Unimin Quarry Dam

Significant HazardNot Rated ConditionEmergency Action Plan: Not Required

Location

StateMissouri
CountyJefferson
Nearest CityHERCULANEUM
River/StreamTRIBUTARY TO SANDY CREEK
Coordinates38.26426, -90.46160

Physical Characteristics

Dam TypeEarth
NID Height25 ft
Dam Height25 ft

Storage & Hydraulics

NID Storage40 acre-ft
Max Storage40 acre-ft
Normal Storage33 acre-ft
Surface Area4 acres

Ownership & Safety

PurposeTailings
OwnerUNIMIN CORPORATION
Owner TypePrivate
Hazard ClassificationSignificant
Condition AssessmentNot Rated
Emergency Action PlanNot Required

Identifiers

NID IDMO31987
Federal IDMO31987
More InfoState Dam Safety Program

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