SDAG Historical Geological Maps, San Diego County

MAP NUMBER: 1

Map Title Geological Map of the Country between San Diego and the Colorado River, California Geological Map of the Country between San Diego and the Colorado River, California
AuthorBlake, W.P.
Year Published1855
ReferenceParke, J.G., Lt., and Campbell, A.H., 1854-1855, Report of Explorations for Railroad Routes from San Francisco Bay to Los Angeles, California, West of the Coast Range, and from The Pimas Villages on the Gila to the Rio Grand, near the 32d Parallel of North Latitude, in: Reports of Explorations and Surveys to Ascertain the Most Practicable and Economical Route for a Railroad from the Mississippi Rover to the Pacific Ocean, made under the direction of the Secretary of War, in 1853-6, According to Acts of Congress of Mar 3, 1853, May 31, 1854, and August 4, 1854, Volume VII., Washington, Chapter XVIII - Geology of the District from San Diego to Fort Yuma, 119-129, Chapter XXVIII - List of Minerals Collected, 187-188, Plate VIII.
Scale1:608,228
QuadrangleSouthern California
SourceJeffrey Patterson

MAP NUMBER: 2

Map Title Click for Preliminary Geologic Map of San Diego County in Zoomify viewer Preliminary Geologic Map of San Diego County, California
AuthorEllis, A.J.
Year Published1919
ReferencePreliminary Geologic Map of San Diego County, California, Plate III, in Ellis & Lee, 1919, USGS Water Supply Paper 446.
Scale1:250,000
QuadrangleSan Diego County (San Luis Rey, Ramona, and Cuyamaca, (San Diego) 30')
SourcePomona College

MAP NUMBER: 3

Map Title Map of San Diego Quadrangle, California, showing marine terraces and marine soundings Map of San Diego Quadrangle, California, showing marine terraces and marine soundings
Author
Year Published1919
ReferenceMap of San Diego Quadrangle, California, showing marine terraces and marine soundings, Plate VI, in Ellis & Lee, 1919, USGS Water Supply Paper 446.
Scale1:62,500
QuadrangleSan Diego 15'
SourcePomona College

MAP NUMBER: 4

Map Title Geological Map of the Cuyamaca Region Geological Map of the Cuyamaca Region
AuthorHudson, F.S.
Year Published1922
ReferenceHudson, F.S., 1922, Geology of the Cuyamaca Region of California, with special reference to the origin of nickeliferous pyrrhotite: University of California, Department of Geological Sciences Bulletin, v. 13, pp. 175-252.
Scale1:62,500
QuadrangleRamona 30' (southeastern corner) and Cuyamaca 30' (northeastern corner)
SourceGeorge Copenhaver

MAP NUMBER: 5

Map Title Click for Geologic Map of the La Jolla Quadrangle in Zoomify viewer Geologic Map of the La Jolla Quadrangle
Geologic Map of the La Jolla Quadrangle (7.5 MB JPEG)
AuthorHanna, Marcus A.
Year Published1926
ReferenceHanna, Marcus A., 1926, Geology of the La Jolla Quadrangle, California, University of California Department of Geological Sciences Bulletin, Volume 16, number 7, pages 187-246.
Scale1:62,500
QuadrangleLa Jolla 15'
SourceUC Berkeley

MAP NUMBER: 6

Map Title Geologic Map of the Corona, Elsinore, and San Luis Rey Quadrangles, California Geologic Map of the Corona, Elsinore, and San Luis Rey Quadrangles, California
AuthorLarsen, Esper S., Jr.
Year Published
ReferenceLarsen, Esper S., Jr., 1948, Batholith and Associated Rocks of Corona, Elsinore, and San Luis Rey Quadrangles, Southern California, Geological Society of America Memoir 29, Plate 1.
Scale1:125,000
QuadrangleCorona, Elsinore, and San Luis Rey
SourcePomona College

MAP NUMBER: 7

Map Title Geologic Map of the Cuyamaca Peak Quadrangle, California Geologic Map of the Cuyamaca Peak Quadrangle, California
AuthorEverhart, Donald L.
Year Published1951
ReferenceEverhart, Donald L., 1951, Geology of the Cuyamaca Peak Quadrangle, San Diego County, California, CDM Bull. 159, Plate 2 "Geologic Map of the Cuyamaca Peak Quadrangle, California"
Scale1:62,500
QuadrangleCuyamaca Peak 15'
SourcePomona College

MAP NUMBER: 8

Map Title Click for Generalized geologic map of the Peninsular Range province, southern California in Zoomify viewerGeneralized geologic map of the Peninsular Range province, southern California
AuthorJahns, Richard H.
Year Published1954
ReferenceCDMG, 1954, Geology of Southern California, Bulletin 170, Chapter II, Plate 3 "Generalized geologic map of the Peninsular Ranges province, southern California," scale 1:380,160 (6 mile per inch), compiled by R.H. Jahns.
Scale1:380,160
QuadrangleSouthern California
SourcePomona College

