Titers of FCV (▴), F-specific phage MS2 (•), and E. coli (▪) in dechlorinated water stored at 4, 25, or 37°C. Samples were taken at 0, 1, 2, 3, 7, 14, 21, and 28 days. The data points represent the means of the percent change in titers observed over three experimental runs.