-150
-200
-100
-50
-250
-300
-350
-400
-450
-500
-550
-200
-150
-100
-50
-600
-100
-600
-350
-50 -600
250
200
300
350
150
400
100
450
50
400
450
600
550
550 600
500
700
500
250
650
800
700
650
750
200
850
150
500850
900
900
950
100
800
950
750
1000
150
50
1000
100
1100
1050
300
550
1050
1100
1150
1200
1250
1300
1150
200
1200
600650
700
400
250
1250
450
350
1300
750
450
800
750
400
1350
150
1450850
1400
200
1000
950
500
1000
1500
900
200
900
300
1550
450
950
1050
850
500
350
1400
1350
1050
400
800
200
1400
350
1600
400
250
1100
200
400
250
550
1350
500
1350
1650
1350
750
450
1750
1350
1700
250
1500
1150
250
250
500
400
1800
300
450
1450
600
700
450
300
150
100
500
100
1100
300
100 50
150
200
750
550
800
200
250
500
600
1150
150
150
1450
250
300
400
50
450
200
550
450
300
1350
50
500
50
450
100
650
550
1300
150
250
400
650
600
300
1200
450
200
300
1300
1400
400
350
250
250
300
750
700
1500
250
350
850
250
750
650
300
350
1850
550
300450
550
300
250
1300
250
450
300
250
300
900
1100
1300
500
300
250
50
1400
900
350
150
600
1400
50
950
600
300
600
400
300
350
1200
350
1250
300
15501600
1300
3
6
1014
1512
10
60
31
27
22
25
42
35
20
34
33
32
1530
30
31
30
15
17
15
23
1014
6
30
30
35
25
15
42
30
23
30
30
5020
25
20
23
23
30
30
15
40
25
262528
24
1525
23
30
2515
20
30
201560
5
5
15
5
20
25
30
45
35
63
30
42
30
13
22
40
26
42
20
5062
2230
30
1525
17
30
20
30
30
47
5665
50
2050
1118
5 16
37
34
23
2721
25 10
2723
8 11
15
12
25
16
512
15
15
40
22
22
30
25
35
2030
22
20
3022
52
30
32
35
23
35
17
15
2920
3532 15
30
30
30
37
36
32
40
33
23 12
20
50
30
30
25
25
25
35
35
25
25
42
25
30
30
27
42
30
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28
44
30
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48
5346
34
25
1558
56
25
61 55
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42
68
6226
6026
7051
60
74
4223
47
5051
50
53
52
75
73
30
25
35
12
15
75
15
5835
16231621
37
28
18
30
20
27
30
35
27
60
55
5052
5760
65
7558
70 50
48
6275
75
72
858
70
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4242 60 30 50
62
3530
3815
20
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20
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25
30
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33
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70
35
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72
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4230
