FOREST LAKE DAM - NH00297-3587
Dam Name: FOREST LAKE DAM
State: NH
Downstream Hazard Potential: L
Incident Type: Failure
Incident Date: 07/09/2023
Incident Driver: Hydrologic/Flooding
Incident Mechanism 1: Overtopping
Incident Mechanism 2
Incident Mechanism 3
Incident IDNH00297-3587
Incident Descriptionovertopping of earthen dam
Named Hydrologic Event
EAP Enacted (Y/N) due to IncidentNo
Fatalities (Number)0
Number of People Evacuated0
Number of Habitable Structures Evacuated0
Number of Habitable Structures Flooded0
Other Infrastructure ImpactsNone
Economic Damages (in $)$500,000 to $1 million
Response
Volume released at failure (ac-ft)
Additional Remarks or Updates
Owner TypeP
Dam TypeREST
Primary Purpose(s)R
EAPNR
Dam Height8 ft
Max Storage (ac-ft)378.00
Surface Area (acres)93.00
Year Completed1925
NID NumberNH00297
River NameTR ASHUELOT RIVER
Latitude42.7988
Longitude-72.3697
Year Modified
Regulatory Agency(ies)NHDES DAM BUREAU
Incident Time22:00
Incident Duration1 Day
Incident Report ProducedYes
Information SourcesNH DES
