Earlier this month, in Lewis v. United States the 5th Circuit issued a decision interpreting the Supreme Court’s decision in Sackett v. EPA. The 5th Circuit decision is a model of clarity and demonstrates what I’ll call the...more
An article in Science published last week indicates that the mortality risk from exposure to PM2.5 from coal-fired electric generating units is roughly twice as high as the risk posed by PM2.5 from other sources. According...more
Last week, Inside EPA (subscription required) reported that EPA will reopen CERCLA cleanups due to the presence of PFAS on a case-by-case basis. The article reported on the gnashing of teeth among the regulated community at...more
11/7/2023
/ CERCLA ,
Contaminated Properties ,
Contamination ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Hazardous Substances ,
PFAS ,
Regulatory Agenda ,
Regulatory Reform ,
Superfund ,
Toxic Chemicals ,
Toxic Exposure
Late last month, in Munoz v. Intercontinental Terminals Company, the 5th Circuit Court of Appeals held that the liability provisions of CERCLA and the Oil Pollution Act do not overlap and that, consequently, where oil and...more
Last week, Inside EPA (subscription required) reported that the Texas Commission on Environmental Quality has basically informed EPA that EPA may not promulgate guidance on cumulative risk assessments because of questions...more
Last month, Judge John Hunderaker held that the Endangered Species Act requires EPA to consult with the Fish and Wildlife Service and the National Marine Fisheries Service before issuing recommended water quality criteria. ...more
Earlier this week, the 10th Circuit Court of Appeals vacated EPA’s disapproval of Montana’s regional haze plan for the PacifiCorp’s Wyodak power plant. The basis for the disapproval was an issue near and dear to my heart. ...more
Earlier this week, the 9th Circuit Court of Appeals affirmed EPA’s NPDES permit issued to San Francisco’s Oceanside sewer system. San Francisco had challenged the permit on the ground that EPA does not have authority to...more
8/3/2023
/ Appeals ,
Clean Water Act ,
Environmental Litigation ,
Environmental Protection Agency (EPA) ,
Municipalities ,
NPDES ,
Permits ,
State Water Boards ,
Storm Water ,
USEPA ,
Water ,
Waters of the United States
The White House Environmental Justice Advisory Council recently weighed in on EPA’s decision whether to lower the National Ambient Air Quality Standards for PM2.5 and ozone.
Specifically, with respect to PM2.5, WHEJAC...more
On July 16, 2023, Climatewire (subscription required) released a peer review letter on EPA’s Social Cost of Greenhouse Gases (SC-GHG), which got a fair bit of press last year, because EPA’s metric was $190/ton, even though...more
Last week, the EPA Clean Air Science Advisory Committee provided EPA its review of EPA’s Policy Assessment for the Reconsideration of the National Ambient Air Quality Standard for ozone. As expected, CASAC has disagreed with...more
On Thursday, the Office of Management and Budget released proposed revisions to “Circular A-4”. It also released a separate preamble, explaining its thinking and asking for comment on certain identified issues....more
Today, the 5th Circuit Court of Appeals dismissed for lack of standing claims by a number of states challenging the Biden Administration’s Interim Estimates of the Social Cost of Carbon. The Court had telegraphed this...more
Last week, Inside EPA (subscription required) reported that the Clean Air Science Advisory Committee has pretty much agreed that the National Ambient Air Quality Standards for ozone must be made more stringent. Apparently,...more
On March 14, 2023, EPA proposed to regulate certain PFAS under the Safe Drinking Water Act. EPA proposed Maximum Contaminant Level Goals for PFOA and PFOS of zero. It proposed Maximum Contaminant Levels for PFOA and PFOS of...more
3/16/2023
/ CERCLA ,
Clean Water Act ,
Contamination ,
Drinking Water ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Groundwater ,
Hazardous Substances ,
PFAS ,
Regulatory Standards ,
Safe Drinking Water Act ,
Superfund ,
Toxic Chemicals
Last week, D.C. Circuit Court of Appeals rejected challenges to EPA’s “Revised Cross-State Air Pollution Update Rule”. The Court found that the Rule was “an appropriate exercise of EPA’s statutory authority”....more
3/13/2023
/ Air Pollution ,
Amended Rules ,
Appeals ,
Citizen Suits ,
Department of Environmental Quality ,
Environmental Litigation ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
NAAQS ,
Ozone ,
Pollution Control ,
Statutory Authority
Earlier this month, United States District Court Judge Stephen Wilson held that NL Industries was not liable under CERCLA for air emissions of lead because such emissions did not constitute “disposal” within the meaning of...more
Last week, Judge Donald Malloy vacated the Environmental Assessment for the Bull Mountains Mine No. 1 in central Montana. Judge Malloy had already vacated the EA once; when the 9th Circuit affirmed Judge Malloy’s decision...more
EPA has finally proposed revisions to the national ambient air quality standard for PM2.5. The Administrator is proposing to lower the standard from 12.0 ug/m3 to a range of 9.0 to 10.0 ug/m3....more
Last week, EPA and the Army Corps finally published their long-awaited rule defining “Waters of the United States.” Will the WOTUS rule finally provide the clarity for which we have been waiting, allowing the rule to be as...more
Last week, the D.C. Circuit Court of Appeals granted a writ of mandamus to the Center for Biological Diversity, imposing a deadline on EPA to issue an “effects determination” concerning the potential impacts of the pesticide...more
Environment and Energy Report (subscription required) had a story today about growing opposition to EPA’s proposal to list two PFAS compounds, PFOA and PFOS, as hazardous substances under CERCLA. Here’s what really caught my...more
I’ve written before about the developing science regarding the impacts of PM2.5 emissions. Short version – they’re bad for you. They’re even worse than we thought, and there’s increasing evidence that they cause a lot of...more
As frequent readers know, I am a big fan of cost-benefit analysis. The basic idea is that, when we make a decision to regulate at a certain level, we are by definition deciding that regulating to that level is “worth” the...more
EPA announced today that it is proposing to list PFOA and PFAS as hazardous substances under CERCLA. EPA appears to be sanguine about how the listing will play out in the real world. EPA is focused on holding responsible...more