Big Sand Watershed Structure Y-32-15 Dam

Big Sand Watershed Structure Y-32-15 Dam is an earth dam located in Carroll County, Mississippi, built in 1966. It carries a Low hazard potential classification.

About Big Sand Watershed Structure Y-32-15 Dam

The primary purpose of Big Sand Watershed Structure Y-32-15 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 local government-owned. It impounds the Unt Of Teoc Creek near Greenwood.

The dam stands 37 feet tall and stretches 420 feet across, has a maximum storage capacity of 1,026 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1966, 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. The most recent inspection on record was 08/14/2019.

At 37 feet, this dam is taller than 84% of dams nationwide.

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Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateMississippi
CountyCarroll
Nearest CityGreenwood
River/StreamUnt Of Teoc Creek
Coordinates33.57405, -90.05161

Physical Characteristics

Dam TypeEarth
NID Height37 ft
Dam Height35 ft
Dam Length420 ft
Year Completed1966 (60 years old)

Storage & Hydraulics

NID Storage1,026 acre-ft
Max Storage1,026 acre-ft
Normal Storage167 acre-ft
Drainage Area2 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
Owner TypeLocal Government
Hazard ClassificationLow
Last Inspection08/14/2019
Emergency Action PlanNot Required

Identifiers

NID IDMS01063
Federal IDMS01063
More InfoState Dam Safety Program

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