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4053
34
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53
20
35
32
4227
11
46 27
61
34
81
3520
86
20
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35
20
24
4045
30
26
30
28
30
30
9
44
45
45 70
38
41
32
50
44
30
45 70
68
60
30
40
75
52
75
72
20
20
50 45
43
45
68
3557
37 48
25
45
30
45
50
47
46
60
60
35
80
34
30
45
44
87
87
78
59
64
81
87
81
3260
55
45
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6866
57
6255
70
57
50
74
59
58
60
74
61
61
45 8352
40
50
20
25
25
19
20
54
75
7158
8536
70
6952
43
65
50
62
61
51
51
55
68
65
52
62
64
70
22
13
11
1715
26
68
2126
2420
7550
35
70
60
6575
60
72
70
62
62
73 67 75
62
70
60
75
65
7454
556250
50
25
45
3535
28
22
80
85
75 7060
40 40
5030 23
3035
62
65
45
2521
35
20
25
25
42
70
58
47
30
50
80
56
60
56
35
13
11
17
16
10
1014
10
8
10
1311
10
54
51
10
19
70
60
39
52
10
52
12 8
7
10 13
8
82
46
78
60 35
76
64
962
14
52
65
4636
21
6371
6676 74
58
23
58
44
15
6132
6065
30
50
24
6174
4726 20
2815
41
35
1019
46
48
5645
81
46
45
47
40
55
51
65
25
56
41
30
72
60
43
35
3031
81
89
57
4552
61 55
42
36
29
5250
6552
47
52
57
63
6270
7555
50
60
50
70
73
55
8950
57
3
72
73
77
57
5070
5475
70
87
55
74
25
20
27
25
3735
65
5045
70
4270
83
807470
25
35
74
60
45
20 1515
1020
1030
35
8065
45
60
45
7272
alf
af
af
af
af
afaf
af
af
af
afaf
af
af
Tvs
Tv
Tv
Tv
Tv Tv
TvTv
Tv
Tv
Tv
TvsTv TvTv
Tcvadb
Tcvadb
Tcvadb
Tts
Tts
TtTt
Tt
TtTt
TtTt
Tt
Tt
Tt
Tt
Tt
Tt
Tt
Tsq
Tsq
Tsq
Tsq
Tsq
Tsq
TsTs
TsTs
TsTs
TsTsTsTs
Ts
Ts
Ts
Ts
Ts
TsTs
Ts
Ts
Ts Ts Ts
Ts
Ts
Ts
Ts TsTs
Ts
TsTs
Tr
Tr
TrTr
Tr
Tr
Tr
Tr
TrTr
Tr
Tpsc
Tps
Tps
Tp
TpTp
Tp Tp
Tp
TpTp
Tp
Tp
TpTp
Tp
Tp
Tp
Tp
TpTp
Tp
Tp
Tp
TpTpTp
Tp
TpTp
TpTp
Tp
TpTp
Tp
Tmyu
Tmyu
Tmyu Tmyu
Tmyu
Tmyu
Tmyu
Tmyu
Tmyl
Tmyl
Tmyl
Tmyl
TmylTmylTmyl
Tmyl
Tmyl
Tmy? Tmy
Tmy
Tmb
TmashTmash
Tmash
Tmash
Tmash
Tma
Tma
Tma
Tma
Tma
Tma
Tma
TmaTma
Tma
Tm
TmTm
Tjs
Tj Tj
Tj
Tj
TjTj
TjTj Tj
Tj
TjTjTj
Tj
Tj
Tj
Tj
Tj
TjTj
Tj
Tdb
Tdb
TdbTdb
Tdb
Tdb
Tdb
Tcwsh
TcwshTcwsh
Tcwsh
Tcwsh
Tcwsh
TcwTcw
Tcw
Tcw
Tcw Tcw
Tcw
Tcw Tcw
TcwTcw
Tcw Tcw Tcw
Tcw
Tcw
Tcw
Qpf
Qpf
Qpf
Qpf
Qpf
QpfQpfQpf
Qpf
Qpf
QpfQpf
Qpf
Qpa2Qpa1
Qpa
Qpa
QpaQpa
QpaQpa
QpaQpa
Tcw
TcwTcw
Tcvdi
Tcvdb
Tcvdb
Tcvdb
Tcvbs
Tcvb
Tcvb
Tcvb
Tcvadb
Tcvadb
Tcvadb
TcvabTcvab
Tcvab
Tcvab
Tcd
Tcd TcdTcd
Tcd
TcdTcd
Tcd
TcdTcd
Tcd
Tcd
Tcd
Tcd
Tcd
TcdTcd
TcdTcd
Ta
Qw1
Qw
Qw
Qw
Qw
Qw
Qw
Qw
QwQw
Qw
Qw
QsbcQsbc
Qsb
Qsb
Qsb
QsbQsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qsb
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
QsQsQs
QsQs
Qs
QsQs QsQs
Qs
Qs
Qs
Qs
Qs
Qs
Qs
QpppQppp
Qppp
Qpmw
Qpf2
Qpf2
Qpf2
Qpf2
Qpf1
Qpf1Qpf1
Qpf1
Qpf
Qpf
Qpf
QpfQpfQpf
Qpf
QpfQpf
Qpf
Qpa Qpa
QpaQpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
QpaQpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
Qpa
QpaQpa
Qpa
Qpa
Qpa
Qoa
Qoa
Qoa
QoaQoa
Qoa
Qoa
Qoa
Qoa
QoaQoa
Qoa
Qoa
QoaQoa
QoaQoa
Qoa
QoaQoaQoa
QoaQoa
Qoa QoaQoaQoa
Qoa
QoaQoa
Qoa
Qoa
Qoa
Qoa
Qoa
Qoa
Qlp
Qlp
Qlp
Qlp
Qlp
Qlp
Qlp
Qlp
Qlp
QlpQlpQlp
Qlp
QlpQlp Qlp
Qlp
Qlp
Qlp
Ql
Qhw3
Qhw3
Qhw3
Qhw3
Qhw2
Qhw2
Qhw1
Qhw1
Qhw1
Qht3 Qht3
Qht3
Qht1
Qht1
Qht
Qht
QhtQht
Qht
Qht
Qht Qht
Qht
Qht
Qht
Qht
Qht
Qht
Qht QhtQht
Qht
Qht
Qht
Qhps
Qhps
Qhps
Qhps
Qhps
Qhps
Qhps
Qhfy
QhfyQhfy
Qhfy
Qhfy
Qhfy
Qhfy
Qhfy
QhfyQhfy
Qhfy
QhfyQhfy
QhfyQhfy
Qhfy
Qhfy
QhfyQhfy
Qhfy
Qhff
Qhff
Qhff
QhfQhf
Qhf
Qhf
Qhf
Qhf
QhfQhf
Qhf
Qhf
QhfQhf
Qhf
Qhf
Qhf
Qhf
QhfQhf
Qhf
Qhf
Qhf
Qhf
QhfQhf
Qhf
Qhf
Qhf
Qhf
Qhf
QhfQhf
Qhf
QhfQhf
Qhf
Qhf
Qhf
Qhf
Qhf
Qhf
Qhf
Qhf
Qhf
Qha3
Qha3
Qha3
Qha3
Qha3
Qha3
Qha2
Qha2
Qha2
Qha2
Qha1
Qha1
Qha1
Qha1
QhaQha Qha
Qha
Qha
Qha
Qha
Qha
Qha
QhaQha
Qha
Qha
Qha
Qha
Qha
Qha QhaQha
Qha Qha
Qha
Qha
Qha
Qha
Qha
Qha
Qha
QhaQha
Qha
Qha
Qha
Qha
Qha
Qha
Qha
Qha
Qha
Qha
QhaQha
Qha
Qha
Qha
Qha
Qha
Qha
Qha
QhaQha
QhaQha
Qha
QhaQha
Qha
Qha
QhaQha
Qha
Qha
QhaQha
Qha
Qha
Qha Qha
QhaQha
Qha
Qha
Qha
Qha
Qha
Qha
QhaQha
Qha
Qha
Qf
Qf
Qf
Qf Qf
Qf
Qf
Qf
Qf
Qes
Qes
Qes
Qes
Qes
QesQes
Qe
Qe
Qe
Qe
Qca Qca
Qca
Qb
Qb
Qb
Qb
Qb
Qb
Qb
Qb
QbQb
Qb
Ku Ku
Tcvbb
Ql
CH
AN
NE
L
Tvs
SA
NT
A
Qpa
Qpa
Tmyl
Ts
Tr
Qpa
Qoa
Tv
Qs
Tp
Qs
Qht Qha
Qha
Qha
Tdb
Tdb
Tcvb
Tvs
Tcvbs
Qb
Qoa
Qb
Qoa
BA
RB
AR
A
PA
C
IF
IC
Qls
Qls
Qls
Qls
Qls
QlsQls
Qls
Qls
OC
EA
N
Qls
Qls
Qls
Qls
Qls
Qls
af
Baile
yFa
ult
McGr
ath
Faul
t
Montalv
o
Anticlin
e
OxnardSyncli
ne
FaultVentura
VenturaSynclin
e
Oakridge
Fault
Camarillo Fault
Somis
Fault
Bailey
Fault
Ojala
Howell Place
Ojai
Matilija
Krotona Hill
Long Valley
KevetPunta
Santa Paula
Red Mountain
Limoneira
Haines
Dulah
Chrisman
West Saticoy
Ventura
PierpontBay
Kimball
El Rio
Nyland
SpringvilleCamarillo
CamarilloAirport
OxnardAirport
Oxnard
HollywoodBeach
OxnardBeach
Hollywoodby theSea
Silver Strand
Port Hueneme
HuenemeCanyon
MiddlePoint
Channel IslandsNational
Park
SCALE 1:100,000 6 Miles 2 0 2 4
2 0 2 4 6 Kilometers
