4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Addition of 1-Bromopropane to Clean Air Act Section 112 HAP List – What does it Mean?
Posted: October 20th, 2021
The U.S. EPA published an advanced notice of proposed rulemaking (ANPR) on June 11, 2021 to address the impacts of adding 1-Bromopropane (n-propyl bromide or NPB) to the hazardous air pollutant (HAP) list in the clean air act (CAA). The […]
Read articleRefrigerant Rules: Still Not the Final Chapter
Posted: October 11th, 2021
Earlier this summer, ALL4 mentioned that the first Federal rule under the bipartisan approved American Innovation and Manufacturing (AIM) Act of 2020 was to be promulgated this year, which will initiate the U.S.’ domestic approach for a phasedown of hydrofluorocarbons […]
Read articleSignificant Changes on the Way for California Emission Reporting
Posted: October 11th, 2021
Over thirty years ago the State of California enacted the Air Toxics “Hot Spots” Information and Assessment Act, which was designed to provide direction to facilities reporting emissions data under the Emission Inventory Criteria and Guideline Regulation (EICG). A need […]
Read articleUpdates to Guidance on Ozone and Fine Particulate Matter Permit Modeling Issued by U.S. EPA
Posted: October 8th, 2021
U.S. EPA’s Office of Air Quality Planning and Standards (OAQPS) published the “Revised DRAFT Guidance for Ozone and Fine Particulate Matter Permit Modeling” (Revised Draft Guidance) on September 20, 2021. The Revised Draft Guidance replaces the initial “DRAFT Guidance for Ozone […]
Read articleForest Products Industry Environmental Updates
Posted: October 6th, 2021
ALL4 has a long history of working with the forest products industry and participating in various industry associations to stay on top of the latest environmental policy and regulatory activities affecting our clients. We provide some updates on environmental activity […]
Read articleNew Jersey Department of Environmental Protection Continuous Emissions Monitoring Advisory
Posted: October 4th, 2021
On August 25, 2021, the New Jersey Department of Environmental Protection (NJDEP) issued a Compliance Advisory to facilities in the state that have an air permit that requires a Continuous Emissions Monitoring System (CEMS) with a 3-hour rolling average based […]
Read articleNavigating Kentucky’s Nonattainment Status
Posted: September 29th, 2021
In October 2015, the U.S. Environmental Protection Agency (EPA) revised the primary and secondary ozone standards to a level of 70 parts per billion (ppb). Based on the new National Ambient Air Quality Standards (NAAQS), U.S. EPA uses national air […]
Read articleRecap of the Kentucky Chamber 24th Annual Environmental Permitting and Reporting Conference
Posted: September 27th, 2021
The Kentucky Chamber hosted a hybrid (virtual and in-person) conference on August 12 -13, 2021 that included updates from the Kentucky Environmental and Energy Cabinet, consultants, lawyers, and corporate managers. A few notable items we heard are shared below. Air […]
Read articleWOTUS WOES – Litigation, Legislation, or Regulation?
Posted: September 22nd, 2021
Where to begin? The 1972 amendments to the Clean Water Act (CWA) established federal jurisdiction over the navigable waters defined as the “waters of the United States” (WOTUS). However, the text of the CWA does not define WOTUS but provides […]
Read articleProposed Changes to New Hampshire Air Toxics Rules and Potential Ramifications to Stakeholders
Posted: September 22nd, 2021
ALL4 is pleased to continue providing updates regarding changes to New Hampshire air toxics rules and the impacts to stakeholders responsible for compliance. In April 2021, ALL4 presented, “Changes to the New Hampshire Air Toxics Rule: What Could it Mean […]
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