Richmond (blaine)

Richmond (blaine) is an earth dam located in Blaine County, Montana, built in 1939. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height15 ft
Built193987 years ago

Dam profile

NID height · 15 ft
15 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

15 ft tall and 350 ft long. 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 Richmond (blaine)

The primary purpose of Richmond (blaine) 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 Jean D Sharples (private). It impounds the West Fork of Thirtymile Creek near Harlem.

The dam stands 15 feet tall and stretches 350 feet across, and has a maximum storage capacity of 93 acre-feet. Completed in 1939, 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 CityHarlem
River/StreamWest Fork of Thirtymile Creek
Coordinates48.79790, -109.02130

Physical Characteristics

Dam TypeEarth
NID Height15 ft
Dam Height15 ft
Dam Length350 ft
Year Completed1939 (87 years old)

Storage & Hydraulics

NID Storage93 acre-ft
Max Storage93 acre-ft
Normal Storage48 acre-ft

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerJean D Sharples
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMT00044
Federal IDMT00044
More InfoState Dam Safety Program