DISTRICT OF COLUMBIA v. COSTLE

DISTRICT OF COLUMBIA, etc., Petitioner, v. Douglas M. COSTLE, Administrator, Environmental Protection Agency and Environmental Protection Agency, etc., Respondents, Washington Area Bicyclist Assoc., Inc., Metropolitan Washington Coalition for Clean Air, Inc., Breathers For the Reduction of Atmospheric Hazards To The Environment, Intervenors. The COUNTY OF PRINCE WILLIAM, VIRGINIA, Petitioner, v. ENVIRONMENTAL PROTECTION AGENCY, Respondents. STATE OF MARYLAND, Petitioner, v. Douglas M. COSTLE, Administrator, and Environmental Protection Agency, Respondents, District of Columbia, a Municipal Corp. and Washington Area Bicyclist Assoc. et al., Intervenors. CITY OF FAIRFAX, a Municipal Corporation, Petitioner, v. Douglas M. COSTLE, Administrator, and Environmental Protection Agency, Respondents. CITY OF ALEXANDRIA, a Municipal Corporation of Virginia, Petitioner, v. Douglas M. COSTLE, Administrator, and Environmental Protection Agency, Respondents. COMMONWEALTH OF VIRGINIA ex rel. the STATE AIR POLLUTION CONTROL BOARD, Petitioner, v. Douglas M. COSTLE, Administrator, and Environmental Protection Agency, Respondents.