Big Whiskey Subwatershed Site 6-2

Big Whiskey Subwatershed Site 6-2 is an earth dam located in Woodbury County, Iowa, built in 1967. It carries a Low hazard potential classification.

About Big Whiskey Subwatershed Site 6-2

The primary purpose of Big Whiskey Subwatershed Site 6-2 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 Woodbury County Swcd (local government). It impounds the Tr-whiskey Creek near Bronson.

The dam stands 37 feet tall and stretches 551 feet across, creates a reservoir covering 3 acres, has a maximum storage capacity of 70 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 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 01/24/1966. That was over 60 years ago.

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

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Low HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateIowa
CountyWoodbury
Nearest CityBronson
River/StreamTr-whiskey Creek
Coordinates42.50890, -96.25730

Physical Characteristics

Dam TypeEarth
NID Height37 ft
Dam Height37 ft
Dam Length551 ft
Year Completed1967 (59 years old)

Storage & Hydraulics

NID Storage70 acre-ft
Max Storage70 acre-ft
Normal Storage37 acre-ft
Surface Area3 acres
Drainage Area0 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerWoodbury County SWCD
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot Rated
Last Inspection01/24/1966
Emergency Action PlanNot Required

Identifiers

NID IDIA01206
Federal IDIA01206
More InfoState Dam Safety Program

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