Richard Troast, PhD
Troast Environmental, LLC
Locust Grove, Virginia
Environmental Expert Witness, Toxicology Expert Witness
Toxicity and risk to children and adults, Risks of indoor and outdoor lead exposure to children and adults from soils, drinking water, dust and paint. Exposure and risk (indoor and outdoor) to releases from chemical industry processing and oil refining. Risks and hazards of pesticides.
Retired Sr. Scientist at the USEPA. Fifteen years in the Superfund Program as chair of EPA review workgroups for lead and asbestos risk. Over thirty years of experience in performing toxicology and exposure reviews and risk assessments for pesticides, industrial chemicals, and waste products. Over 10 years of experience as an expert witness on issues including environmental risk and exposure to, environmental lead hazards and indoor lead paint risks to children and adults. Experience in assessing risks from pesticides and industrial chemicals. Multiple depositions and court appearances for individual and class action cases. Accepted as an expert under Daubert and Frye standards. International experience in advising clients on establishing programs for international controls of hazardous materials including analytical laboratory improvements. Member of SOT and other science organizations.
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