Catalog Search Results
Pub. Date
2016.
Description
Ground-level ozone (the primary constituent of smog) is the most complex, difficult to control, and pervasive of the six principal air pollutants. Unlike other pollutants, ozone is not usually emitted directly into the air, but at ground-level is formed via photochemical reactions among NOx and volatile organic compounds (VOCs) in the presence of sunlight. Scientific evidence indicates that ground-level ozone not only affects people with impaired...
Author
Description
The Division has prepared a table listing indoor air remediation goals and action levels for a number of volatile organic compounds to be used at sites where vapor intrusion may be a concern. This was prompted in response to the U.S. Environmental Protection Agency (EPA) having released a new assessment of the health effects of trichloroethene (TCE) and tetrachloroethene (PCE), two commonly used degreasing solvents.
Author
Pub. Date
2021.
Description
Report on the independent investigation of allegations made by three CDPHE employees regarding non-enforcement of National Ambient Air Quality Standards. This report primarily focuses on allegations regarding the modeling analysis conducted for a specific permit application for the Cripple Creek & Victor Gold Mine (CC&V), including claims of falsified data, suppression of information, and a conflict of interest.
.png)