80371, -94.16903 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 9 ft |
| Dam Length | 700 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 163 acre-ft |
| Max Storage | 163 acre-ft |
| Normal Storage | 85 acre-ft |
| Surface Area | 23 acres |
| Max Discharge | 40 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fish and Wildlife Pond |
| Owner | Usda Fs |
| Owner Type | Federal |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 05/25/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MN00652 |
| Federal ID | MN00652 |
| More Info | State Dam Safety Program |