Contour Interval: 50 meters (approximately 164 feet)Bathymetric Contour Interval: 50 meters (approximately 164 feet) APPROXIMATE MEANDECLINATION, 2008
14°
MA
GN
ETI
C N
OR
TH
TRU
E N
OR
TH
Strike and dip of sedimentary beds:
Inclined bedding25
Vertical bedding
25 Overturned bedding
SYMBOL EXPLANATION
Contact between map units - Solid where accurately located, dashed where approximately located; dotted where concealed; queried where uncertain.
?
Fault - Solid where accurately located, dashed where approximately located;short dash where inferred; dotted where concealed, queried where uncertain. Ball and bar on downthrown block. Arrow and number indicate direction and angle of dip of fault plane.
27?
?
?
?
? Overturned Syncline - Solid where accurately located, dotted where concealed, queried where uncertain.
Syncline - Solid where accurately located, dotted where concealed, queried where uncertain arrow indicates direction of plunge.
Overturned Anticline - Solid where accurately located, dotted where concealed, queried where uncertain.
Anticline - Solid where accurately located, dashed where approximately located, dotted where concealed, queried where uncertain, arrow indicates direction of plunge.
Landslide - arrow indicates principal direction of movement; hachured whereheadscarp is mappable. The existence of some landslides may be questionable; .
Inferred shoreline angle of marine terraces.
Erosional scarps in terraced alluvial units; hatchures point towards topograhicallylower surfaces
Contact between similar map units; approximately located.
INDEX MAP
White
Ledg
e Pea
k
#03H
QAG0
085
Matili
ja
#05H
QAG0
080
Ojai
#04H
QAG0
074
Santa
Paula
Peak
#04H
QAG0
074
Santa
Paula
#03H
QAG0
085
Satic
oy
#03H
QAG0
085
Ventu
ra
#02H
QAG0
018
Pitas
Point
#02H
QAG0
018
Oxna
rd
#02H
QAG0
018
Cama
rillo
#03H
QAG0
085
Point
Mug
u
#02H
QAG0
018
PACIFIC OCEANAnacapaIsland
ABBREVIATED INDEX TO GEOLOGIC SOURCE DATASee pamphlet for complete citation
Anacapa Island Dibblee, 2001.
Camarillo Quadrangle Bailey, 1951; Dibblee and Ehrenspeck, 1990a; Gamble, 1957; Hitchcock
and others, 2000; Jakes, 1979; Pasta, 1958; Tan and others, 2004a; Williams, 1977.
Matilija Quadrangle Barnard, 1979; Dibblee, 1987a; Moser and Frizzell, 1983; Tan and
Jones, 2006; Weber and others, 1973; William Lettis and Associates, 2001.
Ojai Quadrangle Dibblee, 1987b; Morton, 1976; Moser and Frizzell, 1983; Tan and Irvine,
2005a; Weber and others, 1973; William Lettis and Associates, 2000.
