Cinnamon #1
Cinnamon #1 is an earth dam located in Wheatland County, Montana, built in 1972. It carries a Low hazard potential classification.
About Cinnamon #1
The primary purpose of Cinnamon #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Andrew C Anderson (private). It impounds the Tr-musselshell River near Shawmut.
The dam stands 15 feet tall and stretches 250 feet across, and has a maximum storage capacity of 51 acre-feet. 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.
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Location
| State | Montana |
| County | Wheatland |
| Nearest City | Shawmut |
| River/Stream | Tr-musselshell River |
| Coordinates | 46.36750, -109.76599 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 250 ft |
| Year Completed | 1972 (54 years old) |
Storage & Hydraulics
| NID Storage | 51 acre-ft |
| Max Storage | 51 acre-ft |
| Normal Storage | 42 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | ANDREW C ANDERSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT02413 |
| Federal ID | MT02413 |
| More Info | State Dam Safety Program |