Natural Milk Dam

Natural Milk Dam is an earth dam located in Shelby County, Iowa, built in 2006. It carries a Low hazard potential classification.

About Natural Milk Dam

The primary purpose of Natural Milk Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Natural Milk Production (private). It impounds the Tr- East Branch West Nishnabotna River near Avoca.

The dam stands 49 feet tall and stretches 2,640 feet across, creates a reservoir covering 7 acres, has a maximum storage capacity of 378 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2006, the structure is relatively new.

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.

At 49 feet, this dam is taller than 92% of dams nationwide.

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

Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyShelby
Nearest CityAvoca
River/StreamTr- East Branch West Nishnabotna River
Coordinates41.69630, -95.23580

Physical Characteristics

Dam TypeEarth
NID Height49 ft
Dam Height49 ft
Dam Length2,640 ft
Year Completed2006 (20 years old)

Storage & Hydraulics

NID Storage378 acre-ft
Max Storage378 acre-ft
Normal Storage276 acre-ft
Surface Area7 acres
Drainage Area0 sq mi
Spillway TypeControlled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerNatural Milk Production
Owner TypePrivate
Hazard ClassificationLow
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDIA03807
Federal IDIA03807
More InfoState Dam Safety Program

Nearby Dams