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B
B''
D
D'
C''
C' E
E''111°37'30''
__
111°42'30''36°47'30''
36°52'30''111°42'30''_
36°57'49''111°37'30''
111°30'00''36°53'45''_
36°53'45''111°30'00''
_ 36°52'30''
111°30'00''36°47'30''
T 40 NT 39 N
R 6 E R 7 E
T 41 NT 40 N
R 7 E R 8 E
T 41 NT 40 N
R 7 E R 8 ER 6 E R 7 E
GLEN CANYON
NATIONAL
RECREATION
AREAJn
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UTAH GEOLOGICAL SURVEY1594 W. North Temple, PO Box 146100
Salt Lake City, Utah 84114-6100ph: 801-537-3300; fax 801-537-3400
www.geology.utah.govAPROXIMATE MEANDECLINATION, 1963
TRUE
NOR
THMA
GNET
IC N
ORTH
15°
Although this product represents the work of professional scientists, the Utah Department of Natural Resources, Utah Geological Survey, makes no warranty, expressed or implied, regarding its suitability for a particular use. The Utah Department of Natural Resources, Utah Geological Survey, shall not be liable under any circumstances for any direct, indirect, special, incidental, or consequential damages with respect to claims by users of this product.The Utah Geological Survey and the National Park Service funded this digital product. The views and conclusions contained in this document are those of the authors and should not be interpreted as necessarily representing the official policies, either expressed or implied, of the U.S. Government. The pdf map in this digital product is a plot created to visually represent the content of Geographic Information System (GIS) database files and does not meet all UGS cartographic standards. For use at 1:24,000 and smaller scales. The Utah Geological Survey does not guarantee accuracy or completeness of data.
CONTOUR INTERVAL 40 FEETSUPPLEMENTAL CONTOUR INTERVAL 20 FEET
STRUCTURAL CONTOUR INTERVAL 100 FEET
1 0 1 2 3 4 5 KILOMETER5000 0 5000 10000 15000 20000 FEET
0 1 2 3 4 50.5 MILE1:24,000SCALE
GEOLOGIC MAP OF PART OF THE LEES FERRY AREA, GLEN CANYON NATIONAL RECREATION AREA, COCONINO COUNTY, ARIZONA
byD.A. Phoenix
2009 (original map published in 1963)
Base from U.S. Geological Survey Lees Ferry, Navajo Bridge, Ferry Swale, and Water Pockets 7.5' quadrangles, 1985Geologic data and base map in NAD 1927
GIS Cartography, Basia MatyjasikProject Manager, Grant C. Willis
UTAH GEOLOGICAL SURVEYa division ofUtah Department of Natural Resourcesin cooperation with theNational Park Service
Plate 1Utah Geological Survey Miscellaneous Publication 09-2DM
Geologic Map of part of the Lees Ferry Area,digitized from U.S. Geological Survey Bulletin 1137 (1963)
References to Selected Geologic Maps Covering Glen Canyon National Recreation Area(numbers refer to index map)1 Billingsley, G.H., Huntoon, P.W., and Breed, W.J., 1987, Geologic map of Capitol Reef National Park and vicinity, Emery, Garfield, Kane, and Wayne Counties, Utah: Utah Geological andMineral Survey Map 87, scale 1:62,500. Geographic Information System (GIS) data - http://science.nature.nps.gov/nrdata/datastore.cfm?ID=39074;digital map image - http://geology.utah.gov/maps/geomap/parkmaps/pdf/M-87.pdf.2 Doelling, H.H. and Willis, G.C., 2006, Geologic map of the Smoky Mountain 30’x60’ quadrangle, Kane and San Juan Counties, Utah, and Coconino County, Arizona: Utah Geological SurveyMap 213, 2 plates, scale 1:100,000; GIS data - UGS Map 213DM published in 2008. Also see: Doelling, H.H., and Davis, F.D., 1989, The geology of Kane County, Utah, geology, mineral resources,geologic hazards: Utah Geological and Mineral Survey Bulletin 124 [also published separately as UGMS Map 121], 10 pl., scale 1:100,000, 192 p.3 Doelling, H.H., and Willis, G.C., 1999, Interim geologic map of the Escalante and parts of the Loa and Hite Crossing 