4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Remembering Jon Abrams
Posted: December 20th, 2021
The ALL4 community is mourning the unexpected loss of one of our own. Jon Abrams, a consulting scientist in our Kentucky regional office, passed away December 14, 2021. Jon had been a valued member of our team since September 1, […]
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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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OSHA Heat Injury and Illness Prevention in Outdoor and Indoor Work Settings – Advanced Notice of Proposed Rule Making
Posted: December 20th, 2021
On October 27, 2021, the Occupational Safety and Health Administration (OSHA) has initiated rulemaking to protect indoor and outdoor workers from hazardous heat through the Advanced Notice of Proposed Rule Making (ANPRM) – Heat Injury and Illness Prevention in Outdoor […]
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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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Meet John Slade
Posted: December 14th, 2021
2021 marks a special milestone for John Slade – his 50th year of service to the improvement of air quality in the Commonwealth of Pennsylvania! ALL4 is especially proud of our colleague and friend on his achievement. We recently asked […]
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Cooling Water Intake Structures and NPDES – No One is Exempt!
Posted: December 8th, 2021
If you have a facility that uses cooling water and you are pursuing a National Pollutant Discharge Elimination System (NPDES) industrial wastewater permit renewal, you know the typical questions applicable to cooling water, specifically: 1) Does the Facility use at […]
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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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EHS Digital Solution Evergreening 101: Use Case Compliance Tasks
Posted: November 30th, 2021
What is Evergreening? Why is it Important? Evergreening, as you might imagine, is keeping things fresh. In a digital system, evergreening is the process of updating content in a compliance tool to keep it accurate and useful. When a new […]
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Updated PFAS Regulations in Pennsylvania Have Been Approved. How will it Affect You?
Posted: November 22nd, 2021
On November 20, 2021, an amendment to Pennsylvania’s Land Recycling Program (i.e., Act 2) came into effect following the approval of PA’s Independent Regulatory Review Commission (IRRC) on September 23, 2021. In the amendment to 25 Pa. Code Chapter 250, […]
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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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