Ron Jacobson Dam
Ron Jacobson Dam is an earth dam located in Lake County, Montana, built in 1977. It carries a Low hazard potential classification.
About Ron Jacobson Dam
The primary purpose of Ron Jacobson Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Dennis D. Mcdonald (private). It impounds the Tr-little Bitterroot River near Dixon.
The dam stands 25 feet tall and stretches 556 feet across, and has a maximum storage capacity of 364 acre-feet. Completed in 1977, the structure is 49 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. The most recent inspection on record was 08/01/1981. That was over 44 years ago.
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Location
| State | Montana |
| County | Lake |
| Nearest City | Dixon |
| River/Stream | Tr-little Bitterroot River |
| Coordinates | 47.61137, -114.52748 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 556 ft |
| Year Completed | 1977 (49 years old) |
Storage & Hydraulics
| NID Storage | 364 acre-ft |
| Max Storage | 364 acre-ft |
| Normal Storage | 364 acre-ft |
| Max Discharge | 300 cfs |
Ownership & Safety
| Purpose | Irrigation |
| Owner | DENNIS D. MCDONALD |
| Owner Type | Private |
| Hazard Classification | Low |
| Last Inspection | 08/01/1981 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MT03830 |
| Federal ID | MT03830 |
| More Info | State Dam Safety Program |