Herrera Environmental Consultants
Rob is an aquatic science principal at Herrera Environmental Consultants in Seattle. He has over 30 years of experience conducting water quality and pollutant source tracking studies. Rob conducted his first microbial source tracking (MST) project for Herrera in 1991 at Pipers Creek in Seattle. He has since led 18 MST studies using various library/culture-dependent and -independent methods and has authored guidelines for EPA in the use of MST for bacteria TMDL development and implementation.