Items of Interest

Check out the APTI-Learn Learning
Management System at

You can access the course calendar that includes special courses and workshop offerings as well as access the self-instructional courses. We encourage you to sign-up for the new system and check it out. 

Coming Events


April MARAMA Oil and Gas Operations and Air Quality Impacts Course - April 22-24, 2014

MARAMA CALPUFF Air Dispersion Modeling Training Program - April 29 - May 1, 2014


APTI 452 Principles and Practices of Air Pollution - September 30 - October 2, 2014


See all training and events 

Recent Emissions Inventory

Update as of April 15, 2014:

MARAMA has posted a Request for Proposals for the Northeast Regional 2011/2018/2028 Emissions Inventory.

Interested parties can find the Request for Proposals Here.

Mid-Atlantic Diesel Collaborative

logo_madcThe Mid-Atlantic Diesel Collaborative is a partnership between leaders from federal, state, and local government, the private sector, and environmental groups in Delaware, Maryland, Virginia, Pennsylvania, West Virginia and the District of Columbia.   The Collaborative is part of an overall national campaign to reduce diesel emissions.

Current Air Quality offers daily AQI forecasts and real-time AQI conditions for over 300 cities across the US. Visit site >