Jurisdiction: Washington

2017-02-06 North Dakota v. EPA Climate Change Mitigation Defense of Federal Standards

Multiple states joined as defendant-intervenors in support of EPA in lawsuit challenging New Source Performance Standards (NSPS) for carbon dioxide emissions from new and modified power plants.

California, Connecticut, Delaware, District of Columbia, Hawaii, Illinois, Iowa, Maine, Maryland, Massachusetts, Minnesota, New Hampshire, New Mexico, New York, Oregon, Rhode Island, Vermont, Virginia, Washington
2016-10-27 Connecticut v. Hyundai Motor Co. Air Pollution, Climate Change Mitigation Lawsuit vs. Private Actors

Multi-state settlement of consumer-protection claims against car manufacturers that overstated their vehicles’ fuel efficiency.

Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Missouri, Nebraska, Nevada, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, Tennessee, Texas, Virginia, Washington, Wisconsin
2016-06-28 Settlement with Volkswagen for Emissions Defeat Devices Air Pollution Lawsuit vs. Private Actors

Settlement of consumer protection claims raised by a multi-state coalition of state attorneys general against Volkswagen for selling vehicles equipped with “defeat device” software intended to circumvent emissions standards and concealing this software from regulators and the public.

Alabama, Alaska, Arkansas, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Louisiana, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New York, North Carolina, North Dakota, Ohio, Oregon, Pennsylvania, Puerto Rico, Rhode Island, South Carolina, South Dakota, Tennessee, Utah, Virginia, Washington, Wisconsin, Wyoming
2016-06-22 Congressional Testimony on Toxic Substances Control Act (TSCA) Amendments Pesticides & Toxics Legislative Input

Letters and testimony providing recommendations on federal legislation amending the Toxic Substances Control Act (TSCA) to revise the process and requirements for evaluating and determining whether regulatory control of a chemical is warranted.

California, Hawaii, Iowa, Maine, Maryland, Massachusetts, New Hampshire, New York, Oregon, Rhode Island, Vermont, Washington
2016-05-18 Green 20 State AG Coalition Climate Change Mitigation Other

Group of 17 state AGs and Former Vice President Al Gore announced a coalition of states committed to taking creative steps to combat climate change, including investigations into fossil fuel companies and climate-related disclosures.

California, Connecticut, District of Columbia, Illinois, Iowa, Maine, Maryland, Massachusetts, Minnesota, New Mexico, New York, Oregon, Rhode Island, U.S. Virgin Islands, Vermont, Virginia, Washington
2016-03-11 Hanford Site Nuclear Waste Clean-Up Solid & Hazardous Waste Lawsuit vs. Federal Government

Oregon and Washington AGs filed multiple lawsuits against the Department of Energy (DOE) concerning the cleanup and processing of nuclear waste stored in Hanford, Washington.

Oregon, Washington
2015-11-03 West Virginia v. EPA Climate Change Mitigation Defense of Federal Standards

Multi-state intervention to join EPA’s defense of Clean Power Plan against challenge mounted by other states and industry petitioners.

California, Connecticut, Delaware, District of Columbia, Hawaii, Illinois, Iowa, Maine, Maryland, Massachusetts, Minnesota, New Hampshire, New Mexico, New York, Oregon, Rhode Island, Vermont, Virginia, Washington
2014-06-23 Utility Air Regulatory Group v. EPA Climate Change Mitigation Defense of Federal Standards

Multiple states intervened in lawsuit to defend EPA rules concerning regulation of greenhouse gas emissions from stationary and mobile sources.

California, Connecticut, Delaware, Illinois, Iowa, Maine, Maryland, Massachusetts, Minnesota, New Hampshire, New Mexico, New York, North Carolina, Oregon, Rhode Island, Vermont, Washington
2013-08-13 In re Aiken County Energy, Solid & Hazardous Waste Lawsuit vs. Federal Government

Washington and South Carolina AGs pursued mandamus action to force the Nuclear Regulatory Commission to proceed with the licensing process of Yucca Mountain as a nuclear waste repository.

South Carolina, Washington
2013-08-08 Agreement for DOE to Update Energy Efficiency Standards Climate Change Mitigation, Energy Administrative Proceeding

Multi-state coalition reached agreement with U.S Department of Energy establishing timetable for updating federal efficiency standards for energy-intensive consumer products.

Connecticut, Maine, Maryland, Massachusetts, New York, Oregon, Rhode Island, Vermont, Washington
2012-06-02 New York v. Jackson Air Pollution Lawsuit vs. Federal Government

Multi-state lawsuit to force EPA to comply with Clean Air Act requirement to update and revise National Ambient Air Quality Standards (NAAQS) every five years.

California, Connecticut, Delaware, Maryland, Massachusetts, New Mexico, New York, Oregon, Rhode Island, Vermont, Washington
2007-12-11 Central Valley Chrysler-Jeep, Inc. v. Goldstene Climate Change Mitigation Defense of State Rule

State AGs intervened in lawsuit to defend California’s greenhouse gas emission standards for motor vehicles against challenge alleging that the standards are preempted by the Energy Policy and Conservation Act (EPCA).

California, Connecticut, Maine, Massachusetts, New Jersey, New York, Oregon, Rhode Island, Vermont, Washington
2007-04-02 Massachusetts v. EPA Climate Change Mitigation Lawsuit vs. Federal Government

Multi-state challenge to EPA denial of petition to regulate greenhouse gas emissions from motor vehicles under Clean Air Act.

California, Connecticut, District of Columbia, Illinois, Maine, Massachusetts, New Jersey, New Mexico, New York, Oregon, Rhode Island, Vermont, Washington
2006-07-03 Pakootas v. Teck Cominco Metals, Ltd. Natural Resources, Solid & Hazardous Waste, Water Pollution Amicus Brief, Lawsuit vs. Private Actors

Washington State intervened and multiple states submitted Amicus Briefs in lawsuit filed by Native American tribe against Canadian smelting company for polluting the Columbia River and Lake Roosevelt.

Arizona, California, Idaho, Montana, Oregon, Washington