Making implementation of the National Ambient Air Quality Standards for ground-level ozone attainable :  legislative hearing on S. 263 and S. 452 : hearing before the Subcommittee on Clean Air and Nuclear Safety of the Committee on Environment and Public Works, United States Senate, One Hundred Fifteenth Congress, first session, May 23, 2017. 

 - iii, 162 pages :  illustrations ;  24 cm. 
 - S. hrg. ;  115-103 .
 - United States.  Congress.  Senate.  S. hrg. ;  115-103. .
<br/><br/> Shipping list no.: 2018-0120-M.  CRDP Program record. 
<br/><br/>Includes bibliographical references. 
<br/><br/><br/>Microfiche. <br/>[Washington, D.C.] : <br/>U.S. Government Printing Office, <br/>[2018] <br/>2 microfiches : negative. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>United States. Environmental Protection Agency --Rules and practice.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ozone--Environmental aspects--United States.<br/>Air quality--Standards--United States.<br/>Ozone--Standards--United States.<br/>Air--Pollution--Standards--United States.<br/>Air quality management--United States.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Legislative hearings.
<br/><br/><label>LC Class. No.: </label>KF26  / .E623 2017 
<br/><br/><label>GPO Item No.: </label>1045-B (MF) 
<br/><br/><label>Gov. Doc. Class. No.: </label>Y 4.P 96/10:S.HRG.115-103