Waters Dam #1

Waters Dam #1 is an earth dam located in McCone County, Montana, built in 1949. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height24 ft
Built194977 years ago

Dam profile

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

24 ft tall and 1,980 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 Waters Dam #1

The primary purpose of Waters Dam #1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Waters Inc-otis Waters (private). It impounds the Tr-redwater River near Poplar.

The dam stands 24 feet tall and stretches 1,980 feet across, has a maximum storage capacity of 274 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1949, 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
CountyMcCone
Nearest CityPoplar
River/StreamTr-redwater River
Coordinates47.87500, -105.26050

Physical Characteristics

Dam TypeEarth
NID Height24 ft
Dam Height24 ft
Dam Length1,980 ft
Year Completed1949 (77 years old)

Storage & Hydraulics

NID Storage274 acre-ft
Max Storage274 acre-ft
Normal Storage158 acre-ft
Drainage Area6 sq mi
Max Discharge600 cfs

Ownership & Safety

PurposeIrrigation
OwnerWaters Inc-otis Waters
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMT00971
Federal IDMT00971
More InfoState Dam Safety Program