-150 -200 -100 -50 -250 -300 -350 -400 -450 -5 00 -550 -200 -150 -100 -50 -600 -100 -600 -350 -50 -600 250 200 300 350 150 400 100 450 50 400 450 600 550 550 600 500 700 500 250 650 800 700 650 750 200 850 150 500 850 900 900 950 100 800 950 750 1000 150 50 1000 100 1100 1050 300 550 1050 1100 1150 1200 1250 1300 1150 20 0 1200 600 650 700 400 250 1250 450 350 1300 750 450 800 750 400 1350 150 1450 850 1400 200 1000 950 500 1000 1500 900 200 900 300 1550 450 950 1050 850 500 350 1400 1350 1050 400 800 200 1 4 0 0 350 1600 400 250 1100 200 400 250 550 1350 500 1350 1650 1350 750 450 1750 1350 1 70 0 250 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 550 300 450 550 300 250 1300 250 450 300 250 300 900 1100 1300 500 3 0 0 250 50 1400 900 350 150 600 1400 50 950 600 300 600 400 300 350 1200 350 1250 300 1550 1600 1300 3 6 10 14 15 12 10 60 31 27 22 25 42 35 20 34 33 32 15 30 30 31 30 15 17 15 23 10 14 6 30 30 35 25 15 42 30 23 30 30 50 20 25 20 23 23 30 30 15 40 25 26 25 28 24 15 25 23 30 25 15 20 30 20 15 60 5 5 15 5 20 25 30 45 35 63 30 42 30 13 22 40 26 42 20 50 62 22 30 30 15 25 17 30 20 30 30 47 56 65 50 20 50 11 18 5 16 37 34 23 27 21 25 10 27 23 8 11 15 12 25 16 5 12 15 15 40 22 22 30 25 35 20 30 22 20 30 22 52 30 32 35 23 35 17 15 29 20 35 32 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 45 28 44 30 45 48 53 46 34 25 15 58 56 25 61 55 47 42 68 62 26 60 26 70 51 60 74 42 23 47 50 51 50 53 52 75 73 30 25 35 12 15 75 15 58 35 16 23 16 21 37 28 18 30 20 27 30 35 27 60 55 50 52 57 60 65 75 58 70 50 48 62 75 75 72 8 58 70 45 42 42 60 30 50 62 35 30 38 15 20 40 40 53 50 55 46 20 60 52 51 60 25 30 35 37 33 36 48 46 37 40 39 42 46 70 35 40 72 41 42 30 37 40 53 34 45 37 47 53 20 35 32 42 27 11 46 27 61 34 81 35 20 86 20 50 35 20 24 40 45 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 35 57 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 32 60 55 45 50 68 66 57 62 55 70 57 50 74 59 58 60 74 61 61 45 83 52 40 50 20 25 25 19 20 54 75 71 58 85 36 70 69 52 43 65 50 62 61 51 51 55 68 65 52 62 64 70 22 13 11 17 15 26 68 21 26 24 20 75 50 35 70 60 65 75 60 72 70 62 62 73 67 75 62 70 60 75 65 74 54 55 62 50 50 25 45 35 35 28 22 80 85 75 70 60 40 40 50 30 23 30 35 62 65 45 25 21 35 20 25 25 42 70 58 47 30 50 80 56 60 56 35 13 11 17 16 10 10 14 10 8 10 13 11 10 54 51 10 19 70 60 39 52 10 52 12 8 7 10 13 8 82 46 78 60 35 76 64 9 62 14 52 65 46 36 21 63 71 66 76 74 58 23 58 44 15 61 32 60 65 30 50 24 61 74 47 26 20 28 15 41 35 10 19 46 48 56 45 81 46 45 47 40 55 51 65 25 56 41 30 72 60 43 35 30 31 81 89 57 45 52 61 55 42 36 29 52 50 65 52 47 52 57 63 62 70 75 55 50 60 50 70 73 55 89 50 57 3 72 73 77 57 50 70 54 75 70 87 55 74 25 20 27 25 37 35 65 50 45 70 42 70 83 80 74 70 25 35 74 60 45 20 15 15 10 20 10 30 35 80 65 45 60 45 72 72 alf af af af af af af af af af af af af af Tvs Tv Tv Tv Tv Tv Tv Tv Tv Tv Tv Tvs Tv Tv Tv Tcvadb Tcvadb Tcvadb Tts Tts Tt Tt Tt Tt Tt Tt Tt Tt Tt Tt Tt Tt Tt Tt Tsq Tsq Tsq Tsq Tsq Tsq Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Ts Tr Tr Tr Tr Tr Tr Tr Tr Tr Tr Tr Tpsc Tps Tps Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tp Tmyu Tmyu Tmyu Tmyu Tmyu Tmyu Tmyu Tmyu Tmyl Tmyl Tmyl Tmyl Tmyl Tmyl Tmyl Tmyl Tmyl Tmy? Tmy Tmy Tmb Tmash Tmash Tmash Tmash Tmash Tma Tma Tma Tma Tma Tma Tma Tma Tma Tma Tm Tm Tm Tjs Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tj Tdb Tdb Tdb Tdb Tdb Tdb Tdb Tcwsh Tcwsh Tcwsh Tcwsh Tcwsh Tcwsh Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Tcw Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpa 2 Qpa 1 Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Tcw Tcw Tcw Tcvdi Tcvdb Tcvdb Tcvdb Tcvbs Tcvb Tcvb Tcvb Tcvadb Tcvadb Tcvadb Tcvab Tcvab Tcvab Tcvab Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Tcd Ta Qw 1 Qw Qw Qw Qw Qw Qw Qw Qw Qw Qw Qw Qsbc Qsbc Qsb Qsb Qsb Qsb Qsb 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 Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qs Qppp Qppp Qppp Qpmw Qpf 2 Qpf 2 Qpf 2 Qpf 2 Qpf 1 Qpf 1 Qpf 1 Qpf 1 Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpf Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qpa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qoa Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Qlp Ql Qhw 3 