Erickson is an earth dam located in Richland County, Montana, built in 1950. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height23 ft
Built195076 years ago

Dam profile

NID height · 23 ft
23 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

23 ft tall and 750 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 Erickson

The primary purpose of Erickson 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 Conrad S Pederson (private). It impounds the Tr-north Fork Lone Tree Creek near Sidney.

The dam stands 23 feet tall and stretches 750 feet across, creates a reservoir covering 11 acres, has a maximum storage capacity of 134 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1950, 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
CountyRichland
Nearest CitySidney
River/StreamTr-north Fork Lone Tree Creek
Coordinates47.82360, -104.45070

Physical Characteristics

Dam TypeEarth
NID Height23 ft
Dam Height23 ft
Dam Length750 ft
Year Completed1950 (76 years old)

Storage & Hydraulics

NID Storage134 acre-ft
Max Storage134 acre-ft
Normal Storage88 acre-ft
Surface Area11 acres
Drainage Area2 sq mi
Max Discharge100 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerConrad S Pederson
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDMT00957
Federal IDMT00957
More InfoState Dam Safety Program