...may be necessary or appropriate to meet the applicable requirements of this Act; b) Provide for the establishment and operation of appropriate devices, methods, systems and procedures necessary to monitor, compile and analyze data on ambient air quality; c) Include a program to provide for the following:...

...section to any State which has not provided or is not carrying out as a part of its program — (1) the maintenance of the property. The Secretary shall not approve a financial plan unless it provides monitor, and to compile and analyze data on (including classification according to eutrophic condition),...

...be awarded to any State which has not provided or is not carrying out as part of its program (1) the establishment and operation of appropriate devices, methods, systems, and procedures necessary to monitor, and to compile and analyze data on (including classification according to eutrophic condition)...

...in fiscal year 1974, which has not provided or is not carrying out as part of its program: (1) The establishment and operation of appropriate devices, methods, systems, and procedures necessary to monitor, and to compile and analyze data on (including classification according to eutrophic condition),...

...in fiscal year 1974, which has not provided or is not carrying out as part of its program: (1) The establishment and operation of appropriate devices, methods, systems, and procedures necessary to monitor, and to compile and analyze data on (including classification according to eutrophic condition),...

...section to any State which has not provided or» not carrying out as a part of its program — "(1) the establishment and operation of appropriate devices, methods, systems, and procedures necessary to monitor, and to compile »nd analyze data on (including classification according to eutrophic condition),...

...insure attainment and maintef nance of the regulations promulgated under section 6 of 8 tihis Act; 9 (D) it includes provision for establishment and ]<)...(E) it provides necessary assurances that the State 1 fi will have adequate personnel, funding, and authority to 17 carry out such implementation plan...

...requirements of ¡neh plan or he shall bring a civil action in accordance with subsection (b) of us section. (D) it includes provision for establishment and operation of appropriate devices, methods, systems, and procedure.« necessary to (i) monitor, compile, and analyze data on surface mining operations and reclamation...

...follows : "1.2.1. Each owner or operator of a stationary source may be required to provide for the establishment and operation of appropriate devices, methods, systems and procedures necessary to monitor, compile and analyze data on ambient air quality if such air quality is affected by any air...

...to any State which has not provided or is not carrying out as a part of its program — ' "(1) the establishment and operation of appropriate devices, methods. systems, and procedures necessary to monitor, and to compile and analyze data on (including classification according to eutrophic condition)....