Big Racetrack Lake Dam
Big Racetrack Lake Dam is an earth dam located in Granite County, Montana, built in 1973. It carries a Low hazard potential classification.
About Big Racetrack Lake Dam
The primary purpose of Big Racetrack Lake Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Glenn J Launderville (private). It impounds the Racetrack Creek near Deer Lodge.
The dam stands 24 feet tall and stretches 265 feet across, and has a maximum storage capacity of 345 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.
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Location
| State | Montana |
| County | Granite |
| Nearest City | Deer Lodge |
| River/Stream | Racetrack Creek |
| Coordinates | 46.30834, -113.13003 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 24 ft |
| Dam Height | 24 ft |
| Dam Length | 265 ft |
| Year Completed | 1973 (53 years old) |
Storage & Hydraulics
| NID Storage | 345 acre-ft |
| Max Storage | 345 acre-ft |
| Normal Storage | 300 acre-ft |
| Max Discharge | 66 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | Glenn J Launderville |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT00531 |
| Federal ID | MT00531 |
| More Info | State Dam Safety Program |