Iron Mountain No. 1

Iron Mountain No. 1 is an earth dam located in Albany County, Wyoming, built in 1957. It carries a Low hazard potential classification and has a fair condition assessment.

About Iron Mountain No. 1

The primary purpose of Iron Mountain No. 1 is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by Juan D. & Joni S. Reyes Living Trust (private). It impounds the W Fork Iron Mountain Creek near Torrington.

The dam stands 32 feet tall and stretches 390 feet across, creates a reservoir covering 4 acres, and has a maximum storage capacity of 51 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 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 06/29/2021.

At 32 feet, this dam is taller than 76% of dams nationwide.

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

Low HazardFair ConditionEmergency Action Plan: Not Required

Location

StateWyoming
CountyAlbany
Nearest CityTorrington
River/StreamW Fork Iron Mountain Creek
Coordinates41.68190, -105.29670

Physical Characteristics

Dam TypeEarth
NID Height32 ft
Dam Height32 ft
Dam Length390 ft
Year Completed1957 (69 years old)

Storage & Hydraulics

NID Storage51 acre-ft
Max Storage51 acre-ft
Normal Storage28 acre-ft
Surface Area4 acres
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerJUAN D. & JONI S. REYES LIVING TRUST
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection06/29/2021
Emergency Action PlanNot Required

Identifiers

NID IDWY00129
Federal IDWY00129
More InfoState Dam Safety Program

Nearby Dams