Delmar
Delmar is an earth dam located in Liberty County, Montana, built in 1914. It carries a Low hazard potential classification.
About Delmar
The primary purpose of Delmar is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Delbert/connie Anderson (private). It impounds the Tr-marias River near Loma.
The dam stands 20 feet tall and stretches 80 feet across, has a maximum storage capacity of 82 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1914, 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 | Liberty |
| Nearest City | Loma |
| River/Stream | Tr-marias River |
| Coordinates | 48.53200, -110.78380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 80 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 82 acre-ft |
| Max Storage | 82 acre-ft |
| Normal Storage | 42 acre-ft |
| Drainage Area | 4 sq mi |
Ownership & Safety
| Purpose | Irrigation |
| Owner | DELBERT/CONNIE ANDERSON |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03468 |
| Federal ID | MT03468 |
| More Info | State Dam Safety Program |