2022 Look Ahead – Part 2
Posted: January 12th, 2022
The 2022 Look Ahead is a multi-part series consisting of 20 articles to celebrate ALL4’s 20th anniversary. View Part 1 Toxics Release Inventory (TRI) – How to Prepare for 2022 Recordkeeping and Reporting // Sheryl Watkins Since its creation in […]
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2022 Look Ahead
Posted: January 5th, 2022
This is a multi-part series consisting of 20 articles to celebrate ALL4’s 20th anniversary. Stay tuned for part 2 coming soon! Introduction // Colin McCall I am excited and honored to once again introduce ALL4’s annual Look Ahead. Part of […]
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New Regulations Proposed to Reduce Methane Emissions from the Oil and Gas Industry
Posted: December 20th, 2021
On November 2, 2021, the U.S. Environmental Protection Agency (U.S. EPA) announced a proposed rule to reduce methane emissions from the oil and gas industry. This announcement coincided with President Biden’s announcement of the Global Methane Pledge at the COP26 […]
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Louisville Metro Air Pollution Control District Draft Amendments to Regulations 1.06, 1.15, 2.04, and 2.17
Posted: December 16th, 2021
The Louisville Metro Air Pollution Control District (LMAPCD or District) published an announcement on November 17, 2021 that there would be a Policy Committee meeting to discuss the draft amendments to the following regulations: Regulation 1.06: Stationary Source […]
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The Latest News on Air Quality Requirements in Oregon
Posted: December 6th, 2021
ALL4 has been keeping track of various air quality requirements in Oregon over the past few years. We provide an update on the state’s air quality modeling, regional haze, and greenhouse gas (GHG) requirements below. Air Quality Modeling The Oregon […]
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Coming Soon: Cumulative Impact Analyses (CIA) for Certain Categories of Air Quality Permits
Posted: November 18th, 2021
ALL4 has seen interest and activity around Cumulative Impacts Analyses (CIA) for air emissions sources lately, both at the federal and state level. For example, the Governor of Massachusetts, Charlie Baker, signed “An Act Creating a Next Generation Roadmap for […]
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Subpart OOOOa and the Congressional Review Act
Posted: October 28th, 2021
The U.S. EPA promulgated two separate revisions to 40 CFR Part 60, Subpart OOOOa – Standards of Performance for Crude Oil and Natural Gas Facilities for which Construction, Modification or Reconstruction Commenced After September 18, 2015 (NSPS OOOOa) in September […]
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U.S. EPA Reverses Reversal of 2015 SSM SIP Policy
Posted: October 28th, 2021
On October 9, 2020, the U.S. Environmental Protection Agency (U.S. EPA) issued a guidance memorandum regarding a change in policy for certain startup, shutdown, and malfunction (SSM) provisions in State Implementation Plans (SIPs) pursuant to the Clean Air Act (CAA). […]
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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 […]
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Refrigerant 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 […]
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