Qhw 3 Qhw 3 Qhw 3 Qhw 2 Qhw 2 Qhw 1 Qhw 1 Qhw 1 Qht 3 Qht 3 Qht 3 Qht 1 Qht 1 Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qht Qhps Qhps Qhps Qhps Qhps Qhps Qhps Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhfy Qhff Qhff Qhff Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qhf Qha 3 Qha 3 Qha 3 Qha 3 Qha 3 Qha 3 Qha 2 Qha 2 Qha 2 Qha 2 Qha 1 Qha 1 Qha 1 Qha 1 Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qha Qf Qf Qf Qf Qf Qf Qf Qf Qf Qes Qes Qes Qes Qes Qes Qes Qe Qe Qe Qe Qca Qca Qca Qb Qb Qb Qb Qb Qb Qb Qb Qb Qb Qb Ku Ku Tcvbb Ql C H A N N E L Tvs S A N T 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 B A R B A R A P A C I F I C Qls Qls Qls Qls Qls Qls Qls Qls Qls O C E A N Qls Qls Qls Qls Qls Qls af Bailey Fault McGrath Fault Montalvo Anticline Oxnard Syncline Fault Ventura Ventura Syncline Oakridge Fault Camarillo Fault Somis Fault Bailey Fault Ojala Howell Place Ojai Matilija Krotona Hill Long Valley Kevet Punta Santa Paula Red Mountain Limoneira Haines Dulah Chrisman West Saticoy Ventura Pierpont Bay Kimball El Rio Nyland Springville Camarillo Camarillo Airport Oxnard Airport Oxnard Hollywood Beach Oxnard Beach Hollywood by the Sea Silver Strand Port Hueneme Hueneme Canyon Middle Point Channel Islands National 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 MEAN DECLINATION, 2008 14° MAGNETIC NORTH TRUE NORTH Strike and dip of sedimentary beds: Inclined bedding 25 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 where headscarp 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 topograhically lower surfaces Contact between similar map units; approximately located. INDEX MAP White Ledge Peak #03HQAG0085 Matilija #05HQAG0080 Ojai #04HQAG0074 Santa Paula Peak #04HQAG0074 Santa Paula #03HQAG0085 Saticoy #03HQAG0085 Ventura #02HQAG0018 Pitas Point #02HQAG0018 Oxnard #02HQAG0018 Camarillo #03HQAG0085 Point Mugu #02HQAG0018 PACIFIC OCEAN Anacapa Island ABBREVIATED INDEX TO GEOLOGIC SOURCE DATA See 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) Qhw 3 Wash deposits Unit 3 (Holocene), associated with units Qht 3 and Qha 3 Qw 1 Historically active wash deposits adjacent to active channel (Holocene) Qhw 2 Wash deposits Unit 2 (Holocene), associated with unit Qha 2 Qhw 1 Wash deposits Unit 1 (Holocene), associated with units Qht 1 and Qha 1 Ql Lacustrine deposits (Holocene) Qhfy Alluvial fan deposits (latest holocene) Qht Stream terrace deposits, associated with unit Qw (latest Holocene) Qht 3 Unit 3, associated with unit Qhw 3 Qht 1 Unit 1, associated with unit Qhw 1 Qha Alluvial deposits and colluvial deposits, associated with Qw (Holocene) Qha 3 Unit 3, associated with unit Qhw 3 Qha 2 Unit 2, associated with unit Qhw 2 Qha 1 Unit 1, associated with unit Qhw 1 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) Qpa 2 Unit 2 Qpa 1 Unit 1 Qpf Alluvial fan deposits (late to middle Pleistocene) Qpf 2 Unit 2 Qpf 1 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 - undivided Tps -sandstone Tpsc - sandstone and conglomerate Tp Tps Tpsc Monterey Formation (middle and late Miocene) Tmy - undivided Tmyu - upper Tmyl - lower Tmy Tmyu Tmyl Tm Tmb Modelo Formation (Miocene) Tmb - burnt rock Tt Tts Topanga Formation (middle to early Miocene) Tts - dominantly sandstone Tcw T cwsh 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 EXPLANATION Approximate stratigraphic relationships only; see pamphlet for more detailed information Pleistocene Pliocene Miocene Holocene Miocene Cretaceous Eocene Oligocene CALIFORNIA GEOLOGICAL SURVEY JOHN G. PARRISH, Ph.D., STATE GEOLOGIST STATE OF CALIFORNIA - ARNOLD SCHWARZENEGGER, GOVERNOR THE RESOURCES AGENCY - MIKE CHRISMAN, SECRETARY DEPARTMENT OF CONSERVATION - BRIDGETT LUTHER, DIRECTOR GEOLOGIC MAP OF THE EAST HALF SANTA BARBARA 30' × 60' QUADRANGLE, CALIFORNIA Compiled by Carlos I. Gutierrez 1 , Siang S. Tan 1 , and Kevin B. Clahan 1 2008 Digital preparation by Carlos I. Gutierrez 1 and Karen Toman-Sager 1 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. A r e a l M a p p i n g P r o j e c t S o u t h e r n C a l if o r n i a CGS CGS USGS USGS SCAMP SCAMP 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 reproduced without 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