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PACIFIC OCEAN
SANTA MONICA BAY
1
1
23
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27
27
10
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34
101
101
405
405
Miles
Kilometers2
2
0 4
0 4
Geology of the Santa Monica Mountains
vvvvv = Fault line = Fault line inferred
Highways
Santa Monica Mountains National Recreation Area authorized boundaryVentura County - Los Angeles County Line
Santa Monica MountainsNational Recreation AreaNovember 2007
National Park ServiceU.S. Department of the Interior
= Anticline= Unconformity
Geology modeled from Dibblee Geological Foundation Maps. Not all fault lines shown.
Site-specific conditions should be verified by the landowner via surface and/or subsurface mapping and exploration. The park boundary extends to the mean high tide line along the coast.
North
VEN
TUR
A C
OU
NTY
LOS
AN
GEL
ES C
OU
NTY
SAN FERNANDO VALLEY
LOS ANGELES
Geological Units Recent Sediments Detrital Sediments of Lindero Canyon, Monterey, and Modelo Formations
Conejo Volcanics and Diabase Intrusions
Lower, Middle, UpperTopanga Formations
Sespe Formation
Santa Susana / Coal Canyon and Llajas Formations
Chico, Tuna Canyon, and Chatsworth Formations
Cretaceous Intrusions
Santa Monica Formation
Age.011.6
vvvvv5.3
13.416.6vvvvvvvvvv
243858
vvvvv65
102138
Mill
ion
s o
f Ye
ars
Ag
o
North Branch Malibu Coast Fault
Syca
more Canyon
Faul
t
Boney Mountain Fault
Malibu Coast Fault
Top
anga Anticlin
e
Bene
dict
Canyo
n Fault
