Topographic quads (27):
Dulzura (010A) 3211667, Jamul Mountains (010B) 3211668, Otay Mesa (010C) 3211658, Otay Mountain (010D) 3211657, National City (011A) 3211761, Point Loma (011B) 3211762, Imperial Beach (011D) 3211751, San Vicente Reservoir (021B) 3211688, El Cajon (021C) 3211678, Alpine (021D) 3211677, Poway (022A) 3211781, Del Mar (022B) 3211782, La Jolla (022C) 3211772, La Mesa (022D) 3211771, San Marcos (035B) 3311722, Rancho Santa Fe (035C) 3311712, Oceanside (036B) 3311724, Encinitas (036D) 3311713, Las Pulgas Canyon (051C) 3311734, San Onofre Bluff (052D) 3311735, Laguna Beach (071D) 3311757, Malibu Beach (112C) 3411816, San Clemente Island Central (SCMC), San Clemente Island North (SCMN), San Clemente Island South (SCMS), Santa Catalina Island East (SCTE), Santa Catalina Island North (SCTN)
quad data info
- Quad numbers in parentheses are from the CA Department of Water
Resources. The 7-digit numbers
are the USGS equivalent.
- Red marks signify uncertainty[?] or extirpation[*].
See quad list above. A complete key is
on the Index by Topo Quad page.
- Marks are smaller than the quads they represent, and are generally positioned
near the center of the quad. In some coastal quads, this will place the mark
offshore.
Quad boundaries do not coincide with county
lines. To confirm county location, refer to the county list below.
Counties, states, regions:
Los Angeles (LAX), Orange (ORA), San Clemente Isl. (SCM), Santa Catalina Isl. (SCT), San Diego (SDG), Baja California (BA)
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