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Product Safety9,700+ CPSC product recalls Food Safety28,600+ FDA food recalls Pet Safety1.3M FDA animal adverse events Drug Safety17,500+ FDA drug recalls Device Safety38,400+ FDA device recalls Workplace Safety102,900+ OSHA injury reports Brand HistoryRecall lookup by company

Infrastructure

Bridge Safety624,000 bridge inspections Aviation Safety30,000+ NTSB aviation events Dam Safety92,600 dam safety records Water Safety433,000+ public water systems Railroad Safety438,000+ rail crossings Pipeline Safety8,800+ pipeline incidents State DashboardsSafety grades for all 50 states ZIP ReportAny 5-digit ZIP across 9 datasets

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Clark Mills (Pa-490)

Pennsylvania — Mercer County — CALVIN CLARK RUN

Location

StatePennsylvania
CountyMercer
RiverCALVIN CLARK RUN
Coordinates41.40278, -80.18667

Physical Characteristics

NID Height45 ft
Dam Height45 ft
Dam Length430 ft
NID Storage790 acre-ft
Max Storage790 acre-ft
Surface Area4 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentFair
EAP StatusYes
Last InspectionSeptember 10, 2020
Inspection Frequency1

Dam Information

Year Completed1971
Primary PurposeFlood Risk Reduction
Dam TypeEarth
Owner TypeLocal Government
OwnerMERCER COUNTY COMMISSIONERS

Location Map

About This Dam Record

Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.

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