Occurrence analysis for potential source waters for the second six-year review of national primary drinking water regulations. 

 - 1 online resource (iv, [45] pages) :  illustrations (some color), maps 
<br/><br/> "October 2009"--Page 2 of cover.  "EPA-OGWDW."  "EPA 815-B-09-004"--Page 2 of cover.  CRDP Project record. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water--United States--Regulations.<br/>Drinking water.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>United States.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Rules.
<br/><br/><label>GPO Item No.: </label>0473-A-01 (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>EP 2.2:D 83/26 
<br/><br/><label>Report. No.: </label>EPA 815-B-09-004