4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Poking Holes In Your Electronic Compliance Report
Posted: May 24th, 2017
So maybe you’re one of the many facilities who are now subject to electronic reporting requirements under a 40 CFR Part 60 (NSPS) or Part 63 (NESHAP) rule. Perhaps even this past year was your first time having to submit your semi-annual or annual compliance report…
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Re-Entrainment. What is it and should you be evaluating it for your site or next project?
Posted: May 17th, 2017
|Who should consider a re-entrainment evaluation?|Information necessary to conduct a re-entrainment evaluation|AERMOD|ASHRAE Minimum Dilution Models|Hospital Example Re-Entrainment Evaluation|Ship Example Re-Entrainment Evaluation|Recommendations| Have you ever seen a plume from a stack swirl around when it gets caught in the wake of […]
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Proposed Amendments to the Massachusetts RACT Regulations
Posted: May 11th, 2017
In August 2016, the Massachusetts Department of Environmental Protection (MassDEP) proposed amendments to 310 CMR §7.00 – Air Pollution Control, including amendments to the Massachusetts Reasonably Available Control Technology (RACT) regulations for sources of nitrogen oxides…
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CISWI or PC NESHAP Compliance Demonstration Timelines and Milestones Considerations
Posted: May 8th, 2017
If you’re like me, it’s hard to believe that it is May already. Time seems to move faster every time I stop and think about it. Why is this relevant? The compliance date for 40 CFR Part 60, Subpart DDDD [Emissions Guidelines and Compliance Times for Commercial and…
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Getting Your CMS House in Order
Posted: May 4th, 2017
We are all wondering how the proposed cutbacks at U.S. EPA could influence the day-to-day compliance obligations at facilities using continuous monitoring systems (CMS). The organizations that may be affected the most by the anticipated U.S. EPA cutbacks are the state…
Read article33 Late Air Toxics Rules, 2 Court Decisions, Reduced U.S. EPA Resources, and 6 Things Industry Should Do
Posted: April 27th, 2017
The subject of overdue air toxics rules, specifically the risk and technology review (RTR), has gotten its fair share of air time in federal district courts of late. At the same time, it’s been nearly impossible not to hear about […]
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U.S. EPA to Reconsider Certain Requirements of NSPS Subpart OOOOa and Stays Fugitive Emissions Monitoring Compliance Date
Posted: April 27th, 2017
In an April 18, 2017 letter to oil and gas industry groups, the U.S. Environmental Protection Agency (U.S. EPA) announced that it is reconsidering the fugitive emissions monitoring requirements of the 40 CFR Part 60 Subpart OOOOa…
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U.S. EPA Task Force Seeks Public Input on Existing Regulations
Posted: April 21st, 2017
On February 24, 2017, President Trump issued Executive Order (EO) 13777 entitled “Enforcing the Regulatory Agenda.” In this EO, the President established a timeline to “evaluate existing regulations (as defined in section 4 of Executive Order 13771) and make recommendations…
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Continuous Monitoring System Data – The Risk of Being Isolated
Posted: April 11th, 2017
Annalise recently wrote an article called “What-If Island,” where the “island” represented “creating a story,” usually about something that is not as scary as we make it out to be in our heads. “Being on an island” can also refer to being isolated, which is something…
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PC MACT HCl CEMS – Does July 25, 2017 Sound Familiar?
Posted: April 6th, 2017
July 25th, 2017 is the expiration date for the 1-year additional compliance alternative for sources required to use a hydrogen chloride (HCl) continuous emission monitoring system (CEMS) to demonstrate compliance with the Portland Cement MACT (i.e., PC MACT or 40 CFR Part 63, Subpart LLL) HCl emission limit.
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