Last mentioned: Mar 20, 2026
The Trump administration EPA officially revokes the 2009 scientific finding.
Public health and environmental groups file the first lawsuit against the repeal.
24 states and 10 cities file a major challenge in the D.C. Circuit Court of Appeals.
Multi-State Lawsuit Filed
A coalition of 23 states and 14 cities files a legal challenge in the U.S. Court of Appeals.
Multi-State Lawsuit Filed
A coalition of 23 states and 14 cities sues the EPA in the D.C. Circuit Court of Appeals.
State Coalition Lawsuit
24 states and 10 cities file a major challenge in the D.C. Circuit Court.
Media Backlash
Health experts and advocacy groups label the bill's scientific claims regarding water pollution as unverified.
Bill Introduction
Rep. Mary Miller introduces the Clean Water For All Life Act in the House.
Press Conference
Miller and Kristan Hawkins (Students for Life) present the bill as an environmental protection measure.
Current Rollback
The Trump administration finalizes the easing of toxic emission limits for coal-fired utilities.
First Legal Challenge
Public health and environmental groups file the first lawsuit against the repeal.
EPA Revokes Finding
The Trump administration formally terminates the 2009 endangerment finding.
Trump Revokes Finding
The Trump administration formally terminates the 2009 conclusion to halt climate regulations.
EPA Finalizes Repeal
The Trump administration EPA finalizes the rule revoking the 2009 finding.
Biden Strengthening
The EPA finalizes a rule to tighten mercury limits, specifically targeting lignite coal plants.
First Trump Rollback
The EPA first attempts to weaken the 'appropriate and necessary' finding for MATS.
MATS Introduced
The Obama administration issues the first national standards for mercury and toxic air pollutants from power plants.
Vehicle Standards Implemented
Federal rules limiting greenhouse gas tailpipe emissions for 2012-2027 models take effect.
Endangerment Finding Issued
The EPA under the Obama administration officially finds that greenhouse gases threaten public health.
Endangerment Finding Issued
The EPA under President Obama officially declares greenhouse gases a threat to public health.
House Republicans have introduced the Clean Water For All Life Act, a bill that seeks to restrict abortion pill access by framing fetal remains as environmental pollutants. The legislation would mandate 'catch kits' for patients, ban telehealth prescriptions, and impose severe criminal penalties including five-year prison sentences.
House Republicans have introduced legislation that would criminalize flushing fetal remains, mandating the use of 'catch kits' for medical abortions to prevent alleged water contamination. The bill represents a novel attempt to use environmental protection frameworks to restrict reproductive healthcare access and ban telehealth services.
A coalition of 24 states and 10 cities has filed a lawsuit against the EPA to block the repeal of the 2009 endangerment finding. The legal challenge seeks to restore the scientific foundation that allows the federal government to regulate greenhouse gas emissions under the Clean Air Act.
A coalition of 24 states and 10 cities has filed a lawsuit against the EPA to challenge the repeal of the 2009 endangerment finding, which identified greenhouse gases as a public health threat. This legal battle represents a critical juncture for U.S. environmental policy, as the repeal threatens the foundational legal basis for regulating emissions from vehicles and power plants.
A coalition of 23 states and 14 cities has filed a lawsuit against the EPA to overturn the Trump administration's repeal of the 2009 endangerment finding. The legal challenge seeks to restore the scientific foundation that mandates federal regulation of greenhouse gas emissions under the Clean Air Act.
A coalition of 23 states and 14 cities has filed a major lawsuit against the EPA to block the Trump administration's repeal of the 2009 endangerment finding. The legal challenge argues that the revocation violates the Clean Air Act and ignores established climate science to benefit the fossil fuel industry.
The Trump administration has finalized a significant rollback of federal limits on mercury and other toxic air pollutants from coal-fired power plants. The move reverses stringent Biden-era environmental protections to reduce compliance costs for the fossil fuel industry, sparking a sharp divide between utility operators and public health advocates.
The Department of Defense has announced significant delays in the cleanup of PFAS contamination across hundreds of military installations, citing technical and budgetary hurdles. This move comes as the EPA tightens drinking water standards and public health advocates warn of the long-term carcinogenic risks to service members and surrounding communities.