Jello
Jello is an earth dam located in Carter County, Montana, built in 1886. It carries a Low hazard potential classification.
About Jello
The primary purpose of Jello is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by E M Shuffield (private). It impounds the Tr-five Mile Creek near Capitol.
The dam stands 20 feet tall and stretches 1,320 feet across, and has a maximum storage capacity of 1,738 acre-feet. Completed in 1886, 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.
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Location
| State | Montana |
| County | Carter |
| Nearest City | Capitol |
| River/Stream | Tr-five Mile Creek |
| Coordinates | 45.03490, -104.32900 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 1,320 ft |
| Year Completed | 1886 (140 years old) |
Storage & Hydraulics
| NID Storage | 1,738 acre-ft |
| Max Storage | 1,738 acre-ft |
| Normal Storage | 535 acre-ft |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | E M SHUFFIELD |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03046 |
| Federal ID | MT03046 |
| More Info | State Dam Safety Program |