Tuttle
Tuttle is an earth dam located in Phillips County, Montana, built in 1958. It carries a Low hazard potential classification.
About Tuttle
The primary purpose of Tuttle is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Blatter Ranch (private). It impounds the South Fork Halfway Coulee near Malta.
The dam stands 8 feet tall and stretches 100 feet across, and has a maximum storage capacity of 61 acre-feet. Completed in 1958, 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 | Phillips |
| Nearest City | Malta |
| River/Stream | South Fork Halfway Coulee |
| Coordinates | 48.23830, -108.03120 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 100 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 61 acre-ft |
| Max Storage | 61 acre-ft |
| Normal Storage | 15 acre-ft |
Ownership & Safety
| Purpose | Irrigation |
| Owner | BLATTER RANCH |
| Owner Type | Private |
| Hazard Classification | Low |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT01339 |
| Federal ID | MT01339 |
| More Info | State Dam Safety Program |