Oxnard Quadrangle Clahan, 2003; Hitchcock and others, 2000; McCoy and Sarna-Wojcicki,
1978; Sarna-Wojcicki and others, 1976.
Pitas Point Quadrangle Dibblee, 1988; Hitchcock and others, 2000; Tan and others, 2003a.
Point Mugu Quadrangle Dibblee and Ehrenspeck, 1990b; Gamble, 1957; Hitchcock and others,
2000; Tan and Clahan, 2003.
Santa Paula Quadrangle Bailey, 1951; Dibblee, 1992a; Hitchcock and others, 2000; Jakes, 1979;
Lung, 1958; Morton, 1976; Pasta, 1958; Tan and others, 2004b; Weber and others, 1973.
Santa Paula Peak Quadrangle Dibblee, 1990; Morton, 1976; Tan and Irvine, 2005b; Weber and others,
1973; William Lettis and Associates, 2000.
Saticoy Quadrangle Dibblee, 1992b; Hitchcock and others, 2000; McCoy and
Sarna-Wojcicki, 1978; Morton, 1976; Sarna-Wojcicki and others, 1976; Tan and others 2004c; Weber and others, 1973; Yerkes and others, 1987.
Ventura Quadrangle Dibblee, 1988; Hitchcock and others, 2000; McCoy and Sarna-Wojcicki,
1978; Sarna-Wojcicki and others, 1976; Tan and others, 2003b; Yerkes and others, 1987.
White Ledge Peak Quadrangle Dibblee, 1982, 1987c; Moser and Frizzell, 1983; Tan and Clahan, 2004;
Upson, 1951.
34°00'119°30'
34°00'119°00'
34°30'119°00'
34°30'119°30'
Tcd Cozy Dell Shale (late Eocene)
Ku Unnamed conglomerate (late Cretaceous)
Tcvdb Conejo Volcanics, dacitic flow breccias (middle Miocene)
Tcvadb Conejo Volcanics, mix of andesitic and dacitic flow breccias (middle Miocene)
Tcvbb Conejo Volcanics, basaltic flow breccias (middle Miocene)
Tdb Undivided diabase and mafic hypabyssal intrusive rocks (Miocene)
Ts Sespe Formation (Oligocene)
Tr Rincon Shale (Miocene)
af Artificial fill (Holocene)
alf Artifical levee fill (Holocene)
Qw Active wash deposits within major river channels (Holocene)
Qb Active beach deposits (Holocene)
Qes Active coastal estuarine deposits (Holocene)
Qe Active coastal eolian (sand dune) deposits (Holocene)
Qhw3 Wash deposits Unit 3 (Holocene), associated with units Qht3 and Qha3
Qw1 Historically active wash deposits adjacent to active channel (Holocene)
Qhw2 Wash deposits Unit 2 (Holocene), associated with unit Qha2
Qhw1 Wash deposits Unit 1 (Holocene), associated with units Qht1 and Qha1
Ql Lacustrine deposits (Holocene)
Qhfy Alluvial fan deposits (latest holocene)
Qht Stream terrace deposits, associated with unit Qw (latest Holocene)
Qht3 Unit 3, associated with unit Qhw3
Qht1 Unit 1, associated with unit Qhw1
Qha Alluvial deposits and colluvial deposits, associated with Qw (Holocene)
Qha3 Unit 3, associated with unit Qhw3
Qha2 Unit 2, associated with unit Qhw2
Qha1 Unit 1, associated with unit Qhw1
Qhf Alluvial fan deposits (Holocene)
Qhff Alluvial fan deposits, fine facies (Holocene)
Qhps Paralic deposits of the Sea Cliff marine terrace (Holocene)
Qf Alluvial fan deposits (late Pleistocene)
Qppp Paralic deposits of Punta Gorda marine terrrace (Pleistocene)
Qls Landslide deposits (Holocene to Pleistocene)
Qoa Alluvial deposits (early to middle Pleistocene)
