About Hazel Ocampo

Hazel Ocampo is an Environmental, Natural Resources, and Land Use attorney, guiding clients through the intricacies of federal, state, and local regulations including the Clean Air Act, the Clean Water Act, CEQA, Superfund, RCRA, the Endangered Species Act, and California’s Proposition 65.

Hazel regularly conducts audits and defends companies subject to government agency investigations and enforcement regarding alleged violations of environmental regulations. Specifically, Hazel handles administrative enforcement actions before the U.S. Department of Justice, the Environmental Protection Agency, the Regional Water Quality Control Boards, the Department of Toxic Substances Control, the Department of Environmental Health, and the Air Pollution Control District. She also advises clients on a variety of compliance matters, renewable energy, real estate due diligence (Phase I/Phase II), and universal and hazardous waste regulations.

Hazel has represented a variety of industrial operators, including national telecommunications companies, aeronautic manufacturers, vehicle manufacturers, metal recyclers, food processors, and dry cleaners in cases involving air emissions, vapor intrusion, contaminated groundwater, surface water and soil.

Prior to entering private practice, Hazel worked for the White House Council on Environmental Quality (CEQ) where she assisted with the implementation of the National Environmental Policy Act (NEPA). Prior to that, she was selected for the prestigious Executive Fellowship in the California Environmental Protection Agency (Cal/EPA). While with Cal/EPA, she handled matters relating to water and soil contamination and automotive issues for the Schwarzenegger Administration.

Concentrations

•Air, water, and waste regulation
•Real estate due diligence
•Governmental investigations
•Superfund and contamination
•Water rights
•Water resources
•Renewable energy
•Climate change

Recognition & Leadership

Awards & Accolades

•Listed, San Diego Business Journal, “100 Women of Influence in Law,” 2025
•Team Member, a Law360 “Environmental Practice Group of the Year, 2022

 

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Services

Areas of Law

  • Other 11
    • Environmental
    • Environmental & Toxic Tort Litigation
    • Environmental, Social & Governance (ESG)
    • White Collar Defense & Investigations
    • Energy & Natural Resources
    • Regulatory & Compliance
    • Federal Regulatory & Administrative Law
    • Proposition 65 & Green Chemistry
    • Food, Beverage & Agribusiness
    • Complex Torts
    • Restaurant Industry

Practice Details

  • Languages
    Spanish
  • Firm Information
    Position
    Shareholder
    Firm Name
    Greenberg Traurig, LLP
  • Representative Cases & Transactions
    Cases
    Experience: Defense of Government Agency Enforcement: Reduced multimillion-dollar penalties in Regional Water Quality Control Board administrative enforcement actions targeting private companies
    developers for alleged violations of Waste Discharge Requirements.
    Represented Fortune 500 Company in action alleging marine sediment contamination in San Diego Bay due to PAHs, PCBs
    heavy metals.
    Reduced hundreds of thous
    s of dollars in potential penalties for asbestos-related violations in enforcement actions by the Air Pollution Control District (APCD).
    Represented dry cleaner facilities in enforcement action by the San Diego Department of Environmental Health (DEH) regarding alleged contamination of soil/groundwater due to volatile organic compounds (VOC's) including Perchloroethylene (perc) .
    Defended electronics recycling company in enforcement action by the Department of Toxic Substances Control regarding alleged violations of California Hazardous Waste laws.
    Represented private ranch owner regarding regarding an un-permitted stream alteration in a multi-agency action involving the California Attorney General, the Regional Water Quality Control Board, the U.S. Army Corps of Engineers,
    the California Department of Fish
    Wildlife.
    Permitting: Represented the largest U.S. producer of blue-green algae securing various operational permits after a 20+ year operation, negotiated for zero penalties associated with prior uses,
    achieved approvals for facility expansion.
    Secured operational permits for major beef processing facility, including a full regulatory compliance plan to commence operations, resulting in record-breaking opening date.
    Secured development permits for national housing developers including Clean Water Act Sec. 401 Certification, Sec. 404 NWP Authorization
    Streambed Alteration Agreement under the California Fish
    Game Code.
    Governmental Investigations: Represented natural gas
    electricity provider involved in joint investigation by various California District Attorneys for alleged violations of California's Unfair Competition Law, resulting in no enforcement
    zero penalties.
    Represented after-market vehicle parts manufacturers
    dealers in enforcement action by the United States Department of Justice
    the Environmental Protection Agency (EPA) for alleged violations of the Clean Air Act.
    Advised major telecommunications companies regarding compliance with California Hazardous Waste laws,
    in formal investigation by the California Attorney General.
    Represented major manufacturer of grooming products in third-party investigation by the Federal Trade Commission (FTC), opposing proposed merger of two competitors who threatened to dominate the market.
    Compliance Counseling: Represented FDA-regulated organic vitamin supplement manufacturer with respect to product compliance issues.
    Created regulatory roadmap
    compliance plan for Research
    Development facility seeking to obtain federal, state,
    local authorizations to produce biofuels, including the use of Genetically Modified Organisms (GMOs).
    Represented FDA-regulated company with global operations involved in the production of algin
    biogum used in food
    cosmetic products.
    Secured FDA approvals for Latin American medical device company seeking to sell products in the U.S.
    Counseled corporate entities on imports, exports,
    agricultural product compliance.
    Advised Japanese manufacturing companies regarding complex regulations applicable to unique safety products proposed for sale in the U.S.
    Litigation: Defended multimillion-dollar CERCLA suit against automotive parts recycler by proving de minimis contribution.
    Defended Proposition 65 actions involving product manufacturers, retailers, wholesalers,
    distributors.
    The above representations were h
    led by Ms. Ocampo prior to her joining Greenberg Traurig, LLP.
    Clerkships
    Fellowships: Law Clerk, White House Council on Environmental Quality (CEQ), 2010
    Law Clerk, California Environmental Protection Agency, 2010
    Law Clerk, Office of Governor Arnold Schwarzenegger, 2009
    Executive Fellow, Cal/EPA, Governor Arnold Schwarzenegger, 2007-2008
  • Additional Links

Experience

  • Bar Admission & Memberships
    Admissions
    California
    Memberships

    Professional & Community Involvement

    •Member, American Bar Association
    •Vice Chair of Membership, Section of Environment, Energy, and Resources 2019-2021
    •Chair-Elect, Meritas Young Lawyer Advisory Board, 2020
    •Co-Chair, Meritas Environmental Energy, and Resources Practice Group, 2018-2020
    •Leadership Committee, California Minority Counsel Program, Women of Color Conference
    •Board Member, San Diego Chamber Young Leaders
    •Member, La Raza Lawyers Association
    •Past Annual Meeting Co-Chair, 2019-2020
    •Member, Ivy League Club of San Diego
    •Member, Cornell Club of San Diego
    •Member, Abogadas MX

  • Education & Certifications
    Law School
    Cornell Law School
    J.D.
    Editor, Journal of Law and Public Policy
    Other Education
    University of California at Los Angeles
    B.A.

Activity

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Attorneys FAQs

  • Does this attorney speak any other languages?
    Hazel Ocampo speaks Spanish.
  • How many attorneys are in this law firm?
    Greenberg Traurig, LLP has 2750 attorneys at this location.
  • What law school did this attorney attend?
    Hazel Ocampo attended Cornell Law School.
  • What year was this attorney's law firm established?
    Greenberg Traurig, LLP was established in 1967.