346— Water Chemistry of Allen Creek and Honeoye Creek, Rochester, NY

Water samples were collected for chemical analysis at two sites in the Allen Creek and Honeoye Creek watersheds over the months of March and April 2021. Allen Creek is a part of the Lake Ontario Central Sub- Basin and Honeoye Creek is a part of the Genesee River Sub-Basin. Samples were collected in parks near residential housing as well as near commercial buildings. Water samples were analyzed and pH, total alkalinity, chloride content, and dissolved oxygen levels were recorded. The mean pH of samples collected at the park sites on the outskirts of residential housing was 8.5 compared to the mean value of 8.4 at the commercial sites. Alkalinity at the sampling sites was generally higher at the park sites (mean value 279 ppm) than at the commercial sites (mean value 273 ppm) whereas chloride content was generally higher at the commercial sites (mean value 272 ppm) than at the park sites (mean value 242 ppm). Dissolved oxygen concentrations were also higher at commercial locations