Silver Lake East Dam
Silver Lake East Dam is an earth dam located in Deer Lodge County, Montana, built in 1918. It carries a Low hazard potential classification.
About Silver Lake East Dam
The primary purpose of Silver Lake East Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Butte-silver Bow (local government). It impounds the Tr-storm Lake Creek near Anaconda.
The dam stands 11 feet tall and stretches 1,012 feet across, creates a reservoir covering 340 acres, has a maximum storage capacity of 17,920 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1918, the structure is over a century 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 06/13/1995. That was over 30 years ago.
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Location
| State | Montana |
| County | Deer Lodge |
| Nearest City | Anaconda |
| River/Stream | Tr-storm Lake Creek |
| Coordinates | 46.16588, -113.21648 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 1,012 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 17,920 acre-ft |
| Max Storage | 17,920 acre-ft |
| Normal Storage | 17,570 acre-ft |
| Surface Area | 340 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 350 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BUTTE-SILVER BOW |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Last Inspection | 06/13/1995 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03752 |
| Federal ID | MT03752 |
| More Info | State Dam Safety Program |