Clean Air Act Approval and Promulgation of PMINF10 Contingency Measure Plans for Canon City and Lamar, CO

Résumé

EPA proposes to fully approve the contingency measures submitted by the State of Colorado on December 9, 1993, for the nonattainment areas of Canon City and Lamar, for particulate matter with an aerodynamic diameter less than or equal to a nominal 10 micrometers (PM 10). The submittal was made in accordance with the requirements specified under section 172(c)(9) of the Clean Air Act (Act). In the final rules section of this Federal Register, EPA is approving the State Implementation Plan (SIP) revision as a direct final rule without prior proposal because the Agency views this as a noncontroversial revision amendment and anticipates no adverse comments. A detailed rationale for the approval is set forth in the direct final rule. If no adverse comments are received in response to this proposed rule, no further activity is contemplated in relation to this rule. If EPA does receive adverse comments, however, then the direct final rule will be withdrawn, and all public comments received will be addressed in a subsequent final rule based upon this proposed rule. EPA will not institute a second comment period on this document. Any parties interesting in commenting on this action should d