Lazy S #2
Lazy S #2 is an earth dam located in Custer County, Montana, built in 1966. It carries a Low hazard potential classification.
About Lazy S #2
The primary purpose of Lazy S #2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Circle Lazy S Inc (private). It impounds the Alkali Creek near Kinsey.
The dam stands 17 feet tall and stretches 325 feet across, and has a maximum storage capacity of 115 acre-feet. Completed in 1966, 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 | Custer |
| Nearest City | Kinsey |
| River/Stream | Alkali Creek |
| Coordinates | 46.62610, -106.02600 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 325 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 115 acre-ft |
| Max Storage | 115 acre-ft |
| Normal Storage | 21 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | CIRCLE LAZY S INC |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01200 |
| Federal ID | MT01200 |
| More Info | State Dam Safety Program |