RIAWALKIN POND - MD00213-3078
Dam Name: RIAWALKIN POND
State: MD
Downstream Hazard Potential: L
Incident Type: Non-Failure
Incident Date: 06/28/2016
Incident Driver: Deterioration or Poor Condition
Incident Mechanism 1: Spillway Pipe Failure
Incident Mechanism 2Piping
Incident Mechanism 3
Incident IDMD00213-3078
Incident DescriptionFive to 9 inches of rain (approx. 200 yr storm) fell. Accelerated piping type erosion around deteriorated CMP spillway barrel. Downstream embankment and road on crest suffered sinkholes/erosion.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentNo
Fatalities (Number)
Number of People Evacuated
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded
Other Infrastructure Impacts
Economic Damages (in $)
Response
Volume released at failure (ac-ft)
Additional Remarks or Updates
Owner TypeS
Dam TypeRE
Primary Purpose(s)R
EAPNR
Dam Height12 ft
Max Storage (ac-ft)91.00
Surface Area (acres)12.00
Year Completed1950
NID NumberMD00213
River NameROCKAWALKING CREEK
Latitude38.3678
Longitude-75.6749
Year Modified
1996
Regulatory Agency(ies)MD DAM SAFETY
Incident Time
Incident Duration
Incident Report Produced
Information SourcesMDE Dam Safety Program
