Hollandsworth

Hollandsworth is an earth dam located in Liberty County, Montana, built in 1946. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height30 ft
Built194680 years ago

Dam profile

NID height · 30 ft
30 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

30 ft tall and 200 ft long, taller than 68% 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 Hollandsworth

The primary purpose of Hollandsworth is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by State of Montana, D.n.r.c., T.l.m.d. (state). It impounds the Tr-dead Indian Coulee near Loma.

The dam stands 30 feet tall and stretches 200 feet across, and has a maximum storage capacity of 129 acre-feet. Completed in 1946, 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
CountyLiberty
Nearest CityLoma
River/StreamTr-dead Indian Coulee
Coordinates48.18540, -111.35730

Physical Characteristics

Dam TypeEarth
NID Height30 ft
Dam Height30 ft
Dam Length200 ft
Year Completed1946 (80 years old)

Storage & Hydraulics

NID Storage129 acre-ft
Max Storage129 acre-ft
Normal Storage51 acre-ft

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerState of Montana, D.n.r.c., T.l.m.d.
Owner TypeState
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMT00314
Federal IDMT00314
More InfoState Dam Safety Program