Harriet 4777-7 Mixed Use #1

Harriet 4777-7 Mixed Use #1 is an earth dam located in Johnson County, Wyoming. It carries a Low hazard potential classification and has a fair condition assessment.

About Harriet 4777-7 Mixed Use #1

Harriet 4777-7 Mixed Use #1 is a dam in Johnson, Wyoming. The dam is owned by Anschutz Exploration Corporation (private). It impounds the Off Channel near Local Road.

The dam stands 30 feet tall and stretches 2,600 feet across, creates a reservoir covering 7 acres, and has a maximum storage capacity of 134 acre-feet.

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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 08/20/2024.

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Low HazardFair ConditionEmergency Action Plan: Not Required

Location

StateWyoming
CountyJohnson
Nearest CityLocal Road
River/StreamOff Channel
Coordinates44.05960, -106.16372

Physical Characteristics

Dam TypeEarth
NID Height30 ft
Dam Height24 ft
Dam Length2,600 ft

Storage & Hydraulics

NID Storage134 acre-ft
Max Storage134 acre-ft
Normal Storage134 acre-ft
Surface Area7 acres
Spillway TypeNone

Ownership & Safety

PurposeOther
OwnerANSCHUTZ EXPLORATION CORPORATION
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection08/20/2024
Emergency Action PlanNot Required

Identifiers

NID IDWY02938
Federal IDWY02938
More InfoState Dam Safety Program

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