Energy, Environmental and Natural Resources
Download Contact (.vcf)
Los Angeles Direct: 310.312.4209 General: 310.312.4000 Fax: 310.312.4224
National Institute for Trial Advocacy, Trial Advocacy Skills Program, 2003.
Southwestern Law School, J.D., 1993.
University of Rhode Island, B.S., Chemical Engineering, 1985.
Peter Duchesneau’s practice focuses on most aspects of environmental law involving litigation, administrative proceedings, regulatory compliance and business transactions. He handles complex environmental litigation in federal and state courts, including CERCLA, RCRA, Clean Water Act, products liability, toxic tort, and Proposition 65 actions, among others. Mr. Duchesneau has significant experience with emerging chemicals and drinking water contamination.
In addition to litigation, Mr. Duchesneau counsels clients on regulatory compliance involving such matters as green chemistry, Proposition 65, FIFRA/pesticides,OSHA, TSCA, RoHS, air quality, climate change, SMCRA, wastewater and hazardous waste; and has successfully represented clients before administrative agencies, including the U.S. Environmental Protection Agency, the California Regional Water Quality Control Board, California Department of Toxic Substances Control, and the South Coast Air Quality Management District. He also advises on corporate and real estate transactions, Brownfields, and environmental due diligence as well as with regard to environmental auditing.
Prior to being an attorney, Mr. Duchesneau was an engineer with an international environmental consulting firm where he performed work for the U.S. EPA , the California Department of Toxic Substances Control, and DOD, among other clients. He later left consulting to join the corporate environmental management office of a Fortune 100 company where he headed efforts to work with policy-makers in the development of environmental laws and regulations and managed air toxics and Superfund programs.
Awarded Pro Bono Attorney of the Year, Adoptions Project, Public Counsel (2012).
Listed in The Best Lawyers in America (2014-2016).
Listed in Southern California Super Lawyers®, Law & Politics Magazine/Thomson Reuters (2005-2015).
Listed in Southern California Super Lawyers-Rising Stars®, Law & Politics Magazine (2004).
Included in Who’s Who In L.A. Law: Green People, L.A.’s Leading Environmental Attorneys Discuss Their Best and Worst Career Moments, Their Most Challenging Cases, and How They Live a “Green” Lifestyle; Los Angeles Business Journal (Oct. 6, 2008).
Co-author, “The Importance of Earnest Investigation of Industrial Properties,” Area Development, July 6, 2015.
Law360 Environmental Editorial Advisory Board (2011 - 2015)
Chapter: "Initial Preparation and Strategies for Defending Against Contamination Claims,” Inside the Minds: Litigating Toxic Tort and Hazardous Waste Claims, Aspatore Books from West Thomson Reuters (2011).
Argent Communications Group’s Environmental Liability Enforcement & Penalties Reporter, Editor (1997-2000).
Admitted to practice in California, South Carolina, U.S. Patent & Trademark Office, United States District Courts, U.S. Court of Appeals (2nd and 9th Circuits), U.S. Court of Appeals for Veterans Claims.
Southwestern Law School Board of Trustees (2015)
Environmental Editorial Advisory Board, Law360, (2011-2015).
ASTM International, Committee E50 on Environmental Assessment, Risk Management and Corrective Action
Los Angeles County Bar Association; Executive Committee, Environmental Law Section (1998-2011), Chair (2009-2010). (Section received 2010 ABA Award for Distinguished Achievement in Environmental Law and Policy).
California State Bar Association, Environmental Law Section, Member.
California Manufacturer & Technology Association, Environmental Quality Steering Committee (1990-1995, 2004-2007); Chair (1994-1995).
American Electronics Association, Environmental Health & Safety Steering Committee (1990-1994).
Camp Ronald McDonald for Good Times, Board of Trustees (2006-2013).
Ronald McDonald House Charities of Southern California, Board of Directors (2006-2012).
The Leukemia & Lymphoma Society, Greater Los Angeles Chapter, Board of Trustees (2007-2014), President (2008-2012).
“Fracking in the San Joaquin Valley: What Does It Mean to You and Your Water Supply?” How Blue Is Your Valley? Your Voice, Your Future: A Community Conference on Water in the San Joaquin Valley, State Bar of California, Environmental Law Section, April 24, 2015.
“From CERCLA to CEQA and All Points in Between - An Environmental Odyssey Toward Understanding and Managing your Clients' Environmental Problems,” L.A. County Bar Association, Environmental Law Super Symposium, March 27, 2015.
“Implementing Best Practices in Your Company’s Procedures to Formulate Kid-Friendly Cosmetic Products That are Green Chemistry Compliant,” American Conference Institute’s 2nd Annual Legal, Regulatory and Compliance Forum on Cosmetics, March 4, 2015.
“Preparing for California’s Safer Consumer Products Regulations,” Independent Cosmetics Manufacturers and Distributors 2015 Tech Forum, February 5, 2015.
“California’s Safer Consumer Products Program – What’s Next?,” Independent Cosmetics Manufacturers and Distributers Association Cosmetic Regulatory Forum, March 6, 2014.
“California’s Green Chemistry Initiative and Proposed Safer Consumer Products Regulations,” Independent Cosmetics Manufacturers and Distributers Association (ICMAD) Cosmetic Regulatory Forum, February 15, 2013.
"Proposed California Safer Consumer Products Regulations," California Green Chemistry Webinar, ICMAD, October 1, 2012.
"California Regulatory Initiatives: Green Chemistry, Proposition 65, Safe Cosmetics Act & ARB," Independent Cosmetic Manufacturers and Distributors (ICMAD) Cosmetic Regulatory Forum, February 16, 2012.
“Subprime Aftermath: Navigating the Wake of Environmentally Impaired Assets,” L.A. County Bar Association, Environmental Law Super Symposium, March 27, 2009.
“Lead in Toyland: Regulation of Toxic Chemicals,” L.A. County Bar Association, Environmental Law Super Symposium, April 4, 2008.
“From Aviall to Atlantic Research: The Rebirth of CERCLA Cost Recovery Claims,” L.A. County Bar Association, September 26, 2007.
“Carson Harbor Village v. Unocal Corp.: Another Torpedo Against Recovery?,” L.A. County Bar Association, June 7, 2006.
“Water, Water, Everywhere, But Is There Enough?” L.A. County Bar Association, Environmental Law Super Symposium, April 6, 2006.
“So Sue Me! Cooper Industries, Inc. v. Aviall Services, Inc., What Now?,” L.A. County Bar Association, Environmental Law Super Symposium, April 7, 2005.
“Point-Counterpoint on the MTBE Groundwater Litigation,” L.A. County Bar Association, Environmental Law Super Symposium, April 1, 2004.
Closing Remarks, L.A. County Bar Association, Environmental Law Super Symposium, March 27, 2003.
“What’s Fair About the Unfair Business Practices Act in Environmental Cases,” L.A. County Bar Association, Environmental Law Super Symposium, March 22, 2001.
Panel re Carson Harbor Village v. Unocal, L.A. County Bar Association, December 13, 2000.
© 2015 Manatt, Phelps & Phillips, LLP. All rights reserved.