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Morton, D.M., Hauser, Rachel M. , and Ruppert, Kelly R. , 1999, Preliminary digital geologic map of the Santa Ana 30' x 60' quadrangle, Southern California, version 1.0: U.S. Geological Survey Open-File Report 99-0172.Online Links:
This is a vector data set. It contains the following vector data types (SDTS terminology):
The horizontal datum used is NAD27.
The ellipsoid used is Clarke 1866.
The semi-major axis of the ellipsoid used is 6378206.
The flattening of the ellipsoid used is 1/294.98.
| Value | Definition |
|---|---|
| Qaf | Artificial fill (late Holocene) |
| Qw | Wash deposits (late Holocene) |
| Qf | Alluvial fan deposits (late Holocene) |
| Qa | Active axial channel deposits (late Holocene) |
| Qv | Active valley deposits (late Holocene) |
| Qc | Colluvium (late Holocene) |
| Qls | Landslide deposits (late Holocene) |
| Qe | Eolian deposits (late Holocene) |
| Qm | Marine deposits (late Holocene) |
| Qes | Estuarine deposits (late Holocene) |
| Ql | Lacustrine deposits (late Holocene) |
| Qlv | Lacustrine and fluvial deposits (late Holocene) |
| Qyw | Young alluvial wash deposits (Holocene and latest Pleistocene) |
| Qyf | Young alluvial fan deposits (Holocene and latest Pleistocene) |
| Qyf4 | Young alluvial fan deposits, Unit 4 (late Holocene and latest Pleistocene) |
| Qyf3 | Young alluvial fan deposits, Unit 3 (late and middle Holocene) |
| Qyf2 | Young alluvial fan deposits, Unit 2 (early Holocene) |
| Qyf1 | Young alluvial fan deposits, Unit 1 (early Holocene and late Pleistocene) |
| Qya | Young axial channel deposits (Holocene and latest Pleistocene) |
| Qyv | Young alluvial valley deposits (Holocene and late Pleistocene) |
| Qyv1 | Young alluvial valley deposits, Unit 1 (early Holocene and late Pleistocene) |
| Qyls | Young landslide (Holocene and latest Pleistocene) |
| Qye | Young eolian deposits (Holocene and latest Pleistocene) |
| Qypt | Young peat deposits (Holocene) |
| Qow | Old alluvial wash deposits (late to middle Pleistocene) |
| Qof | Old alluvial fan deposits (late to middle Pleistocene) |
| Qof1 | Old alluvial fan deposits, Unit 1 (late to middle Pleistocene) |
| Qofv | Old alluvial fan deposits and young alluvial valley deposits (Holocene and late to middle Pleistocene) |
| Qoa | Old axial channel deposits (late to middle Pleistocene) |
| Qoa1 | Old axial channel deposits, Unit 1 (middle Pleistocene) |
| Qov | Old alluvial valley deposits (late to middle Pleistocene) |
| Qoc | Old colluvial deposits (late to middle Pleistocene) |
| Qols | Old landslide deposits (late to middle Pleistocene) |
| Qom | Old marine deposits (late to middle Pleistocene) |
| Qvof | Very old alluvial fan deposits (middle to early Pleistocene) |
| Qvof2 | Very old alluvial fan deposits, Unit 2 (early Pleistocene) |
| Qvof1 | Very old alluvial fan deposits, Unit 1 (early Pleistocene) |
| Qvoa | Very old axial channel deposits (middle to early Pleistocene) |
| Qvoa2 | Very old axial channel deposits, Unit 2 (early Pleistocene) |
| Qvoa1 | Very old axial channel deposits, Unit 1 (early Pleistocene) |
| Qvols | Very old landslide deposits (middle to early Pleistocene) |
| Qvom | Very old marine deposits (middle to early Pleistocene) |
| Qr | Regolith (Pleistocene) |
| Qpf | Pauba Formation (Pleistocene) |
| Qpfs | Sandstone member |
| Qpff | Fanglomerate member |
| Qlh | La Habra Formation (Pleistocene) |
| Qch | Coyote Hills Formation (Pleistocene) |
| Qsp | San Pedro Formation (Pleistocene) |
| QTsw | Sandstone unit: Sandstone and conglomerate of Wildomar area (Pleistocene and Pliocene) |
| QTcw | Conglomerate unit: Sandstone and conglomerate of Wildomar area (Pleistocene and Pliocene) |
