Subject Public Water System Supervision Program Water Supply Guidance Manual Click to Open URL http://www.epa.gov/safewater/wsg.html Host URL for this Link http://www.epa.gov Site Information EPA periodically issues memorandums which clarify drinking water policies and regulations.  These policy memos have been collected into a water supply guidance which has been made available to states and public water systems to assist them in implementation of the Safe Drinking Water Act.  The guidance manual was last updated in 1993.  This 2000 revision has been updated to add new memos and remove memos which no longer apply.  The manual includes 135 policy memos and 52 guidances from the Safe Drinking Water Hotline.  The guidances have been renumbered from the 1993 edition to reflect deletions and additions. Index 5 to the manual has information on how to obtain materials that are not on this site.  Categories Hazardous Materials Sub-Category Government Information, Water Related Type Link Extension External Web Page Switch View to Show ALL Sub-Categories at once Switch View to Show Sub-Categories One at a time