Moon

Moon is an earth dam located in Hot Springs County, Wyoming, built in 1957. It carries a Low hazard potential classification and has a poor condition assessment.

About Moon

The primary purpose of Moon 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 Karl & Deana Schaefer (private). It impounds the Moon Draw near Worland.

The dam stands 24 feet tall and stretches 675 feet across, creates a reservoir covering 8 acres, and has a maximum storage capacity of 120 acre-feet. Completed in 1957, 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. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 04/14/2025.

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Low HazardPoor ConditionEmergency Action Plan: Not Required

Location

StateWyoming
CountyHot Springs
Nearest CityWorland
River/StreamMoon Draw
Coordinates44.04750, -108.71030

Physical Characteristics

Dam TypeEarth
NID Height24 ft
Dam Height24 ft
Dam Length675 ft
Year Completed1957 (69 years old)

Storage & Hydraulics

NID Storage120 acre-ft
Max Storage120 acre-ft
Normal Storage17 acre-ft
Surface Area8 acres
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerKARL & DEANA SCHAEFER
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentPoor
Last Inspection04/14/2025
Emergency Action PlanNot Required

Identifiers

NID IDWY01113
Federal IDWY01113
More InfoState Dam Safety Program

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