In Ontario, the microbiological quality of beach water is assessed by measuring the concentration of Escherichia coli present June through August of each year. The geometric mean concentrations of E. coli measured at representative beach locations has been the basis for recreational water quality standards and the criteria for beach closures. However, due to the time required to obtain culture-based results (18-24 hours), E. coli concentrations are… Read More >

Journal of Hygiene Science © 2013

About Diane
Dr. Mas is a Senior Environmental Engineer at Fuss & O’Neill, specializing in state and federal environmental impact assessment, water resources engineering and permitting, and watershed management. She possesses over ten years experience in hydrologic and water quality analysis and modeling in watersheds throughout the northeast. She has contributed to the preparation of over 20 environmental impact assessment documents. Her professional experience and educational background combine strong technical knowledge in engineering and physical science with an emphasis on written and verbal communication to a variety of audiences. You can contact Diane at dmas@fando.com.