MENDOCINO COUNTY AIR QUALITY MANAGEMENT DISTRICT

RULE R2-APPB - APPENDIX B UKIAH-LITTLE LAKE AIR BASIN                                 

                                 

                                 APPENDIX  B



                       UKIAH - LITTLE LAKE AIR BASIN





          For use in this Rule, the Ukiah-Little Lake Air Basin shall be

          defined as all those portions of Mendocino County:  bounded on

          the north and east by a straight line extending from the summit

          of Oil Well Hill on Highway 101, southeasterly to the junction 

          of Hearst Willits Road and Tomki Road, thence southeasterly to 

          the junction of Highway 20 and Potter Valley Road, thence

          southeasterly, along Highway 20 to the Lake County Boundary line,

          thence continuing mostly southerly and easterly along the

          Mendocino - Lake County boundary line to the junction of 

          Highway 175, thence westerly along Highway 175 to the junction of 

          Highway 175 and County Road 201, thence southerly along County 

          Road 201 to its termination with state Highway 101, thence 

          westerly bounded on the south by a straight line extending to 

          Snow Mountain Peak, thence northerly bounded on the west by a 

          straight line extending to Lookout Peak, thence northwesterly 

          bounded on the south and west by a straight line to Irene Peak, 

          thence northerly bounded on the west by a straight line extended 

          from Irene Peak to the point of beginning at the summit of 

          Oil Well Hill on Highway 101.



          Basic map reproduced by permission of the California Automobile

          Association, "copyright owner."