Iowa Noname77

Iowa Noname77 is an earth dam located in Marshall County, Iowa, built in 1976. It carries a Low hazard potential classification.

About Iowa Noname77

Iowa Noname77 is a dam in Marshall, Iowa. The dam is owned by Marshall County Solid Waste Management (local government). It impounds the Tr-linn Creek near Marshalltown.

The dam stands 24 feet tall and stretches 800 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 81 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1976, the structure is 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.

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyMarshall
Nearest CityMarshalltown
River/StreamTr-linn Creek
Coordinates42.03500, -92.98550

Physical Characteristics

Dam TypeEarth
NID Height24 ft
Dam Height24 ft
Dam Length800 ft
Year Completed1976 (50 years old)

Storage & Hydraulics

NID Storage81 acre-ft
Max Storage81 acre-ft
Normal Storage44 acre-ft
Surface Area6 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeOther
OwnerMarshall County Solid Waste Management
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDIA01638
Federal IDIA01638
More InfoState Dam Safety Program

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