South Warner
                                                      Wilderness
            TRINITY    f   SHASTA
            COUNTY   /   COUNTY
               Thousand Lakes	
                   Wilderness   *
                     Lassen
                   Volcanic NP
                                           Caribou Wilderness
 Bplly-Middle
 EeKwilderness
                               MIA  PLUMAS
                               N  I A COUNTY
                                                   Desolation
                                                   Wilderness
                                                      Mokelumne
                                                      Wilderness
           SONOMA
           COUNTY
EL DORADO
 COUNTY
                                                        Emigrant
                                                       Wilderness
                                                             Hoover
                                                          ^Wilderness
Point Reyes NS
                                SAN
                              JOAQUIN
                              COUNTY
          SAN
          FRANCI
          COUNTY
                                                            MONO
                                                          i COUNTY
                     ALAMEDA
                     COUNTY
                                                                   I Adams
                                                                Wilderness

                                                                   JohmMuir
                                                                   Wilderness
                        SANTA
                        CLARA
                        COUNTY
         Kaiser
     Wilderness
                                                   FRESNO
                                                   COUNTY
                                                 Kings CanyorTNR
                              SA
                             BENITO
                             COUNTY
                                 Pinnacles NM
       Ventana Wilderness
                            MONTEREY
                             COUNTY
                                                                    Domeland Wilderness
                                          S^-San
                                       SANTA V \
                                      BARBARAS^  ^
                                      COUNTY  v
                                                  afael Wilderness
                                                                                        SAN
                                                                                     BERNARDINO
                                                                                      COUNTY
                                                   VENTURA \  LOS ANGELES
                                                    COUNTY \   COUNTY
                                                         San Gabriel^
                                                         Wilderness
                                                                          Cucamonga
                                                                          Wilderness
                                                                                            Joshua Tree NP
                                                            San Gorgonio Wilderness

                                                                  k ORANGE San JacintoV-
                                                                  TS^UNTY Wilderness 1

                                                          ti
                                                                                Agua Tibia
                                                                                Wilderness
                                                                                               IMPERIAL
                                                                                               COUNTY
 CALIFORNIA CLASS I AREAS
          I National Park Service Class 1 Areas
            US Forest Service Class 1 Areas
Sources: Title 40 CFR Part 81, 405 (2011),
ESRI (2006), TANA (2006).
AIR1100040_4 16 May 2011
                                         REGION 9-AIR

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