Upper Big Nemaha 2-a

Low HazardSatisfactory ConditionEmergency Action Plan: Not Required

Location

StateNebraska
CountyJohnson
Nearest CitySTERLING
River/StreamTR-N FK BIG NEMAHA RIVER
Coordinates40.48598, -96.41122

Physical Characteristics

Dam TypeEarth
NID Height37 ft
Dam Height35 ft
Dam Length1,165 ft
Year Completed1972 (54 years old)

Storage & Hydraulics

NID Storage749 acre-ft
Max Storage749 acre-ft
Normal Storage120 acre-ft
Surface Area21 acres
Drainage Area2 sq mi
Max Discharge1,296 cfs

Ownership & Safety

PurposeFlood Risk Reduction
OwnerNemaha Natural Resources District
Owner TypeLocal Government
Hazard ClassificationLow
Condition AssessmentSatisfactory
Last Inspection06/15/2021
Emergency Action PlanNot Required

Identifiers

NID IDNE00638
Federal IDNE00638
More InfoState Dam Safety Program

Nearby Dams

Upper Big Nemaha J-15a 0.5 mi Low Upper Big Nemaha J-15 0.8 mi Low Upper Big Nemaha J-12 0.9 mi Low Upper Big Nemaha J-45 1.3 mi Low Upper Big Nemaha J-42 1.4 mi Low Upper Big Nemaha 3-a 1.5 mi Low Upper Big Nemaha J-11 1.6 mi Low Upper Big Nemaha J-12a 1.7 mi Low Upper Big Nemaha 1-b41 2.2 mi Significant Upper Big Nemaha J-44 2.3 mi Low