For over a decade, U.S. EPA has embarked on a national enforcement strategy regarding combined sewer overflows (CSOs) and sanitary sewer overflows (SSOs) from municipal wastewater treatment systems.  As part of the enforcement strategy, U.S. EPA has entered a large number of federal consent decrees which establish deadlines for the elimination of CSOs/SSOs.  These decrees

Following a failure of the dike at the Kingston Fossil Plant in Tennessee which received national attention, the Obama Administration announced it would re-evaluate regulation of coal combustion residuals (CCR) or coal ash.  

The Administration’s key decision was whether to regulate CCR under Subtitle C of the Resource Conservation and Recovery Act (RCRA) as

One of the issues that has prevented local governments from being more aggressive in addressing brownfields has been liability concerns associated with existing environmental contamination.  Prior to 2009, some local governments learned the hard way that placing their name in the chain of title as an "owner" exposed the local government to liability under CERCLA

Back on December 14, 2012, EPA strengthened the National Ambient Air Quality Standard (NAAQS) for fine particle pollution.  The standard was strengthened from 15.0 micrograms per cubic meter (ug/m3) to 12.0 ug/m3.  

Under the Clean Air Act, EPA first asks States to propose which counties should be deemed as not meeting the standard (i.e.

Combating ozone pollution is really about time.  When I was back at Ohio EPA, we had countless meeting discussing how Ohio could (or whether it could) accelerate progress dramatically in reducing ozone pollution.  During that time we would discuss "on-the-books controls" versus new state initiatives.  

"On-the-book controls" referred to a suite of federal air