| QTs | Unnamed late Cenozoic sedimentary rocks in Riverside and Corona areas (early Pleistocene to late Pliocene?) |
| QTt | Late Cenozoic conglomerate of Temescal area (early Pleistocene to late Pliocene?) |
| QTc | Conglomeratic sedimentary rocks of Riverside West 7.5' quadrangle (early Pleistocene to late Pliocene?) |
| QTn | Late Cenozoic sedimentary rocks of Norco area (early Pleistocene to late Pliocene?) |
| QTstu | Upper member (Pleistocene): San Timoteo beds of Frick (1921) (Pleistocene and Pliocene) |
| QTsts | Conglomeratic sandstone beds: San Timoteo beds of Frick (1921) (Pleistocene and Pliocene) |
| QTstc | Quartzite-bearing conglomerate beds: San Timoteo beds of Frick (1921) (Pleistocene and Pliocene) |
| Tstm | Middle member (Pliocene): San Timoteo beds of Frick (1921) (Pleistocene and Pliocene) |
| Tstl | Lower member (Pliocene): San Timoteo beds of Frick (1921) (Pleistocene and Pliocene) |
| Tta | Temecula Arkose (Pliocene) |
| Tf | Fernando Formation (Pliocene) |
| Tfu | Upper Member: Fernando Formation (Pliocene) |
| Tfl | Lower Member: Fernando Formation (Pliocene) |
| Tn | Niguel Formation (Pliocene) |
| Tns | Sandstone of Norco area (Pliocene) |
| Tc | Capistrano Formation (early Pliocene and Miocene) |
| Tco | Oso Member: Capistrano Formation (early Pliocene and Miocene) |
| Tcs | Siltstone facies: Capistrano Formation (early Pliocene and Miocene) |
| Tmeus | Upper sandstone member (early Pliocene and Miocene): Mount Eden Formation of Fraser (1931) (early Pliocene and Miocene) |
| Tmem | Mudrock member (early Pliocene and Miocene): Mount Eden Formation of Fraser (1931) (early Pliocene and Miocene) |
| Tmels | Lower sandstone member (Miocene): Mount Eden Formation of Fraser (1931) (early Pliocene and Miocene) |
| Tmea | Arkosic sandstone member (Miocene): Mount Eden Formation of Fraser (1931) (early Pliocene and Miocene) |
| Tmec | Conglomeratic sandstone member (Miocene): Mount Eden Formation of Fraser (1931) (early Pliocene and Miocene) |
| Tch | Sandstone and conglomerate in southeastern Chino Hills (early Pliocene and Miocene) |
| Tp | Puente Formation (early Pliocene and Miocene) |
| Tpsc | Sycamore Canyon Member (early Pliocene and Miocene) |
| Tpy | Yorba Member (Miocene) |
| Tps | Soquel Member (Miocene) |
| Tplv | La Vida Member (Miocene) |
| Tlm | Lake Mathews Formation (Miocene) |
| Tcgr | Rhyolite clast conglomerate of Lake Mathews area (Miocene?) |
| Tcg | Conglomerate of Lake Mathews area (Miocene?) |
| Tm | Monterey Formation (Miocene) |
| Tvsr | Santa Rosa basalt of Mann (1955) (Miocene) |
| Tvt | Basalt of Temecula area (Miocene) |
| Tvh | Basalt of Hogbacks (Miocene) |
| Tvep | Basalt of Elsinore Peak (Miocene) |
| Tsob | San Onofre Breccia (middle Miocene) |
| Tt | Topanga Formation (middle Miocene) |
| Ttp | Paulerino Member: Topanga Formation (middle Miocene) |
| Ttlt | Los Trancos Member: Topanga Formation (middle Miocene) |
| Ttb | Bommer Member: Topanga Formation (middle Miocene) |
| Tvem | El Modeno Volcanics (middle Miocene) |
| Tvema | Andesitic volcanic rocks: El Modeno Volcanics (middle Miocene) |
| Tvemt | Tuff and tuff breccia: El Modeno Volcanics (middle Miocene) |
| Tvemb | Basalt: El Modeno Volcanics (middle Miocene) |
| Ta | Andesitic intrusive rocks (middle Miocene): Volcanic intrusive rocks associated with El Modeno Volcanics (middle Miocene) |
| Td | Diabase intrusive rocks (middle Miocene): Volcanic intrusive rocks associated with El Modeno Volcanics (middle Miocene) |
| Tvss | Vaqueros, Sespe, Santiago, and Silverado Formations, undivided (early Miocene, Oligocene, and Paleocene) |
| Tv | Vaqueros Formation (early Miocene, Oligocene, and late Eocene) |
| Ts | Sespe Formation (early Miocene, Oligocene, and late Eocene) |
| Tvs | Sespe and Vaqueros Formations, undifferentiated (early Miocene, Oligocene, and late Eocene) |
