Version history for Scientific Investigations Report 2009–5200 Jessica A. Hopple, Gregory C. Delzer, and James A. Kingsbury Anthropogenic Organic Compounds in Source Water of Selected Community Water Systems that Use Groundwater, 2002–05 ----------------------------------------------------- Version 1.0: Posted On-line December 4, 2009 ----------------------------------------------------- Version 1.1: Posted On-line April 9, 2010 On page 49, Chemical Abstracts Service (CAS) numbers were changed for octylphenol diethoxylate (total) and octylphenol monoethoxylate (total). On page 71, Chemical Abstracts Service (CAS) numbers were changed for octylphenol diethoxylate (total) and octylphenol monoethoxylate (total). -----------------------------------------------------