Bacon Creek Watershed Site H-2-1

Bacon Creek Watershed Site H-2-1 is an earth dam located in Woodbury County, Iowa, built in 1981. It carries a Significant hazard potential classification and has a satisfactory condition assessment.

About Bacon Creek Watershed Site H-2-1

The primary purpose of Bacon Creek Watershed Site H-2-1 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 Woodbury County Swcd (local government). It impounds the Tr-floyd River near Sioux City.

The dam stands 59 feet tall and stretches 353 feet across, creates a reservoir covering 5 acres, has a maximum storage capacity of 144 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1981, the structure is 45 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. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 10/19/2021.

At 59 feet, this dam is taller than 95% of all dams in the United States.

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Significant HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyWoodbury
Nearest CitySioux City
River/StreamTr-floyd River
Coordinates42.51290, -96.30740

Physical Characteristics

Dam TypeEarth
NID Height59 ft
Dam Height59 ft
Dam Length353 ft
Year Completed1981 (45 years old)

Storage & Hydraulics

NID Storage144 acre-ft
Max Storage144 acre-ft
Normal Storage108 acre-ft
Surface Area5 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerWoodbury County SWCD
Owner TypeLocal Government
Hazard ClassificationSignificant
Condition AssessmentSatisfactory
Last Inspection10/19/2021
Emergency Action PlanNot Required

Identifiers

NID IDIA02142
Federal IDIA02142
More InfoState Dam Safety Program

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