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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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Lake Helene Dam

Maryland, Montgomery County, Muddy Branch-TR

Location

StateMaryland
CountyMontgomery
RiverMuddy Branch-TR
Coordinates39.11933, -77.24070

Physical Characteristics

NID Height27 ft
Dam Height27 ft
Dam Length420 ft
NID Storage177 acre-ft
Max Storage177 acre-ft
Surface Area1 acres

Safety Classification

Hazard PotentialHigh
Condition AssessmentSatisfactory
EAP StatusNo
Last InspectionApril 18, 2024
Inspection Frequency-

Dam Information

Year Completed1950
Primary PurposeRecreation
Dam TypeEarth
Owner TypeLocal Government
OwnerCity of Gaithersburg
Other NameKentlands - Lake Helene

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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