Full range of routine whole effluent toxicity (WET) services for effluents, storm water runoff, ambient and receiving waters, NPDES, and ASBS monitoring. Full range of marine and freshwater sediment including SQO testing, agricultural, and ambient monitoring.

Each year, we conduct thousands of bioassay procedures on wet and dry weather discharges, point and non-point source discharges, and soils and sediments. We support a wide variety of clients and projects such as NPDES and other types of permit compliance, BMP assessment, site-specific water quality criteria development and negotiation, and TMDL support. We also have expertise in method review and providing regulatory comment on the appropriate use and application of toxicity methods and data. We currently conduct programs for a variety of clients in commercial, federal, and municipal sectors across international geography.