PINE GROVE - CA00541-1381


Incident ID CA00541-1381
Dam Name PINE GROVE
Downstream Hazard Potential L
State CA
Incident Date 04/01/2011
Incident Type Non-failure
Incident Driver Seepage/internal Erosion
Incident Mechanism 1 Sinkhole
Incident Mechanism 2
Incident Mechanism 3
Incident Description leakage at left upstream face/abutment area of main embankment, 2 sinkholes approx 1-2 ft in diameter
Named Hydrologic Event
EAP Enacted (Y/N) due to Incident No
Fatalities (Number)
Number of People Evacuated 0
Number of Habitable Structures Evacuated
Number of Habitable Structures Flooded 0
Other Infrastructure Impacts
Economic Damages (in $)
Volume released at failure (ac-ft) 0 ac-ft
Response
Additional Remarks or Updates
Incident Time
Incident Duration
Incident Report Produced
Information Sources
Owner Type U
Dam Type RE
Primary Purpose(s) S
EAP NR
Year Completed 1911
Year Modified 0
Dam Height 42 ft
Max Storage (ac-ft) 324 ac-ft
Surface Area (acres) 9 acres
River Name L SHADY CREEK
Latitude 39.3191
Longitude -121.129
Regulatory Agency(ies) Division of Safety of Dams
NID Number CA00541
Attachments