EPA, Clean Water Act

EPA signals it could narrow Clean Water Act protections
The Environmental Protection Agency (EPA) has signaled that it could narrow which set of waters receive protections under the Clean Water Act. The law requires the EPA to protect so-called “waters of the United States” but there has been significant political back-and-forth as to which bodies of water that should include.
EPA likely to move to further limit federal protections for wetlands
The Trump administration on Wednesday announced it will reconsider the reach of the nation’s bedrock clean water law and likely further limit the wetlands it covers.
EPA Moves to Narrow Water Protections, Citing Supreme Court Ruling
The Clean Water Act’s ambiguous definition of "waters of the United States" led to a restrictive U.S. Supreme Court interpretation in 2023 following revisions of WOTUS under Presidents Obama, Trump, Biden — and now Trump again.
EPA Moves to Narrow Regulation of US Waterways
The U.S. Environmental Protection Agency on Wednesday announced that it will narrow the definition of waters that can be federally regulated to comply with a 2023 Supreme Court decision, a move cheered by Republican lawmakers in agricultural states.
EPA moves to narrow protections for U.S. waterways, reversing Biden
The Environmental Protection Agency announced that it will narrow the definition of wetlands, rivers and other waterways that receive federal protections.
Supreme Court Misses the Reality of EPA Clean Water Act Permits
Northwestern Pritzker School of Law’s Robert Weinstock and Alexa Longstaff say there are shortcomings to the Supreme Court ...
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U.S. Supreme Court Limits EPA Clean Water Act Permitting Authority
On March 4, 2025, the Supreme Court of the United States issued its decision in City & County of San Francisco v. Environmental Protection Agency ...
EPA to roll back regulations on power plant emissions, tailpipe pollution
The Trump administration announced a wave of regulatory rollbacks on Wednesday that included a repeal of emissions limits on ...
EPA to review landmark 2009 finding that greenhouse gases are a danger to public health
Environmental Protection Agency to review a key 2009 finding by the agency that greenhouse gases pose a risk to Americans.
Supreme Court strikes down EPA rules on discharge of water pollution
The justices ruled that the agency cannot impose generic prohibitions against violating water quality standards.
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San Francisco v. EPA Brings the End of “End Result” NPDES Permit Requirements
In its recent decision in San Francisco v. EPA, the U.S. Supreme Court overturned a Ninth Circuit interpretation of the Clean Water Act (“CWA”), ...
Supreme Court Rules the Clean Water Act Doesn’t Actually Require That Water Be Clean
On Tuesday, the Supreme Court substantially weakened federal limitations on raw sewage discharge into nearby bodies of water.
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Trump admin to roll back pivotal Clean Water Act rule
EPA Administrator Lee Zeldin announced plans to redefine "waters of the U.S" and promised a "consequential day of ...
EPA head launches 31 actions to roll back air, water rules in 'greatest day of deregulation'
Environmental Protection Agency head Lee Zeldin said Wednesday the agency has launched "the biggest deregulatory action in ...