Revision History for Open-File Report 2011-1099 Christopher P. Garrity, David W. Houseknecht, and Kenneth J. Bird Concentration Data for Anthropogenic Organic Compounds in Ground Water, Surface Water, and Finished Water of Selected Community Water Systems in the United States, 2002-05 ----------------------------------------------------- Posted online April 2011 ----------------------------------------------------- Revised May 2, 2011 • Added pdf of play maps -----------------------------------------------------