Iowa Noname35

Iowa Noname35 is an earth dam located in Plymouth County, Iowa, built in 1967. It carries a Significant hazard potential classification.

About Iowa Noname35

The primary purpose of Iowa Noname35 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 Plymouth County Swcd (local government). It impounds the Tr-west Branch Perry Creek near Sioux City.

The dam stands 35 feet tall and stretches 952 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 147 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1967, the structure is well into its service life at over 50 years old.

This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life.

At 35 feet, this dam is taller than 82% of dams nationwide.

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

Significant HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyPlymouth
Nearest CitySioux City
River/StreamTr-west Branch Perry Creek
Coordinates42.65160, -96.40480

Physical Characteristics

Dam TypeEarth
NID Height35 ft
Dam Height35 ft
Dam Length952 ft
Year Completed1967 (59 years old)

Storage & Hydraulics

NID Storage147 acre-ft
Max Storage147 acre-ft
Normal Storage38 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerPlymouth County SWCD
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDIA00875
Federal IDIA00875
More InfoState Dam Safety Program

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