Qpmw Undivided mass-wasting deposits (Pleistocene)
Qpa Alluvial deposits, undivided (late Pleistocene)
Qpa2 Unit 2
Qpa1 Unit 1
Qpf Alluvial fan deposits (late to middle Pleistocene)
Qpf2 Unit 2
Qpf1 Unit 1
Qs Saugus Formation (Pleistocene)
Qlp Las Posas Formation (Pleistocene)
Qca Casitas Formation (Pleistocene)
Ta Andesite sill (Miocene)
Tsq Sisquoc Formation (Pliocene-Miocene)
Tcvai Conejo Volcanics, andesitic (middle Miocene)
Tcvdi Conejo Volcanics, dacitic (middle Miocene)
Tcvb Conejo Volcanics, basaltic (middle Miocene)
Tcvbs Conejo Volcanics, interbedded with sandstone and siltstone (middle Miocene)
Tcvab Conejo Volcanics, andesitic flow breccias (middle Miocene)
Qsb
Qsbc
Santa Barbara Formation (Pleistocene) Qsbc - conglomerate
Pico Formation (Pliocene)Tp - undividedTps -sandstoneTpsc - sandstone and conglomerate
TpTps
Tpsc
Monterey Formation (middle and late Miocene)Tmy - undividedTmyu - upperTmyl - lower
TmyTmyu
Tmyl
Tm
Tmb
Modelo Formation (Miocene)
Tmb - burnt rock
Tt
Tts
Topanga Formation (middle to early Miocene) Tts - dominantly sandstone
Tcw
Tcwsh
Coldwater Sandstone (late Eocene) Tcwsh - dominantly shale
Tv
Tvs
Vaqueros Sandstone (early Miocene) Tvs - dominantly sandstone
Tma
Tmash
Matilija Sandstone (middle to late Eocene) Tmash - micaceous shale
Tj
Tjs
Juncal Formation (early to middle Eocene) Tjs - dominantly arkosic sandstone
ABBREVIATED EXPLANATIONApproximate stratigraphic relationships only;see pamphlet for more detailed information
Ple
isto
cen
eP
lioce
ne
Mio
cen
e
Ho
loce
ne
Mio
cen
eC
reta
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CALIFORNIA GEOLOGICAL SURVEY JOHN G. PARRISH, Ph.D., STATE GEOLOGIST
STATE OF CALIFORNIA - ARNOLD SCHWARZENEGGER, GOVERNORTHE RESOURCES AGENCY - MIKE CHRISMAN, SECRETARY
DEPARTMENT OF CONSERVATION - BRIDGETT LUTHER, DIRECTOR GEOLOGIC MAP OF THE EAST HALF SANTA BARBARA 30' × 60' QUADRANGLE, CALIFORNIA
Compiled byCarlos I. Gutierrez1, Siang S. Tan1, and Kevin B. Clahan1
2008Digital preparation by
Carlos I. Gutierrez1 and Karen Toman-Sager1
1. Department of Conservation, California Geological Survey
34°00'119°30'
34°00'119°00'
34°30'119°00'
34°30'119°30'
Base Map
Shaded topographic base and hypsography from U.S.G.S. digital elevation models (DEM's). Bathymetric contours from NOAA bathymetry DEM. Projection is UTM, zone 11, North American Datum 1927.
Areal Mapping Projec
t
So
uthern California
CGSCGSUSGSUSGSS C A M PS C A M P
Prepared in cooperation with the U.S. Geological Survey, Southern California Areal Mapping Project.
Geology compiled 2008
Copyright © 2008 by the California Department of Conservation. All rights reserved. No part of this publication may be reproducedwithout written consent of the California Geological Survey.
The Department of Conservation makes no warranties as to the suitability of this product for any particular purpose.
This map was funded in part by the U.S. Geological Survey National Cooperative Geologic Mapping Program, STATEMAP Award no. 07HQAG0143