| Tcga | Conglomerate of Arlington Mountain (Paleogene?) |
| Tep | Sandstone of Elsinore Peak (Paleogene?) |
| Tsa | Santiago Formation (middle Eocene) |
| Tsi | Silverado Formation (Paleocene) |
| Kwl | Williams and Ladd Formations, undifferentiated (upper Cretaceous) |
| Kw | Williams Formation (upper Cretaceous) |
| Kwps | Pleasants Sandstone Member: Williams Formation (upper Cretaceous) |
| Kwsr | Schulz Ranch Sandstone Member: Williams Formation (upper Cretaceous) |
| Kwst | Starr Member: Williams Formation (upper Cretaceous) |
| Kl | Ladd Formation (upper Cretaceous) |
| Klhs | Holz Shale Member: Ladd Formation (upper Cretaceous) |
| Klbc | Baker Canyon Conglomerate Member (upper Cretaceous): Ladd Formation (upper Cretaceous) |
| Ktr | Trabuco Formation (upper Cretaceous) |
| Klct | Tonalite of Lamb Canyon (Cretaceous) |
| Kmeg | Granite of Mount Eden (Cretaceous) |
| Kthgd | Granodiorite of Tucalota Hills (Cretaceous) |
| Klt | Tonalite near mouth of Laborde Canyon (Cretaceous) |
| Khqd | Hypersthene quartz diorite (Cretaceous) |
| Ktcg | Monzogranite of Tres Cerritos (Cretaceous) |
| Kp | Pegmatite dikes: Lakeview Mountains pluton (Cretaceous) |
| Klmt | Tonalite: Lakeview Mountains pluton (Cretaceous) |
| Klml | Leucocratic rocks: Lakeview Mountains pluton (Cretaceous) |
| Klmm | Melanocratic rocks: Lakeview Mountains pluton (Cretaceous) |
| Klmc | Comb-layered gabbro: Lakeview Mountains pluton (Cretaceous) |
| Klmg | Hypersthene hornblende gabbro: Lakeview Mountains pluton (Cretaceous) |
| Klmtg | Lakeview Mountains tonalite and granodiorite, undifferentiated: Lakeview Mountains pluton (Cretaceous) |
| Krct | Tonalite of Reinhardt Canyon pluton (Cretaceous) |
| Kbpg | Monzogranite of Bernasconi Pass (Cretaceous) |
| Kbpm | Migmatitic rock within Monzogranite of Bernasconi Pass: Monzogranite of Bernasconi Pass (Cretaceous) |
| Ktbh | Tonalite of Bernasconi Hills (Cretaceous) |
| Kp | Granitic pegmatite dikes: Box Springs plutonic complex (Cretaceous) |
| Kbt | Biotite tonalite: Box Springs plutonic complex (Cretaceous) |
| Kbfg | Biotite granodiorite and tonalite: Box Springs plutonic complex (Cretaceous) |
| Kbfgi | Biotite granodiorite and tonalite containing abundant inclusions: Box Springs plutonic complex (Cretaceous) |
| Kbhg | Heterogeneous porphyritic granodiorite: Box Springs plutonic complex (Cretaceous) |
| Kbhgl | Layered heterogeneous porphyritic granodiorite: Box Springs plutonic complex (Cretaceous) |
| Kbg | Porphyritic granodiorite: Box Springs plutonic complex (Cretaceous) |
| Kbft | Biotite-hornblende tonalite: Box Springs plutonic complex (Cretaceous) |
| Kbht | Heterogeneous biotite tonalite: Box Springs plutonic complex (Cretaceous) |
| Kbgt | Heterogeneous granodiorite and tonalite: Box Springs plutonic complex (Cretaceous) |
| Kba | Amphibolitic gabbro: Box Springs plutonic complex (Cretaceous) |
| Kvt | Val Verde tonalite: Val Verde pluton (Cretaceous) |
| Kvtk | Potassium feldspar-bearing tonalite: Val Verde pluton (Cretaceous) |
| Kvti | Inclusion-rich tonalite: Val Verde pluton (Cretaceous) |
| Kgr | Granophyre (Cretaceous) |
| Kgab | Heterogeneous mixture of olivine, pyroxene, and hornblende gabbros: Green Acres gabbro complex (Cretaceous) |
| Kgao | Olivine gabbro: Green Acres gabbro complex (Cretaceous) |
| Kgah | Hornblende-rich gabbro: Green Acres gabbro complex (Cretaceous) |
| Kgat | Troctolite: Green Acres gabbro complex (Cretaceous) |
| Kgaa | Anorthositic gabbro: Green Acres gabbro complex (Cretaceous) |
| Kgam | Metagabbro: Green Acres gabbro complex (Cretaceous) |
| Kgg | Hypersthene monzogranite: Gavilan ring complex (Cretaceous) |
| Kgt | Massive textured tonalite: Gavilan ring complex (Cretaceous) |
