Peter Hsiao is head of the Environment and Energy Group in Los Angeles and head of the Green Products and Chemicals team. Drawing upon his technical background as a chemical engineer, Mr. Hsiao has more than 30 years of experience in complex litigation and transactional work with a specialty as a lead trial attorney in environmental, natural resources, chemical toxic tort, and land use law.
Mr. Hsiao is recognized as one of the leading attorneys in environmental law. He is one of 16 lawyers named as a Distinguished Environmental Advocate by the American Bar Association. He was named Los Angeles Environmental Litigation Attorney of the Year in 2016 by Best Lawyers in America, and is identified as a Trailblazer in Energy and Environmental Law by the National Law Journal. He is a Fellow and elected as a Regent of the American College of Environmental Lawyers, and is the former Chair of the State Bar of California's Environmental Law Section and a former member of the ABA's Standing Committee on Environmental Law. Mr. Hsiao is named by Chambers and Partners as one of the nation’s best environmental lawyers, and recommended by Legal 500 and PLC Global 3000 as one of the best environmental lawyers in the United States. The International Who’s Who of Business Lawyers named him as a leading cross-border environmental attorney. He is listed by Super Lawyers as one of the leading environmental lawyers in California. The Los Angeles Business Journal named him as one of the top environmental lawyers in Los Angeles. Martindale-Hubbell rates Mr. Hsiao as AV-Preeminent in Environmental Law and Litigation.
Mr. Hsiao served as a senior trial lawyer for the U.S. Department of Justice as an Assistant U.S. Attorney for the Central District of California. He was lead trial counsel representing the U.S. Environmental Protection Agency and other federal agencies in major environmental and chemical litigation. Mr. Hsiao obtained several multi-million dollar judgments, including the second-largest penalty for violation of the volatile organic compound limitations for consumer and industrial coatings, the largest recovery for cleanup of soil and groundwater pollution, and the then largest penalty for violation of EPA’s administrative order authority.
Mr. Hsiao received the U.S. Department of Justice’s Special Commendation Award, the U.S. Attorney’s Office Special Achievement Award, and the U.S. Fish and Wildlife Service Golden Eagle Award. He was selected to lecture at the Justice Department’s trial practice institute on trial practice in environmental cases. He has litigated cases in the U.S. Supreme Court, the federal courts of appeals, and the district and state courts. He also was appointed as a judge pro tem for the Los Angeles Municipal Court and has served as a mediator for environmental cases.
In private practice, Mr. Hsiao is an environmental trial attorney who advises Fortune 500 clients on a wide variety of complex environmental and land use matters. His cases include some of the largest environmental cases in California, including the cleanup of the San Francisco International Airport and the air pollution control measures for the Owens Dry Lake bed, the largest source of particulate air emissions in the United States. He represents clients in multi-party groundwater and soil contamination cases, hazardous waste management and disposal issues, and in Clean Air Act matters. He further advises both public and private clients on the state’s complex environmental assessment and land use planning requirements, and litigates cases under CEQA and NEPA.
Mr. Hsiao is the co-editor and co-author of the California Environmental and Natural Resources Law Handbook, a comprehensive treatise now in its 12th edition. He serves as a lecturer for the American Law Institute and the American Bar Association on expert witness testimony and litigation skills in chemical cases. He also has spoken and written widely on the subject of chemical regulation and litigation. Mr. Hsiao was nominated to membership in the American Chemical Society and is a former member and newsletter author for the American Institute of Chemical Engineers.
Mr. Hsiao is past-president of the board of directors of the Los Angeles County Bar Association Counsel for Justice, one of the nation’s oldest and largest providers of pro bono legal services. He is elected as a life fellow of the American Bar Foundation and is former chair of the State Bar of California Committee on Legal Services to the Poor. He is a recipient of the Wiley W. Manuel Award for pro bono legal services from the State Bar.
Mr. Hsiao graduated magna cum laude with a Bachelor of Science degree in chemical engineering from the University of Utah in 1982, where he received the Outstanding Student Award from the American Institute of Chemical Engineers. He obtained his J.D. in 1985 from the Boalt Hall School of Law, University of California at Berkeley, where he received the McBaine Advocacy Award. He has worked at the Lawrence Livermore National Laboratory, the Idaho National Engineering Laboratory, and for Dow Research and FMC Corporation.
Waste Management of Alameda County, Inc. v. East Bay Regional Park DistrictRepresented the East Bay Regional Park District in a CERCLA case involving a former landfill that was being converted into a shoreline regional park along San Francisco Bay. Following trial, obtained a ruling allocating 95% of the response costs to Waste Management, the former owner and operator of the landfill, and only 5% to the Park District, as the site’s current owner.
First Fish and Game Approved Mitigation PlanRepresented IMC Corporation in defending criminal action regarding alleged illegal take of migratory birds from exposure to process ponds. Negotiated settlement and first-ever wildlife mitigation plan with California Department of Fish and Game under Fish and Game Code Section 3007.
Hall Street Associates v. Mattel, Inc.Successfully defended Mattel, Inc. before U.S. Supreme Court in case arising from contaminated property dispute in Beaverton, Oregon at site of former View Master facility. Although Mattel did not contaminate property, its landlord sought to hold it liable. Supreme Court heard procedural issue regarding whether expanded judicial review of arbitration decisions was available under Federal Arbitration Act. Court held in accordance with Mattel's assertion that no such expansion was available; case has been remanded for further proceedings.
