Options for meeting wastewater effluent selenium limits

Matthew Gerhardt is Vice President of industrial water at Brown and Caldwell, specializing in wastewater selenium and trace metals removal. He started his career at Chevron Research Co. and has more than 30 yr of experience in refinery water and wastewater treatment. He holds a BS degree in chemical engineering from Cornell University and a PhD in civil/environmental engineering from UC Berkeley.

Thomas Steinwinder is Managing Engineer and Market Sector Director of oil and gas at Brown and Caldwell, specializing in water and wastewater treatment at petroleum refineries and petrochemical plants. He has 12 yr of experience in design, bench and pilot testing, operations and project management. He holds a BA degree from Vanderbilt University and an MS degree in civil/environmental engineering from Auburn University.