| Kgtf | Foliated tonalite: Gavilan ring complex (Cretaceous) |
| Kgti | Tonalite containing abundant mesocratic inclusions: Gavilan ring complex (Cretaceous) |
| Kgh | Hypabyssal tonalite: Gavilan ring complex (Cretaceous) |
| Kgct | Coarse-grained biotite-hornblende tonalite: Gavilan ring complex (Cretaceous) |
| Kght | Heterogeneous tonalite: Gavilan ring complex (Cretaceous) |
| Kmp | Micropegmatite granite (Cretaceous) |
| Kmpc | Micropegmatite and granodiorite of Cajalco pluton, undifferentiated (Cretaceous) |
| Ktd | Tonalite dikes of Mount Rubidoux (Cretaceous) |
| Kmrg | Granite of Mount Rubidoux (Cretaceous) |
| Krg | Granite of the Riverside area (Cretaceous) |
| Kmhg | Mount Hole Granodiorite (Cretaceous) |
| Klst | La Sierra Tonalite (Cretaceous) |
| Katg | Granodiorite of Arroyo del Toro pluton (Cretaceous) |
| Kcto | Tourmalized monzogranite and granodiorite: Cajalco pluton (Cretaceous) |
| Kcg | Monzogranite: Cajalco pluton (Cretaceous) |
| Kcgd | Granodiorite: Cajalco pluton (Cretaceous) |
| Kct | Tonalite: Cajalco pluton (Cretaceous) |
| Kcgq | Granodiorite and quartz latite, undifferentiated: Cajalco pluton (Cretaceous) |
| Kcgb | Granodiorite and gabbro, undifferentiated: Cajalco pluton (Cretaceous) |
| Kld | Quartz latite dikes: Domenigoni Valley pluton (Cretaceous) |
| Kdvg | Granodiorite to tonalite of Domenigoni Valley: Domenigoni Valley pluton (Cretaceous) |
| Kgbf | Fine grained hornblende gabbro, Railroad Canyon area (Cretaceous): Domenigoni Valley pluton (Cretaceous) |
| Kpvgr | Granophyre: Paloma Valley Ring Complex (Cretaceous) |
| Kp | Pegmatite dikes of Paloma Valley Ring Complex: Paloma Valley Ring Complex (Cretaceous) |
| Kpvg | Monzogranite to granodiorite: Paloma Valley Ring Complex (Cretaceous) |
| Kpvt | Tonalite: Paloma Valley Ring Complex (Cretaceous) |
| Kpvgb | Granodiorite and gabbro, undivided: Paloma Valley Ring Complex (Cretaceous) |
| Ksmg | Monzogranite of Squaw Mountain (Cretaceous) |
| Kts | Tonalite of Slaughterhouse Canyon (Cretaceous) |
| Kp | Granitic Pegmatite dikes (Cretaceous) |
| Kg | Granitic dikes. (Cretaceous) |
| Kgu | Undifferentiated granite (Cretaceous |
| Kgd | Granodiorite, undifferentiated (Cretaceous) |
| Kt | Tonalite, undifferentiated (Cretaceous) |
| Ktm | Tonalite and mafic rock, undifferentiated (Cretaceous) |
| Kqd | Quartz diorite (Cretaceous) |
| Kdqd | Diorite and quartz diorite, undifferentiated (Cretaceous) |
| Kd | Diorite, undifferentiated (Cretaceous) |
| Kgb | Gabbro (Cretaceous) |
| Khg | Heterogeneous granitic rocks (Cretaceous) |
| Ks | Serpentinite (Cretaceous) |
| Kc | Carbonate-silicate rock (Cretaceous) |
| Kvsp | Santiago Peak Volcanics (Cretaceous) |
| Kvspi | Intrusive rocks associated with Santiago Peak Volcanics (Cretaceous) |
| Kvem | Estelle Mountain volcanics of Herzig (1991) (Cretaceous) |
| Kvr | Rhyolite of Estelle Mountains volcanics of Herzig (1991) (Cretaceous) |
| Ksv | Intermixed Estelle Mountain volcanics of Herzig (1991) and Cretaceous(?) sedimentary rocks (Cretaceous?) |
| Kvs | Intermixed Estelle Mountain volcanics of Herzig (1991) and Mesozoic sedimentary rocks (Mesozoic) |
| Mzmg | Mylonitic and cataclastic granitic rocks: Deformed granitic rocks of Transverse Ranges Province (Mesozoic) |
| Mzd | Diorite: Deformed granitic rocks of Transverse Ranges Province (Mesozoic) |
| Jbc | Bedford Canyon Formation (Jurassic) |
| Jbm | Marble (limestone) |
| Mzu | Mesozoic metasedimentary rocks, undifferentiated (Mesozoic) |
| Mzg | Graywacke (Mesozoic) |
| Mzq | Quartz-rich rocks (Mesozoic) |
| Mzqg | Intermixed quartzite and graywacke (Mesozoic) |
| Mzgp | Intermixed graywacke and phyllite (Mesozoic) |
| Mzp | Phyllite (Mesozoic) |
| Mzs | Schist (Mesozoic) |
| Mzm | Marble (Mesozoic) |
