Colorado. Air Pollution Control Division.

The "Ambient Air Pollution and Meteorological Monitoring Guidance" document explains procedures for private companies and other governmental agencies monitoring air quality and meteorology voluntarily, or to meet requirements of the Colorado Air Pollution Control Division (APCD). The document discusses how to prepare an ambient air and meteorological monitoring plan for division approval. It discusses content, format, and submittal of the plan. It...

On March 31 and April 9, 1999 and again on April 18 and December 17, 2000, the monitor located in Alamosa, Colorado recorded exceedances of the 24-hour National Ambient Air Quality Standard (NAAQS) for PM10 (particulate matter having a nominal aerodynamic diameter equal to or less than 10 microns).1 Each of these exceedances was associated with high winds and blowing dust in the Alamosa area.

In November of 1990, Congress completed a major re-drafting of the Federal Clean Air Act. Many of these changes dealt with stationary sources of air pollution. One of the most significant of those changes was the creation of the Operating Permit program in Title V of the Clean Air Act. Operating permits include a listing of all air pollution regulatory requirements that apply to the source. The program does not allow for the addition of new emissions...