§ 52.1340 Control strategy: Carbon monoxide.  


Latest version.
  • Approval—A maintenance plan and redesignation request for the St. Louis, Missouri, area was submitted by the Director of the Missouri Department of Natural Resources on June 13, 1997. Additional information was received on June 15, 1998. The maintenance plan and redesignation request satisfy all applicable requirements of the Clean Air Act.

    [64 FR 3859, Jan. 26, 1999]