| Mzi | Interlayered phyllite (or schist) and quartzite (Mesozoic) |
| Mzds | Metadunite and serpentinite (Mesozoic) |
| Mzdx | Amphibole- and pyroxene-bearing rocks associated with metadunite-serpentinite (Mesozoic) |
| Mzdc | Marble associated with metadunite (Mesozoic) |
| Mzmn | Manganese-bearing rocks (Mesozoic) |
| Pzu | Paleozoic(?) rocks, undifferentiated (Paleozoic?) |
| Pzs | Biotite Schist (Paleozoic?) |
| Pzq | Impure quartzite (Paleozoic?) |
| Pzm | Marble (Paleozoic?) |
| Pzc | Calc-silicate rocks (Paleozoic?) |
| Pzms | Marble and schist, undivided (Paleozoic?) |
| Pza | Amphibolite (Paleozoic?) |
| KgMz | Intermixed Mesozoic schist and Cretaceous granitic rocks (Mesozoic) |
| KgPz | Intermixed Paleozoic(?) schist and Cretaceous granitic rocks (Mesozoic and Paleozoic?) |
| Range of values | |
|---|---|
| Minimum: | 0 |
| Maximum: | 939 |
| Value | Definition |
|---|---|
| Kcto | Kcto dike |
| Kg | Kg dike |
| Kgbd | Kgbd dike |
| Kld | Kld dike |
| Kp | Kp dike |
| Kvspi | Kvspi dike |
| Mzmn | Mzmn dike |
| contact, certain | Observed contact |
| fault, certain | Observed fault |
| fault, approx. located | Fault whose position is not precisely known |
| fault, concealed | Concealed fault whose position is inferred |
| fault, queried | fault, location or existence uncertain |
| ground fissure | Observed ground fissure |
| map boundary | boundary of quadrangle |
| scratch boundary | scratch boundary |
| suture | Probable suture, approximately located |
| water boundary | Boundaries of bodies of water |
| Value | Definition |
|---|---|
| bays, estuaries, gulfs, oceans, seas | |
| duck pond | |
| gravle pit or quarry; filled with water | |
| intermittent lake or pond | |
| inundation area | |
| lake or pond | |
| navigatable, transportation, bays, estuaries, gulfs, oceans, seas | |
| reservoir | |
| void area | unmapped area |
| water surface elevation; 241 m; reservoir | |
| water surface elevation; 376m; lake or pond | |
| water surface elevation; 420m; reservoir; interpolated elevation | |
| water surface elevation; 424m; lake or pond | |
| water surface elevation; 433m |
| Value | Definition |
|---|---|
| contour | contour (50m) |
| depression contour | depression contour (50m) |
| index contour | index contour (250m) |
| index contour and label | index contour (250m) with associated label |
| map boundary | boundary of mapped quadrangle |
| Range of values | |
|---|---|
| Minimum: | 0 |
| Maximum: | 1700 |
| Units: | meters |
| Resolution: | 50 |
| Value | Definition |
|---|---|
| fold axis, approx. located | Fold axis whose position is not precisely known |
| fold axis, certain | observed fold axis |
| fold axis, concealed | Fold axis that is concealed and position inferred |
| Value | Definition |
|---|---|
| anticline symbol | symbol for anticline fold axis |
| direction of plunge | plunge of fold axis symbol |
| overturned syncline | Overturned syncline symbol |
| syncline symbol | symbol for syncline fold axis |
| Range of values | |
|---|---|
| Minimum: | 11 |
| Maximum: | 354 |
| Units: | degrees |
| Resolution: | 1 |
| Value | Definition |
|---|---|
| bedding | |
| dip of fault surface | |
| horizontal bedding | |
| igneous foliation | |
| lineation | |
| lineation of attitude | |
| metamorphic foliation | |
| metamorphic vertical foliation | |
| overturned bedding | |
| vertical bedding | |
| vertical igneous foliation |
| Range of values | |
|---|---|
| Minimum: | 0 |
| Maximum: | 90 |
| Units: | degrees |
| Resolution: | 1 |
| Range of values | |
|---|---|
| Minimum: | 0 |
| Maximum: | 359 |
| Units: | degrees |
| Resolution: | 1 |
