LAC, OC & IC WET Testing Services

The City of Los Angeles Dept. Of Water and Power (LADWP) selected MBC to provide all whole effluent aquatic toxicity testing and professional toxicity consulting services. These services were associated with the National Pollutant Discharge Elimination System (NPDES) and were required for Hazardous Waste Characterization (Title 22) .

The duration of the contract was originally 36 months beginning in 2014 but was extended to 2020. MBC is familiar with LADWP’s facilities and activities that require such analyses including, but not limited to, Coastal Generation Facilities (Haynes, Harbor, Scattergood), the Harbor Water Recycling Project, construction projects, and groundwater remediation projects.

The Whole Effluent Toxicity (WET) testing services requested by the LADWP included, but were not limited to, the following types of testing:

• Chronic toxicity testing
• Acute aquatic testing
• Stormwater runoff toxicity testing
• Annual chronic toxicity three species screening
• Hazardous waste toxicity testing
• Other specialized toxicity testing
• Toxicity identification evaluation
• Technical support/review of regulatory documents

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Orange, LA and Inyo County


Water / Toxicity Services


Various Sampling Locations

Water / Toxicity Services


Camp Pendleton Desalination Project

MBC provided marine biological, water quality and oceanographic assistance to the San Diego County Water Authority as part of a series of Technical Studies for a proposed seawater desalination project at Camp Pendleton.

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Huntington Beach Bacteriological Investigations

Persistent beach postings and closures at Huntington State Beach prompted a series of investigations by several agencies to determine the source of the bacterial contamination.

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Marina Del Rey TMDL Studies

MBC assisted Brown and Caldwell with water quality monitoring, the collection of sediments for chemistry analysis, sediment toxicity collection and testing, the collection of bioaccumulation organisms and the enumeration of fish and invertebrate species.

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