MAP NUMBER: 9

Map Title Areal Geology Map of the Jacumba Quadrangle, San Diego and Imperial Counties, California Areal Geology Map of the Jacumba Quadrangle, San Diego and Imperial Counties, California
AuthorEdited by Baylor Brooks and Ellis Roberts (Field Geology Classess of San Diego State College)
Year Published1954
ReferenceCDMG, 1954, Geology of Southern California, Bulletin 170, Map Sheet 23 "Geology of the Jacumba area, San Diego and Imperial Counties," by Baylor Brooks and Ellis Roberts
Scale1:62,500
QuadrangleJacumba 7.5' (part), In-Ko-Pah Gorge 7.5' (part)
Source

MAP NUMBER: 10

Map Title A typical portion of the southern California batholith A typical portion of the southern California batholith
AuthorMerriam, Richard
Year Published1954
ReferenceCDMG, 1954, Geology of Southern California, Bulletin 170, Map Sheet 22 "A typical portion of the southern California batholith, San Diego County," by Richard Merriam
Scale1:62,500
QuadrangleValley Center (part)
Source

MAP NUMBER: 11

Map Title Geologic Map of the Santa Ysabel Quadrangle, California Geologic Map of the Santa Ysabel Quadrangle, California
AuthorMerriam, Richard
Year Published1958
ReferenceMerriam, R.H., 1958, Geologic Map of the Santa Ysabel Quadrangle, San Diego County, California, Div Mines Bull. 177, Plate 1
Scale1:62,500
QuadrangleSanta Ysabel 15'
SourcePomona College

MAP NUMBER: 12

Map Title Economic Map of the Santa Ysabel Quadrangle, California Economic Map of the Santa Ysabel Quadrangle, California
AuthorMerriam, Richard
Year Published1958
ReferenceMerriam, R.H., 1958, Economic Map of the Santa Ysabel Quadrangle, San Diego County, California, Calif. Div Mines Bull. 177, Plate 1-A
Scale1:62,500
QuadrangleSanta Ysabel 15'
SourcePomona College

MAP NUMBER: 13

Map Title Click for Geology and Mineral Resources of San Diego County, California in Zoomify viewer Plate 1 - Low Resolution JPG, 1920px 1444px (1.0 MB)
Plate 1 - High Resolution JPG, 14875px 11194px (20.1 MB)
AuthorWeber, F.H., Jr.
Year Published1963
Reference"Geology and Mineral Resources of San Diego County, California" Plate 1, in Weber, F.H., Jr., 1963, Mines and mineral resources of San Diego County, California, CDMG County Report 3
Scale1:127,000
QuadrangleSan Diego County
SourcePomona College

MAP NUMBER: 14

Map Title Map of San Diego County Showing Topgraphic Map Coverage and Geologic Mapping Adapted for Plate 1 Map of San Diego County Showing Topgraphic Map Coverage and Geologic Mapping Adapted for Plate 1
AuthorWeber, F.H., Jr.
Year Published1963
Reference"Map of San Diego County Showing Topgraphic Map Coverage and Geologic Mapping Adapted for Plate 1," Plate 2, in Weber, F.H., Jr., 1963, Mines and mineral resources of San Diego County, California, CDMG County Report 3
Scale1:500,000
Quadrangle
SourcePomona College

MAP NUMBER: 15

Map Title Geology and Mineral Deposits of the Julian District, San Diego County, California Geology and Mineral Deposits of the Julian District, San Diego County, California
AuthorWeber, F.H., Jr.
Year Published1963
Reference"Geology and Mineral Deposits of the Julian District, San Diego County, California" Plate 7, in Weber, F.H., Jr., 1963, Mines and mineral resources of San Diego County, California, CDMG County Report 3
Scale1:20,850
QuadrangleJulian District
SourcePomona College

MAP NUMBER: 16

Map Title Click for A Reconnaissance Geology Map of the Sweetwater Formation in Southwest San Diego County, California in Zoomify viewer A Reconnaissance Geology Map of the Sweetwater Formation in Southwest San Diego County, California
AuthorHerman T. Kuper
Year Published1976
ReferenceUnpublished Map used as the basis for monochrome Plates 1-4 "Reconnaissance of the Marine Sedimentary Rocks of South Western Wan Diego County" from Geology of Southwestern San Diego County and Northwestern Baja California, edited by Gregory T. Farrand. San Diego Association of Geologists field trip guidebook. 1977.
Scale1:24,000
QuadranglesImperial Beach, National City,Otay Mesa, Jamul Mountains
SourceTom Kuper

 

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Last Updated on Monday, June 26, 2023