Attributes for coverage SA_HYDR.AAT: aqueduct closure line coincident feature; intermittent ditch ditch or canal ditch of canal; underpass; closure line indefinite shoreline intermittent intermittent aqueduct; coincident feature 30 intermittent ditch of canal intermittent shoreline intermittent stream intermittent stream; coincident feature 9 intermittent stream; underground, closure line intermittent stream; underpass; closure line intermittent underground aqueduct manmade shoreline map boundary shoreline shoreline; coincident feature siphon stream stream; coincident feature 9 stream; underpass closure line tunnel; aqueduct tunnel; ditch of canal underground aqueduct underground aqueduct; coincident feature 17 underground aqueduct; incident feature underground aqueduct; tunnel underground closure line underground ditch or canal underground tunnel; aqueduct underpass; closure line; ditch or canal underpass; ditch or canal; closure line wash or ephemeral wash or ephemeral drain wash or ephemeral drain; underpass closure line water surface elevation 420m; lake; interpolated elevationExplanation for the Santa Ana 30' X 60' quadrangle:
To provide the public with access to the digital geologic map of the 30' X 60' Santa Ana Quadrangle
Jahns, R.H., 1954, Geology of the Peninsular Ranges Province, southern California and Baja California: California Division of Mines and Geology Bulletin 170.
Rogers, T.H., 1965, Santa Ana sheet: California Division of Mines and Geology Geologic Map of California.
All contacts on the geologic map are shown as solid lines. Until uniform National geologic map accuracy standards are developed and adopted, lines and points on SCAMP 1:100,000 scale geologic maps that are located to within 50 meters, relative to accurates located features on the base map, are considered to meet map accuracy standards. Published and unpublished mapping by the compiler are known to generally meet this map accuracy standard. Most, but not all, mapping compiled from other sources is known to generally meet this map accuracy standard.
complete
This geologic map was compiled from multiple sources and were made to be as consisent as possible.
Are there legal restrictions on access or use of the data?
- Access_Constraints: none
- Use_Constraints: none
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USGS Open-File Report 99-0172
This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards or with the North American Stratigraphic Code. Any use of trade, product, or firm names is for descriptive purposes only and does not imply endorsement by the U.S. Government.
This database, identified as "Preliminary digital geologic map of the Santa Ana 30' x 60' quadrangle, Southern California, Version 1.0" has been approved for release and publication by the Director of the USGS. Although this database has been reviewed and is substantially complete, the USGS reserves the right to revise the data pursuant to further analysis and review. This database is released on condition that neither the USGS nor the U. S. Government may be held liable for any damages resulting from its use.
| Data format: |
ARC/INFO coverages sa_geol: Contacts, faults, geologic unit labels sa_struc: Attitudes and their dip values. Dip values plotted as annotation. Map boundary lines. sa_point: Fold axes and line ornamentation symbols. sa_anno: Annotations and leaders for unit labels. sa_hydr: Water bodies. sa_hyps: Topography. sa_trans: Roads, cultural information.in format Zip containing ARC/INFO export files and text files. Gzipped plotfiles in PostScript and PDF formats. (version ARC/INFO version 7.1.1 produced the export files) Size: 17 megabytes |
|---|---|
| Network links: |
<http://pubs.usgs.gov/of/1999/of99-172/sanana2.zip> |
This map can be downloaded as a 6MB PDF file from <http://pubs.usgs.gov/of/1999/of99-172/sanana2.pdf>
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