Upper Big Blue River Structure No. 7-a

High HazardSatisfactory ConditionEmergency Action Plan: Yes

Location

StateIndiana
CountyHenry
Nearest CityKNIGHTSTOWN
River/StreamBUCK CREEK
Coordinates39.80414, -85.48886

Physical Characteristics

Dam TypeEarth
NID Height62 ft
Dam Height62 ft
Dam Length840 ft
Year Completed1976 (50 years old)

Storage & Hydraulics

NID Storage5,060 acre-ft
Max Storage5,060 acre-ft
Normal Storage248 acre-ft
Surface Area40 acres
Drainage Area17 sq mi
Max Discharge27,200 cfs
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerBIG BLUE RIVER CONSERVANCY DISTRICT
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentSatisfactory
Last Inspection10/13/2020
Emergency Action PlanYes

Identifiers

NID IDIN00515
Federal IDIN00515
More InfoState Dam Safety Program

Nearby Dams

Raysville Dam 0.8 mi Undetermined Castle Lake & Hills West Dam 3.3 mi Low Lake Haven Dam 3.5 mi High Upper Big Blue River Structure No. 3 4.1 mi Significant Upper Big Blue River Structure No. 2 4.3 mi Significant Upper Big Blue River Structure No. 13 6.8 mi Significant Upper Big Blue River Structure No. 14 7.2 mi Significant Frank Alexander Lake Dam 7.8 mi Low Baker Dam 9.4 mi Low Giboney Lake Dam 10.4 mi High