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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

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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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Jansma Dam

Iowa, Lyon County, TR-LITTLE ROCK RIVER

Location

StateIowa
CountyLyon
RiverTR-LITTLE ROCK RIVER
Coordinates43.27030, -96.19460

Physical Characteristics

NID Height22 ft
Dam Height22 ft
Dam Length834 ft
NID Storage132 acre-ft
Max Storage132 acre-ft
Surface Area8 acres

Safety Classification

Hazard PotentialLow
Condition AssessmentNot Rated
EAP StatusNot Required
Last InspectionApril 9, 1987
Inspection Frequency-

Dam Information

Year Completed1970
Primary PurposeFire Protection, Stock, Or Small Fish Pond
Dam TypeEarth
Owner TypePrivate
OwnerFloyd Jansma

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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