Kristin Reyna DeHart

Shareholder

Practices

Overview

Kristin Reyna DeHart is a Shareholder in the Firm’s San Diego office and a member of the Litigation practice group, with a specialty in Environmental, Toxic Tort, and Product Liability matters. Ms. DeHart represents a wide range of entities in her practice, including corporations, manufacturers, government contractors, product suppliers, industrial operations, property owners and managers, homeowners’ associations, construction companies and environmental abatement companies. She can handle environmental claims which range from one site to state-wide. The matters which she has handled have dealt with such issues as soil, groundwater, well and sediment contamination by various contaminants, storm water issues, mold contamination, asbestos contamination, crop loss claims, and environmental, occupational and industrial exposures to myriad chemicals and toxic substances. She has also worked on a diverse range of product liability matters, and food and water-bourne illness matters.

Ms. DeHart also counsels clients regarding environmental compliance issues outside the litigation context, including regarding property contamination, waste generation, handling and disposal, and recycling/reuse programs. She regularly assists clients with environmental investigations and removal/remedial actions on their properties including representing clients in communications and negotiations with Regional Water Quality Control Boards, the Department of Toxic Substances Control and the Environmental Protection Agency. Ms. DeHart also regularly performs environmental due diligence work in real property and business transactions including mergers and acquisitions.

Ms. DeHart has both trial and appellate experience with toxic tort/personal injury exposure claims and complex environmental soil, groundwater, sediment and well contamination property damage claims. Both her education and practice have given her significant knowledge of the key Federal and California environmental statutes, including the Comprehensive Environmental Response, Compensation & Liability Act (CERCLA), the Hazardous Substance Account Act (HSAA/California Superfund), the Clean Water Act (CWA), the Resource, Conservation & Recovery Act (RCRA), the California Land Reuse and Revitalization Act (CLRRA), the Polanco Redevelopment Act, and the Porter-Cologne Water Quality Act.

Has defended numerous lawsuits brought under CERCLA, HSAA, RCRA, Clean Water Act, Porter-Cologne, CLRRA and Polanco Redevelopment Act and has intimate knowledge of each of these statutes.
In the context of her environmental practice, has specialized in soil, groundwater and municipal well contamination cases involving volatile organic compounds, including PCE and TCE, over the past two decades.
Has counseled clients on property contamination issues, and environmental investigations and response actions.
Has counseled and represented clients with respect to storm water issues.
Has counseled clients on waste handling and disposal issues and formation of recycling and reuse programs which will be accepted by the EPA and local environmental agencies.
Has specialized in city-wide, area-wide and state-wide environmental contamination claims.
Has handled and successfully resolved a wide range of product liability matters.
Has handled and successfully resolved various food and water-bourne illness claims.
Has achieved victories for her clients at the motion to dismiss, summary judgment, trial and appellate levels in both toxic tort and environmental contamination cases.
Litigated the city-wide PCE contamination case of City of Modesto et al. v. The Dow Chemical Co., et al. for ten years and two trials, resulting in a combination of directed verdicts and nonsuits for the client.
In the context of the Modesto case, represented a party in interest in the appellate decision City of Modesto Redevelopment Agency v. The Dow Chemical Co. (2004) 119 Cal.App.4th 28, which has been used as a standard for Water Code section 13304 liability and nuisance liability in the state of California, including its favorable citation by the Ninth Circuit Court of Appeals in Redevelopment Agency for the City of Stockton v. BNSF Railway Company, et al., 2011 U.S. App. Lexis 13135 (June 28, 2011) in its pronunciation of the law of nuisance liability in the Ninth Circuit.
Has achieved significant summary judgment victories for her property owner and property manager clients regarding mold contamination, including summary judgment of plaintiff’s claims in her clients’ favor and summary adjudication of their cross-claims in her clients’ favor awarding them indemnity and defense costs.
Represented one of the parties involved in the decisions in the Ninth Circuit in the Hinds Investments, L.P. v. Angioli cases, which resulted in affirmations of the Eastern District’s granting of motions to dismiss CERCLA, HSAA, RCRA, nuisance and trespass in favor of equipment manufacturer defendants, including a benchmark published decision from the Ninth Circuit as to the standard for RCRA liability in the Ninth Circuit.
Has won several summary adjudication motions in environmental contamination cases and toxic tort cases based on the defense of the statute of limitations.
Has won several summary judgment motions in environmental/toxic tort matters for government contractor clients based on the federal enclave defense and choice of law clauses.
Has represented clients before the regional and state water quality control boards in cleanup and abatement order proceedings.
Has represented clients in communications and negotiations with the Department of Toxic Substances Control and the Environmental Protection Agency.
Has won several summary adjudication motions in environmental contamination cases under CERCLA and HSAA, with Court holding that client did not qualify as a potentially responsible party under either statute.
Has tried toxic tort cases to verdict, successfully representing property owners defending against claims of workplace exposures, and succeeded in upholding defense verdicts on appeal.
Has litigated toxic tort cases to summary judgment, and on appeal, representing chemical and equipment manufacturers and suppliers against claims of product defect and workplace exposures.
Has significant appellate experience in both toxic tort and environmental cases.

Admissions

California

United States District Courts, California
United States Court of Appeals Ninth Circuit

Best Lawyers in America® distinction in Mass Tort Litigation / Class Actions – Defendants (2024-2026)
Leader of Influence in Law, San Diego Business Journal (2023-2024)

Government Contractors

Member, San Diego County Bar Association

Board of Directors, FC Balboa Soccer Club
Vice President of Communications, Austin Parents Association, St. Augustine High School
Volunteer, American Youth Soccer Organization, North Park

Kristin Reyna DeHart

Bar Admissions

Areas of Focus

Admissions

Education

Buchalter Attorneys Named 2026 Best Lawyers in America

Buchalter Adds New Shareholder in San Diego