
4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.

“Transport Rule” (aka CAIR Replacement Rule) Proposed by U.S. EPA
Posted: July 26th, 2010
U.S. EPA has released a pre-publication version of the proposed Transport Rule and is proposing to limit the interstate transport of emissions of nitrogen oxides (NOX) and sulfur dioxide (SO2). Under this proposal U.S. EPA would both identify and limit […]
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Changes to the Greenhouse Gas Mandatory Reporting Rule
Posted: July 19th, 2010
On June 28, 2010, the United States Environmental Protection Agency (U.S. EPA) issued a final rule that adds four (4) new source categories to those that will be required to submit annual greenhouse gas (GHG) emissions reports pursuant to the […]
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Changes to the Greenhouse Gas Mandatory Reporting Rule
Posted: July 14th, 2010
On June 28, 2010, the United States Environmental Protection Agency (U.S. EPA) issued a final rule that adds four (4) new source categories to those that will be required to submit annual greenhouse gas (GHG) emissions reports pursuant to the […]
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Boiler MACT and CISWI: To Comment or Not to Comment?… that is the question.
Posted: July 3rd, 2010
To associate Shakespeare and the Boiler MACT/CISWI regulations is quite a stretch I know, but I believe that the decision “to comment or not to comment” is as metaphorically significant as Hamlet’s “to be or not to be” and certainly […]
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More Stringent SO2 NAAQS Finalized by U.S. EPA
Posted: June 27th, 2010
U.S. EPA has announced the promulgation of a new 1-hour National Ambient Air Quality Standard (NAAQS) for sulfur dioxide (SO2). The new 1-hour NAAQS level is 75 parts per billion (ppb) measured as the three year average of the 99th […]
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Stationary Compression and Spark Ignition Internal Combustion Engine Rule Revisions Proposed
Posted: June 23rd, 2010
On May 21, 2010, U.S. EPA proposed amendments to 40 CFR Part 60, Subparts IIII (Standards of Performance for Stationary Compression Ignition Internal Combustion Engines) and Subpart JJJJ (Standards of Performance for Stationary Spark Ignition Internal Combustion Engines). The proposed […]
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U.S. EPA Convenes RSL Modelers Workshop
Posted: June 18th, 2010
On May 10 – 13, U.S. EPA met with regional, state, and local modelers in Portland, Oregon for the U.S. EPA Regional/State/Local (RSL) Modelers Workshop. Several “hot-topic” items were included on the agenda, most notably, the new NO2 and SO2 […]
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Widespread Applicability and Energy Assessment Highlight the Proposed New Boiler MACT Rules
Posted: June 11th, 2010
As we reported in last month’s 4 The Record, April 29, 2010 was a busy day for U.S. EPA and marked the culmination of years of background effort and planning related to air toxic emissions from boilers. U.S. EPA has proposed […]
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Final PSD and Title V Greenhouse Gas Tailoring Rule
Posted: June 5th, 2010
On May 13, 2010, U.S. EPA issued the final rule known as the Prevention of Significant Deterioration (PSD) and Title V Greenhouse Gas (GHG) Tailoring Rule (a.k.a. the GHG Tailoring Rule). It was subsequently published in the Federal Register on June 3, 2010 (75 FR 31514) and will become effective on…
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U.S. EPA Publishes Semiannual Regulatory Agenda
Posted: May 13th, 2010
On April 26, 2010, U.S. EPA published the availability of its semiannual regulatory agenda and semiannual regulatory flexibility agenda (75 FR 21872) to update the public about the…
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