Owens Lake and the Clean Air ActServed as lead trial counsel to address the nation's largest source of particulate air emissions, the Owens Dry Lake Bed. Obtained judgment after trial against Department of Water and Power, and settlement in administrative adjudication before California Air Resources Board. The resulting settlement led to a new State Implementation Plan and shallow flooding of the lake bed. With a total value in excess of $100 million, it was the largest California environmental settlement in 2007.
Cleanup of San Francisco International AirportServed as lead trial counsel in federal court action City and County of San Francisco v. Atlantic Richfield, et al., (CV97-2965 N.D. Cal) to clean up historical contamination by numerous tenants at airport. The resulting settlement and work commitment, which exceeded $140 million, was the largest environmental settlement in California in 2006.
First Proposition 65 Judgment After TrialServed as lead trial counsel for the nation's leading diesel engine manufacturers Cummins Engine Company, Inc., John Deere Construction Equipment Company, Detroit Diesel Corp., and Caterpillar, Inc., in the first defense judgment achieved after trial in a Proposition 65 action. (Environmental World Watch v. Cummins Engine Company, LASC No. B128039.)
Kano Laboratories.Represented Kano Laboratories in an enforcement action by the California Air Resources Board regarding emissive content and labeling of adhesive coatings.
Mattel, Inc. Environmental Issues.Represented Mattel, Inc. in relation to volatile organic compound control measures and spray booth issues before South Coast Air Quality Management District.
Natural Resources Defense Council v. U.S. Army Corps of EngineersServed as Port\'s lead trial counsel in federal court action against citizens\ group challenging validity of Clean Water Act Section 404 permit and NEPA process for China Shipping Terminal.
People v. Thomas Crane Trucking Co.Obtained court ordered dismissal of all charges against Thomas Crane Trucking Company in a felony action alleging violations of federal and state law from oil production and servicing operations in the Bolsa Chica area.
Shea Homes Stormwater.Served as lead outside counsel for Shea Homes for stormwater enforcement matters. Represented Shea in stormwater enforcement actions by RWQCB and municipal agencies. Assisted in preparation of SWPPPs and provided counseling on wide range of compliance issues. Provided training sessions and materials for Shea managers. Prepared contracts and scope of work requirements for stormwater compliance by contractors. Prepared comments on natural resource damage penalty matrix. Negotiated with citizens\' group regarding alleged stormwater releases to Malibu Creek.
Stormwater Advice to Port of Los AngelesProvided legal counsel to the Port of Los Angeles regarding and storm water pollution control issues, including advising on the development of new wharf facilities at Pier 100.
Story v. Unocal Corporation (and Consolidated Actions)Represented Key Energy Services in toxic tort litigation for alleged contamination from TPH and other chemicals in residential neighborhood development in Santa Maria, California. Represented client on appeals to State Water Resources Control Board of orders regarding responsible party status.
United States of America v. SaitoObtained dismissal of criminal charges against Lodi Memorial Hospital related to alleged asbestos removal practices.
Superfund and Groundwater/Contaminated Sediments Cleanup (CA USDC Eastern District of California)Served as lead counsel for Union Pacific Corporation for the cleanup of the McCormick and Baxter Superfund site due to soil, groundwater, and slough contamination. Negotiated a favorable settlement of past cost and future work under a consent decree with the U.S. Environmental Protection Agency and California Department of Toxic Substances Control.
Superfund and Landfill Cleanup LitigationServed as lead trial counsel for 3M Corporation to defend against Superfund action by the State of California regarding the Cal Compact landfill site in Long Beach, California (State of California v. Atlantic Richfield). Case resulted in favorable settlement for 3M.
Peter Hsiao is one of 16 lawyers named as a Distinguished Environmental Advocate by the American Bar Association. He is elected as a Fellow of the American College of Environmental Lawyers. He was named Los Angeles Environmental Litigation Lawyer of the Year by Best Lawyers in America (2016). He is identified as a Trailblazer in Energy and Environmental Law by the National Law Journal (2015). He is a Fellow of the Trial Lawyer Honorary Society of Litigation Counsel of America and a Life Fellow of the American Bar Foundation. Mr. Hsiao is recommended as a leading environmental lawyer by Chambers USA (2013–2016), Best Lawyers in America (2011–2016), Legal 500 US (2007–2016), Los Angeles Business Journal, Los Angeles Magazine and Super Lawyers (2005–2016). He is rated by Martindale-Hubbell as AV-Preeminent in Environmental Law and Litigation. He is a recipient of the Wiley W. Manuel Award for pro bono legal services from the State Bar of California (2015–2016).
Peter Hsiao named NLJ 2015 Trailblazer in Energy & Environmental Law
Morrison & Foerster Advises on Landmark Environmental Protection Win
Peter Hsiao Elected to the American College of Environmental Lawyers
“Peter Hsiao impresses with his ‘extremely broad experience in all types of environmental issue,’ leveraging his experience as a chemical engineer when advising on disputes. His expert trial practice is particularly highlighted, with one client noting: ‘To hear him address a court is pure art.’” – Chambers USA 2015
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