Venn #9

Venn #9 is an earth dam located in Custer County, Montana, built in 1966. It carries a Low hazard potential classification.

About Venn #9

The primary purpose of Venn #9 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 Darrell Harding (private). It impounds the Tr-north Sunday Creek near Kinsey.

The dam stands 17 feet tall and stretches 545 feet across, creates a reservoir covering 10 acres, has a maximum storage capacity of 89 acre-feet, and collects water from a drainage area of 645 square miles. Completed in 1966, 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. The most recent inspection on record was 04/17/2007. That was over 18 years ago.

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Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateMontana
CountyCuster
Nearest CityKinsey
River/StreamTr-north Sunday Creek
Coordinates46.53580, -106.06150

Physical Characteristics

Dam TypeEarth
NID Height17 ft
Dam Height17 ft
Dam Length545 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage89 acre-ft
Max Storage89 acre-ft
Normal Storage52 acre-ft
Surface Area10 acres
Drainage Area645 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerDARRELL HARDING
Owner TypePrivate
Hazard ClassificationLow
Last Inspection04/17/2007
Emergency Action PlanNot Required

Identifiers

NID IDMT01609
Federal IDMT01609
More InfoState Dam Safety Program

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