Bear Creek Watershed Site 26

Bear Creek Watershed Site 26 is an earth dam located in Winneshiek County, Iowa, built in 2011. It carries a Low hazard potential classification.

Hazard potentialLowFailure would cause limited damage
ConditionNot assessed
Emergency action planNot reported
Last inspectionNot reported
Height28 ft
Built201115 years ago

Dam profile

NID height · 28 ft
28 FT TWO-STORY HOUSEMEDIAN U.S. DAM · 24 FT

28 ft tall and 620 ft long, taller than 62% of U.S. dams with a recorded height. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.

About Bear Creek Watershed Site 26

The primary purpose of Bear Creek Watershed Site 26 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 E Sellness, H Larson, & Winneshiek County Swcd (local government). It impounds the Trib to North Bear Creek near Quandahl.

The dam stands 28 feet tall and stretches 620 feet across, creates a reservoir covering 2 acres, has a maximum storage capacity of 46 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 2011, 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.

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

Location

StateIowa
CountyWinneshiek
Nearest CityQuandahl
River/StreamTrib to North Bear Creek
Coordinates43.48610, -91.67790

Physical Characteristics

Dam TypeEarth
NID Height28 ft
Dam Height28 ft
Dam Length620 ft
Year Completed2011 (15 years old)

Storage & Hydraulics

NID Storage46 acre-ft
Max Storage46 acre-ft
Normal Storage7 acre-ft
Surface Area2 acres
Drainage Area0 sq mi
Max Discharge40 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerE Sellness, H Larson, & Winneshiek County Swcd
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentNot assessed
Emergency Action PlanNot Required

Identifiers

NID IDIA04169
Federal IDIA04169
More InfoState Dam Safety Program