Massner Dam

Massner Dam is an earth dam located in Louisa County, Iowa, built in 1977. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height27 ft
Built197749 years ago

Dam profile

NID height · 27 ft
27 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

27 ft tall and 425 ft long, taller than 59% of U.S. dams with a recorded height. 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 Massner Dam

The primary purpose of Massner Dam 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 Virgil Massner (private). It impounds the Tr-smith Creek near Elrick.

The dam stands 27 feet tall and stretches 425 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 71 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1977, the structure is 49 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.

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Location

StateIowa
CountyLouisa
Nearest CityElrick
River/StreamTr-smith Creek
Coordinates41.07850, -91.15560

Physical Characteristics

Dam TypeEarth
NID Height27 ft
Dam Height27 ft
Dam Length425 ft
Year Completed1977 (49 years old)

Storage & Hydraulics

NID Storage71 acre-ft
Max Storage71 acre-ft
Normal Storage47 acre-ft
Surface Area4 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerVirgil Massner
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDIA01604
Federal IDIA01604
More InfoState Dam Safety Program