4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Emergency Generators: “Miscellaneous Sources” or Federally Regulated Combustion Units?
Posted: January 13th, 2012
Are you planning to install a new emergency generator or modify an existing emergency generator at your facility? Do you currently operate an emergency generator at a facility that is a major source of hazardous air pollutants (HAPs)? If you […]
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Introducing the Final PM2.5 Rule Revisions
Posted: January 12th, 2012
The United States Environmental Protection Agency (U.S. EPA) has issued final rules governing the implementation of the New Source Review (NSR) program for particulate matter less than 2.5 micrometers in diameter (PM2.5). The final rule was published in the Federal […]
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PSD Netting: Reformed or the Same Old Story?
Posted: January 12th, 2012
The New Source Review Reform Rules, codifed at 40 CFR Part 52.21, provide facilities an additional option for evaluating the applicability of Prevention of Significant Deterioration (PSD) to modifications using the baseline actual emissions (BAE) to projected actual emissions (PAE) […]
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Does My Permit Shield Have Me Covered?
Posted: January 12th, 2012
Major facilities have been living with the 40 Code of Federal Regulations (CFR) Part 70 (or Part 71) Title V operating permit program for over 10 years in most cases and many, if not all, have been through their […]
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New Meteorological Data Requirements for Air Quality Modeling
Posted: January 11th, 2012
Have you ever performed air quality modeling to support Prevention of Significant Deterioration (PSD) permitting projects or air toxic modeling assessments? Does your company have any projects in the planning stages that could trigger PSD applicability? If so, you need […]
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PM2.5 Update
Posted: January 11th, 2012
WHAT IS FINE PARTICULATE MATTER? Airborne particles that are less than or equal to 2.5 micrometers in diameter are considered to be ‘fine particles’ and are also referred to as PM2.5. A micrometer is one-millionth of a meter, and 2.5 […]
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WANTED: Emission Reduction Credits
Posted: January 11th, 2012
Don’t be left looking for Emission Reduction Credits! If you are a Major Facility for air quality permitting, you may not be aware that there is an increasing demand for Emission Reduction Credits (ERCs). ERCs represent real emissions decreases and […]
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Wouldn’t It Be Nice to Have a Permit That Allowed Flexibility?
Posted: January 11th, 2012
What is a Flexible Permit? In U.S. EPA’s own words, “a flexible air permit is a Title V permit that facilitates flexible, market responsive operations at a source through the use of one or more permitting approaches, while ensuring equal […]
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Climate Change and Greenhouse Gas Reduction
Posted: January 11th, 2012
The process of establishing regulations to address climate change is beginning to accelerate in the United States. Despite the fact that no regulatory programs specifically mandating greenhouse gas (GHG) reductions exist, several air quality permits have recently been denied at […]
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Are you on the U.S. EPA’s Enforcement Priorities Radar?
Posted: January 10th, 2012
On October 12, 2007, the United States Environmental Protection Agency (U.S. EPA) published their national enforcement and compliance assurance priorities for fiscal years 2008, 2009, and 2010 in the federal register. The multi-year national enforcement and compliance assurance priorities are […]
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