Post Lake Dam

Low Hazard ConditionEmergency Action Plan: Not Required

Location

StateSouth Dakota
CountySully
Nearest CityNONE
River/StreamMedicine Knoll Creek-TR
Coordinates44.62206, -99.90271

Physical Characteristics

Dam TypeEarth
NID Height21 ft
Dam Height21 ft
Dam Length400 ft
Year Completed1936 (90 years old)

Storage & Hydraulics

NID Storage344 acre-ft
Max Storage344 acre-ft
Normal Storage288 acre-ft
Max Discharge500 cfs

Ownership & Safety

PurposeFire Protection, Stock, Or Small Fish Pond
OwnerDAKOTA SPUR LLC.
Owner TypePrivate
Hazard ClassificationLow
Emergency Action PlanNot Required

Identifiers

NID IDSD00444
Federal IDSD00444
More InfoState Dam Safety Program

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