While California may be one of the largests states in the U.S., approximately 5.4 million of its residents live within a mile of one, or more, of an existing oil and gas well.
  Credit:
  LES STONE  
    
          While California may be one of the largests states in the U.S., approximately 5.4 million of its residents live within a mile of one, or more, of an existing oil and gas well.