Mohair #2

Mohair #2 is an earth dam located in Blaine County, Montana, built in 1945. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height25 ft
Built194581 years ago

Dam profile

NID height · 25 ft
25 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

25 ft tall and 600 ft long, taller than 50% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.

About Mohair #2

The primary purpose of Mohair #2 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Larry Mohar (private). It impounds the Tr-savoy Creek near Savoy.

The dam stands 25 feet tall and stretches 600 feet across, and has a maximum storage capacity of 167 acre-feet. Completed in 1945, the structure is well-established, with more than 75 years of service.

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

StateMontana
CountyBlaine
Nearest CitySavoy
River/StreamTr-savoy Creek
Coordinates48.62220, -108.53350

Physical Characteristics

Dam TypeEarth
NID Height25 ft
Dam Height25 ft
Dam Length600 ft
Year Completed1945 (81 years old)

Storage & Hydraulics

NID Storage167 acre-ft
Max Storage167 acre-ft
Normal Storage106 acre-ft

Ownership & Safety

PurposeIrrigation
OwnerLarry Mohar
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMT03179
Federal IDMT03179
More InfoState Dam Safety Program