Mr. Singarella is named among the "Top 100 Lawyers in California" as a "titan in the water resources field."Daily Journal 2011

Paul N. Singarella

Orange County | San Francisco
  • 650 Town Center Drive
  • 20th Floor
  • Costa Mesa, CA 92626-1925
  • USA

Paul Singarella, Chair of the Orange County office Environment, Land and Resources Department, is a nationally-recognized water, products, and oil and gas lawyer and litigator. He has received numerous mentions as a Top 100 lawyer in the State of California by the Los Angeles and San Francisco Daily Journals, and is repeatedly mentioned in “Best Lawyers in America.” He is a MIT-educated engineer and hydrologist and former National Science Foundation scholar in chemistry.

Mr. Singarella has parlayed his science background into a multi-disciplinary legal practice, the hallmark of which is complex, high-profile matters where technical issues such as natural resources, water, and contamination are key to administrative agency action and litigation outcomes. Most recently, he was a lead member of the Latham team that prevailed in the landmark case of Florida v. Georgia--an interstate water rights case decided by the US Supreme Court in June 2018.

His west coast practice before CalRecycle, the California Water Boards, the Department of Toxic Substances Control (DTSC), the California Coastal Commission, the California Air Resources Board (CARB), US EPA, and US Army Corps is widely recognized, and consists of an array of clients including product manufacturers, utilities, water districts, developers, oil and gas, and municipal.

Mr. Singarella's experience includes:

  • Product regulation by CalRecycle, the California Legislature, and local government of single-use foam cups and containers, including issues related to the circular economy, product stewardship, and the North Pacific garbage patch.
  • Product regulation by DTSC of foam insulation under the California Green Chemistry law.
  • Legislation overhauling the regulation by CalRecycle and DTSC of used oil, including a 3-year life-cycle analysis funded by motor oil fees.
  • Transactional and regulatory advice for renewable diesel refineries proposing to produce for the CARB low-carbon fuel standard.
  • Enforcement by the LA Regional Board regarding the Aliso Canyon natural gas release and whether work-out fluids and products impacted local water resources.
  • Regulation and enforcement by CARB of aftermarket product kits in the motorcycle industry.
  • The equitable apportionment of 3 rivers in the southeastern US in Florida v. Georgia (SCOTUS Original Action No. 142).
  • Wastewater improvements and related food-chain issues in the Sacramento/San Joaquin Bay Delta.
  • Desalination, reclamation, and desalter projects in California.
  • The Irvine Ranch Water District's Natural Treatment System and numerous village EIRs on the Irvine Ranch.
  • The Playa Vista development in West Los Angeles, including the Freshwater Wetland System.
  • The proposed new championship golf course at, and other expansion of, Pebble Beach.

Mr. Singarella's representative matters include advising:

  • Chapman University
  • Dart Container
  • State of Florida
  • Masco
  • Metropolitan Water District of Southern California
  • Montrose Chemical Corporation
  • Pebble Beach Company
  • Poseidon Resources Corp.
  • Ryze Renewables
  • San Diego Gas & Electric
  • Southern California Edison
  • Water Replenishment District of Southern California
  • World Oil
Thought Leadership
  • Five Things to Know About the "Waters of the United States" Rule
  • EPA and Army Corps Issue Final Rule to Govern Federal Clean Water Act Jurisdiction
  • Massive California Water Bond Slated for November 4 General Election as Proposition 1
  • Clean Energy Law Report: Waters of the United States Proposed Rule
  • EPA, Army Corps Propose New Rule to Govern Federal Clean Water Act Jurisdiction
  • The Latest on California's Evolving Hydraulic Fracking and Well Stimulation Regulations
  • Agency Sets The Stage For Fracking's Future In Calif.
  • Koontz Decision Extends Property Owners' Constitutional Protections
  • Developers' Communications with Agencies Not Privileged: California Appeals Court Holds
  • Proposition E Update: Technology Companies Leading Development Wave in San Francisco's Mid-Market
  • Rethinking the Point/Nonpoint Source Distinction for Stormwater Permits
  • The Role of Economics in Environmental, Health, and Safety Regulation After Entergy

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