It includes the cities of western Riverside County and southwestern San Bernardino County, and is sometimes considered to include the desert communities of Palm Springs and the rest of the Coachella Valley; a much broader definition includes all of Riverside and San Bernardino counties.
Kubandakanya amadolobha entshonalanga yeRiverside County naseningizimu-ntshonalanga yeSan Bernardino County, futhi kwesinye isikhathi kufaka phakathi imiphakathi eyihlane yasePalm Springs nayo yonke iCoachella Valley; Incazelo ebanzi kakhulu ifaka zonke izifunda zeRiverside neSan Bernardino.