4 The record articles

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


Update: PADEP Continuous Source Monitoring Manual Revision 8

Posted: April 15th, 2008

In a March 27, 2008 presentation to the Air Quality Technical Advisory Committee (AQTAC), the Pennsylvania Department of Environmental Protection (PADEP) reported that they expect to publish a notification in the Pennsylvania Bulletin that the new Continuous Emission Monitoring Data Processing […]

Read article

Do You Know What Your Company’s Footprint Is?

Posted: April 5th, 2008

The Climate Registry (TCR) released the final General Reporting Protocol on March 31, 2008, which may be of interest to those organizations considering the development of their carbon footprint or greenhouse gas (GHG) emission inventory.

Read article

Breaking News: Revised Ozone Standard Announced by U.S. EPA

Posted: March 15th, 2008

On March 12, 2008, United Stated Environmental Protection Agency (U.S. EPA) Administrator Stephen Johnson announced that U.S. EPA has revised the primary and secondary National Ambient Air Quality Standards (NAAQS) for ozone.  The new primary standard is an eight-hour standard of 0.075 ppm.  The […]

Read article

Introducing ALL4’s Ambient Group

Posted: March 5th, 2008

ALL4 is pleased to introduce the ALL4 Ambient Group.  The Ambient Group performs two of ALL4’s existing services: (1) air quality dispersion modeling and (2) ambient & meteorological monitoring.  The Ambient Group will focus on how these areas impact the permitting issues […]

Read article

New Requirements for Emission Testing Firms

Posted: February 5th, 2008

On January 24, 2008, U.S. EPA promulgated revisions to Appendix A of 40 CFR 75 (Part 75).  The revisions include the requirement for all Air Emission Testing Bodies (AETBs) that conduct Part 75 relative accuracy test audits (RATA) of continuous emission monitoring systems […]

Read article


    Sign up to receive 4 THE RECORD articles here. You'll get timely articles on current environmental, health, and safety regulatory topics as well as updates on webinars and training events.
    First Name: *
    Last Name: *
    Location: *
    Email: *