Clark Mills (pa-490)

High HazardFair ConditionEmergency Action Plan: Yes

Location

StatePennsylvania
CountyMercer
River/StreamCALVIN CLARK RUN
Coordinates41.40278, -80.18667

Physical Characteristics

Dam TypeEarth
NID Height45 ft
Dam Height45 ft
Dam Length430 ft
Year Completed1971 (55 years old)

Storage & Hydraulics

NID Storage790 acre-ft
Max Storage790 acre-ft
Normal Storage19 acre-ft
Surface Area4 acres
Drainage Area3 sq mi

Ownership & Safety

PurposeFlood Risk Reduction
OwnerMERCER COUNTY COMMISSIONERS
Owner TypeLocal Government
Hazard ClassificationHigh
Condition AssessmentFair
Last Inspection09/10/2020
Emergency Action PlanYes

Identifiers

NID IDPA00246
Federal IDPA00246
More InfoState Dam Safety Program

Nearby Dams

Pine Run (pa-491) 2.7 mi High Hadley (pa-489) 3.7 mi High Cresswell Upper 4.7 mi Significant Cresswell Lower 4.8 mi Significant Lake Wilhelm (pa-475) 5.7 mi High Stoneboro (pa-474) 6.7 mi High 7.6 mi Low Mathay (pa-459) 7.8 mi High Saul Run (pa-458) 9.0 mi High Lake Latonka 9.2 mi High