30'x60' quadrangles, Garfield and Kane Counties, Utah: Utah GeologicalSurvey Open-File Report 368, 19 p., 2 plates, scale 1:100,000.4 Doelling, H.H., and Willis, G.C., 2008, Geologic map of the lower Escalante River area, Glen Canyon National Recreation Area, Eastern Kane County, Utah: Utah Geological SurveyMiscellaneous Publication 06-3DM, 8 p., scale 1:100,000.5 Huntoon, P.W., Billingsley, G.H., Jr., and Breed, W.J., 1982, Geologic map of Canyonlands National Park and vicinity, Utah: Moab, Utah, Canyonlands Natural History Association, scale1:62,500. GIS data - http://science.nature.nps.gov/nrdata/datastore.cfm?ID=38974. Also see: Doelling, H.H., 2004, Geologic map of the La Sal 30'x60' quadrangle, San Juan County, Utah: UtahGeological Survey Map 205, 2 plates, scale 1:100,000; GIS data - UGS Map 205DM published in 2006.6 This map.7 Thaden, R.E., Trites, A.F., Jr., Finnell, T.L., and Willis, G.C., 2008, Geologic map of the White Canyon-Good Hope Bay area, San Juan and Garfield Counties, Utah (digitized and modified fromU.S. Geological Survey Bulletin 1125, published in 1964): Utah Geological Survey Miscellaneous Publication 08-3DM, GIS data, scale 1:100,000.8 Willis, G.C., 2004, Interim geologic map of the lower San Juan River area, eastern Glen Canyon National Recreation Area and vicinity, San Juan County, Utah: Utah Geological Survey Open-FileReport 443DM, GIS data, scale 1:50,000.9 Willis, G.C., 2009, Geolgic map of the Hite Crossing – lower Dirty Devil River area, Glen Canyon National Recreation Area, San Juan and Garfield Counties, Utah: Utah Geological Survey Map,GIS data, scale 1:100,000.10 Willis, G.C., 2009, Interim geologic map of the Glen Canyon Dam area, Glen Canyon National Recreation Area, Kane and San Juan Counties, Utah and Coconino County, Arizona: UtahGeological Survey Map, GIS data, scale 1:50,000.11 Willis, G.C., 2009, Interim geologic maps of the Bullfrog, Halls Crossing, Halls Crossing NE, Ticaboo Mesa, and Knowles Canyon quadrangles, Glen Canyon National Recreation Area, Garfieldand San Juan Counties, Utah: Utah Geological Survey Open-File Reports, GIS data, scale 1:24,000.
Map ExplanationGeologic Lines
contact, approximately located
contact, concealed
contact, well located
fault, normal, approximately located
fault, normal, approximately located, queried! ! ! ! ! ! ! ! ! ! ! ! ! ! ! fault, normal, concealed
fault, normal, well located* * * fault, reverse, well located
fault, unknown, approximately located
fault, unknown, approximately located, queried! ! ! ! ! ! ! ! ! ! ! ! ! ! ! fault, unknown, concealed! ! ! ! ! ! ! ! ! ! ! ! ! ! ! fault, unknown, concealed, queried
fault, unknown, well located
joint, approximately located
joint, well located
map boundary, well located! ! ! vein, mineralized, approximately located! ! ! vein, mineralized, well located
water boundary
Edge of Triassic Paleochannel
anticline, upright, asymmetrical, approximately located! ! ! ! ! ! ! ! ! ! ! anticline, upright, asymmetrical, concealed
anticline, upright, asymmetrical, well located
anticline, upright, well located
monocline, antiformal bend, approximately located
monocline, antiformal bend, well located
syncline, upright, approximately located
syncline, upright, well located
structural contour, base of Navajo Sandstone
structural contour, projected, base of Navajo Sandstone
Cross-Section Lines
Glen Canyon NRA Boundary
Geologic UnitsColorado River
Qes
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Pk
Pt
Pco
Phe
Glen
CanyonNational
Recreation
Area
111° 110°
37°
38°
37°30'
38°30'
UTAHARIZONA
Glen Canyon Dam
Blanding
Bluff
Escalante
Smoky Mountain
Loa
Navajo Mountain
HanksvilleLa Sal
Hite Crossing
Kayenta RockPoint
5
10
7
1
8
139
4
6
2
11
