4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Proposed Changes to Standards of Performance for Volatile Organic Liquid Storage Vessels Could Save Money, Cut Emissions
Posted: December 7th, 2020
U.S. Environmental Protection Agency (U.S. EPA) has proposed a revision to 40 CFR Part 60, Subpart Kb [Standards of Performance for Volatile Organic Liquid (VOL) Storage Vessels (Including Petroleum Liquid Storage Vessels) for Which Construction, Reconstruction, or Modification Commenced After […]
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Air Quality Permitting of Emergency Generators Located at Northern Virginia Data Centers
Posted: December 1st, 2020
Because of the infrastructure put into place decades ago, the Northern Virginia region has developed into a hub for data centers. Due to the critical nature of data centers remaining operational at all times, their presence naturally brings along with […]
Read articleProject Emissions Accounting (PEA) Final Rule
Posted: November 30th, 2020
Overview On November 24, 2020 the United States Environmental Protection Agency (U.S. EPA), in an effort to streamline the air permitting process, promulgated a rule that makes changes to the New Source Review (NSR) Preconstruction Permitting Program. Specifically, the rule […]
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Meet Heather Horvath
Posted: November 23rd, 2020
Heather Horvath // HR Director // Philadelphia Office As HR Director at ALL4, you’re serving at the helm of the ship. 2020 has been an atypical year, what has impressed you the most in how ALL4’s employees have handled the […]
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Attitude of Gratitude
Posted: November 23rd, 2020
November can sometimes be a gray and rainy month in Pennsylvania, but one bright spot is Thanksgiving. I love the Thanksgiving holiday not just for all the fabulous food and family time, but because of the focus on gratitude. It […]
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Environmental Justice and Air Quality Permitting in the Carolinas
Posted: November 18th, 2020
What is Environmental Justice or “EJ”? According to the U.S. Environmental Protection Agency (U.S. EPA), EJ is defined “as the fair treatment and meaningful involvement of all people regardless of race, color, national origin, or income with respect to the […]
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Top Ten SPCC Factoids and Misnomers
Posted: November 17th, 2020
We have seen a significant increase in requests for preparing and reviewing Spill Prevention Control and Countermeasure (SPCC) Plans, and it prompted ALL4 to share our top ten list of SPCC Plan factoids and misnomers regarding onshore facilities: […]
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Summary of the Recent North Carolina Manufacturers Alliance Air Quality Compliance Workshop (September 1 & 2, 2020)
Posted: November 17th, 2020
Workshop (September 1 & 2, 2020) On September 1st and 2nd, the North Carolina Manufacturers Alliance held its annual Air Quality Compliance Workshop, though it was the first time this workshop was held virtually. The workshop covered a range of […]
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Reconsideration of the Polyvinyl Chloride and Copolymers Production NESHAP
Posted: November 16th, 2020
U.S. Environmental Protection Agency (U.S. EPA) is proposing amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP): Polyvinyl Chloride and Copolymers (PVC) Production at major and area sources (40 CFR Part 63, Subparts DDDDDD and HHHHHHH). The proposed […]
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Summary of NC, SC, and U.S. EPA Region 4 Air Regulatory Updates from Virtual CAPCA
Posted: November 13th, 2020
On October 22, 2020, the Carolinas Air Pollution Control Association (CAPCA) held its 2020 Fall Virtual Conference, presenting over 400 participants with updates from U.S. EPA Region 4, the North Carolina Division of Air Quality (NCDAQ), and the South Carolina […]
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