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Water

EPA Eyes 2022 For Finalizing Biosolids Land Application Risk Framework

EPA plans to finalize in 2022 a screening tool and probabilistic risk assessment framework that will help assess risks from per- and polyfluoroalkyl substances (PFAS) and hundreds of other substances that have been detected in biosolids that are used as fertilizer, after a still-pending peer review by the agency’s Science Advisory Board (SAB).

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Scientist Says ATSDR Study Underlines Gulf In PFAS Toxicity Findings

The Agency for Toxic Substances and Disease Registry’s (ATSDR) decision to finalize risk levels for key per- and polyfluoroalkyl substances (PFAS) much more stringent than EPA’s figures shows the difficulty of finding consensus on safe exposure levels to even a few of the thousands of perfluorinated chemicals, a scientist says.

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Michigan officials defend PFAS standards, criticize 3M lawsuit

Michigan state officials are firing back at chemical manufacturer 3M over its attempt to overturn the state’s rules to regulate per- and polyfluoroalkyl substances (PFAS).

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NIEHS seeks drinking water contaminant data

The National Institute of Environmental Health Sciences (NIEHS), on behalf of the White House, is seeking data on research to identify, analyze, monitor, and mitigate drinking water contaminants of concern.

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Pebble Mine permit appeal likely to last into 2022

The Army Corps of Engineers is unlikely to make a decision before 2022 on the Pebble Limited Partnership’s appeal of a Clean Water Act permit denial due to the complexity of the project and the appeal.

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Judges Question Dairies’ Bid To Overturn EPA SDWA Enforcement Action

A three-judge panel of the U.S. Court of Appeals for the 9th Circuit pressed an attorney for a Washington state dairy why the company should be able to challenge an EPA Safe Drinking Water Act (SDWA) enforcement action years after the fact, including asking whether the suit should fail on jurisdictional grounds.

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Dingell Seeks Tougher PFAS Limits After ATSDR Adopts Strict Risk Values

Rep. Debbie Dingell (D-MI), a leader of Capitol Hill efforts to address per- and polyfluoroalkyl substances (PFAS), is urging regulators and other federal officials to quickly adopt stricter limits on the chemicals after the Agency for Toxic Substances and Disease Registry’s (ATSDR) formally adopted risk values more conservative than EPA’s.

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As NAS Weighs Advice To Clinicians, Citizens Call For PFAS Medical Testing

Citizens affected by per- and polyfluoroalkyl substances (PFAS) in the Midwest told a National Academy of Sciences (NAS) panel that they support medical testing of PFAS in communities and incorporating PFAS-related protocols into medical screenings just as other potential exposures are screened for during health appointments.

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Environmental groups press EPA to block Everglades drilling

In one of the first tests of Florida’s new authority, the Natural Resources Defense Council and 81 other environmental groups want EPA to object to the state’s issuance of Clean Water Act section 404 permits.

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CBF criticizes Biden EPA over Conowingo Dam TMDL response

The Chesapeake Bay Foundation (CBF) says EPA must ensure pollution reduction plans achieve Chesapeake Bay cleanup goals, not just identify shortcomings in a nitrogen control plan for the dam.

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