Simonsen Dam

Simonsen Dam is an earth dam located in Nuckolls County, Nebraska, built in 1963. It carries a Low hazard potential classification and has a fair condition assessment.

About Simonsen Dam

The primary purpose of Simonsen Dam is irrigation. The dam stores and diverts water for agricultural irrigation, supporting farming operations in the surrounding area. The dam is owned by General Agricultural Services Llc (private). It impounds the Tr-spring Creek near Deshler.

The dam stands 23 feet tall and stretches 425 feet across, creates a reservoir covering 12 acres, has a maximum storage capacity of 147 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1963, 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 04/08/2020.

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

StateNebraska
CountyNuckolls
Nearest CityDeshler
River/StreamTr-spring Creek
Coordinates40.11088, -97.95632

Physical Characteristics

Dam TypeEarth
NID Height23 ft
Dam Height19 ft
Dam Length425 ft
Year Completed1963 (63 years old)

Storage & Hydraulics

NID Storage147 acre-ft
Max Storage147 acre-ft
Normal Storage51 acre-ft
Surface Area12 acres
Drainage Area0 sq mi
Max Discharge440 cfs

Ownership & Safety

PurposeIrrigation
OwnerGeneral Agricultural Services LLC
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentFair
Last Inspection04/08/2020
Emergency Action PlanNot Required

Identifiers

NID IDNE00224
Federal IDNE00224
More InfoState Dam Safety Program

Nearby Dams