COCHNEWAGON - ME00314-3519
Dam Name: COCHNEWAGON
State: ME
Downstream Hazard Potential: S
Incident Type: Non-Failure
Incident Date: 04/13/2022
Incident Driver: Seepage/Internal Erosion
Incident Mechanism 1: Sinkhole
Incident Mechanism 2
Incident Mechanism 3
Incident IDME00314-3519
Incident DescriptionSinkhole reported, did not increase in size, under remediation.
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentNo
Fatalities (Number)
Number of People Evacuated0
Number of Habitable Structures Evacuated0
Number of Habitable Structures Flooded0
Other Infrastructure ImpactsNone
Economic Damages (in $)Unknown
ResponseDam inspector inspected. Owners hired engineer firm to draft repair plans.
Volume released at failure (ac-ft)
Additional Remarks or UpdatesDam owner is currently repairing. No public safety event occurred.
Owner TypeL
Dam TypeCN
Primary Purpose(s)HRS
EAPY
Dam Height9 ft
Max Storage (ac-ft)1590.00
Surface Area (acres)403.00
Year Completed1900
NID NumberME00314
River NameMUD MILLS STREAM
Latitude44.2397
Longitude-70.0377
Year Modified
1962
Regulatory Agency(ies)MEMA
Incident Time
Incident Duration
Incident Report ProducedYes
Information SourcesMEMA
