Two D-4 Ranch

Two D-4 Ranch is an earth dam located in Carter County, Montana, built in 1952. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height20 ft
Built195274 years ago

Dam profile

NID height · 20 ft
20 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

20 ft tall and 280 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 Two D-4 Ranch

The primary purpose of Two D-4 Ranch 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 D-4 Ranch (private). It impounds the Tr-corral Creek near Capitol.

The dam stands 20 feet tall and stretches 280 feet across, and has a maximum storage capacity of 62 acre-feet. Completed in 1952, 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.

Search for dams near your address to see all dams in your area with hazard classifications and safety data.

Location

StateMontana
CountyCarter
Nearest CityCapitol
River/StreamTr-corral Creek
Coordinates45.49750, -104.62450

Physical Characteristics

Dam TypeEarth
NID Height20 ft
Dam Height20 ft
Dam Length280 ft
Year Completed1952 (74 years old)

Storage & Hydraulics

NID Storage62 acre-ft
Max Storage62 acre-ft
Normal Storage32 acre-ft

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerD-4 Ranch
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMT03195
Federal IDMT03195
More InfoState Dam Safety Program