U.S. EPA to Reconsider PM2.5 NAAQS
Posted: July 2021
On June 10, 2021 U.S. EPA announced that it would reconsider the previous administration’s decision to retain the particulate matter less than 2.5 microns (PM2.5) National Ambient Air Quality Standard (NAAQS). The previous administration made its final decision to retain […]
Read MoreCement and Concrete: What’s the Difference? What Effects Do They Have on Sustainability?
Posted: July 2021
There are some age-old questions out there: What’s the difference between bourbon and whiskey? A calzone and a stromboli? A fiddle and a violin? What about the difference between cement and concrete? To keep it short and sweet, cement is […]
Read MoreMeet Kevin Chaplin
Posted: June 2021
Kevin Chaplin // Senior Managing Consultant // Louisville, KY Office What are your roles at ALL4? As a Senior Managing Consultant I am responsible for people and projects in the Occupational Health & Safety and Industrial Hygiene practice areas. While […]
Read MoreRACT III – Status Update and Compliance Considerations
Posted: June 2021
On Wednesday, May 19, 2021, PADEP’s Reasonably Available Control Technology (RACT) rule (referred to herein the RACT III Rule) went to the Environmental Quality Board (EQB) for review and approval. The proposed draft version of the rule as well as […]
Read MoreFederal OSHA – Robust Enforcement and Regulatory Actions are on the Horizon
Posted: May 2021
On April 9, 2021 President Biden announced his intention to nominate Doug Parker as the Assistant Secretary of Labor for Workplace Safety and Health, which is a leadership role of the Occupational Safety and Health Administration (OSHA). The position has […]
Read MoreMeet Stewart McCollam
Posted: April 2021
Stewart McCollam // Technical Manager // Louisville, KY Office The Kentucky team onboarded to ALL4 as part of a 4Q2020 acquisition, what impact has that had on you and your clients? Being part of an organization that is nationally recognized […]
Read MoreU.S. EPA Finalizes CSAPR Update
Posted: April 2021
U.S. EPA finalized updates to their Cross State Air Pollution Rule (CSAPR) on March 15 to address 22 states’ good neighbor obligations for the 2008 Ozone National Ambient Air Quality Standard (NAAQS). The original CSAPR update was published in 2016 […]
Read MoreCAO Reporting Year 2020 TAC Emissions Inventory Report
Posted: March 2021
The Cleaner Air Oregon (CAO) health-based air toxics regulatory program includes a provision [OAR 340-245-0040(2)] for all facilities with a Standard or Simple air contamination discharge program (ACDP) permit or a Title V air permit in Oregon to submit an […]
Read MoreALL4’s Texas 2021 Look Ahead
Posted: January 2021
Goodbye 2020! There has never been a year that literally everyone is unanimously looking to put in the history books and move on. 2020 brought so many challenges to many (all) of you, both personally and in your line of […]
Read More2021 Look Ahead: Priorities for a Year of Accelerated Change
Posted: January 2021
// Colin McCall Each year in our annual Look Ahead Article we face a challenge: assess the landscape in front of us as it exists in January, and attempt to predict how that landscape might shift to identify the most […]
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