The appropriate role of states and the federal government in protecting groundwater :  hearing before the Committee on Environment and Public Works, United States Senate, One Hundred Fifteenth Congress, second session, April 18, 2018. 

 - iii, 913 pages : illustrations, maps ;  24 cm. 
 - S. hrg. ;  115-249 .
 - United States.  Congress.  Senate.  S. hrg. ;  115-249. .
<br/><br/> Shipping list no.: 2018-0220-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/>10 microfiches : negative. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Groundwater--Government policy--United States.<br/>Wellhead protection--Government policy--United States.<br/>Water quality management--Government policy--United States.<br/>Groundwater--Government policy.<br/>Water quality management--Government policy.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Legislative hearings.<br/>Legislative hearings.
<br/><br/><label>LC Class. No.: </label>KF26  / .E6 2018e 
<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.115-249