Mott Watershed Dam

High HazardFair ConditionEmergency Action Plan: Yes

Location

StateNorth Dakota
CountyHettinger
Nearest CityMott
River/StreamCannonball-TR
Coordinates46.38024, -102.32590

Physical Characteristics

Dam TypeEarth
NID Height47 ft
Dam Height39 ft
Dam Length2,218 ft
Year Completed1969 (57 years old)

Storage & Hydraulics

NID Storage2,811 acre-ft
Max Storage2,811 acre-ft
Normal Storage120 acre-ft
Surface Area35 acres
Drainage Area3 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeFlood Risk Reduction
OwnerHettinger County WRB
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection09/21/2021
Emergency Action PlanYes

Identifiers

NID IDND00080
Federal IDND00080
More InfoState Dam Safety Program

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