The EPA has issued important updates to final Maximum Contaminant Levels (MCLs) for six per- and polyfluoroalkyl substances (PFAS). The updates reduce the number of PFAS MCLs, extend compliance deadlines, and more.

A milestone reporting deadline is coming up in June for Colorado midstream operators that addresses fuel combustion equipment GHG emissions. We cover key components of these new reporting requirements for Colorado midstream operators.

EPA has redefined “pneumatic controllers,” now “process controllers,” changing more than just the name. We explore the new definition's implications for affected facilities.

The final rule for NSPS OOOOb and OOOOc aims to reduce flared or vented gas during liquids unloading from gas wells. We discuss gas well liquids unloading and how to comply with the new NSPS requirements.

Engine crankcase venting GHG emissions must be reported for the first time under Subpart W of EPA’s GHGRP. We discuss Subpart W updates, reporting requirements, and calculation methodologies.

Since May, drilling mud degassing operators must calculate and report GHG emissions under EPA’s GHGRP Subpart W. Operators can calculate emissions based on three methodologies. Our Delve covers Subpart W updates, what this means for operators, how to calculate emissions, and key deadlines.

We discuss potential CCUS funding changes, agency changes that may impact CCUS projects, and potential new legislation for CCUS.

Learn about various strategies and tools to reduce RAIs and streamline the Class VI permit application process.

Under HUD’s updated FFRMS requirements, certain newly constructed homes must now include a 2-foot freeboard for added flood protection. This will impact prospective first-time homebuyers seeking Federal Housing Administration loans and mortgage insurance.

We explore EPA's draft risk assessment of PFAS in biosolids and its possible regulatory impacts.