These links provide access to a variety of tools that may be useful to Western States and Tribes for assessing air quality in Federal Class I areas. The links in this menu are also contained in the Regional Haze Planning Steps Guide.
These links provide access to the foundational collections of data and metadata that are used for the analysis and visualization products on the TSS. We are still in the process of organizing and making the available data resources available here. Stay tuned.
These links provide access to a variety of tools that may be useful to Western States and Tribes for assessing air quality in Federal Class I areas.
A storyboard presentation about the unique visibility challenges in the West...
Summary tables for monitoring, emissions contributions, and modeled visibility progress...
User's Guide to technical tools supporting Regional Haze State implementation plans...
Evaluate IMPROVE aerosol composition and trends at Class I Areas...
Pollutant inventories by source sector as used in regional air quality modeling...
Ranking point sources by emissions/distance (Q/d) and weighted emissions potential...
Compare monitored and modeled aerosol contributions to haze at Class I Areas...
Particulate matter source apportionment (PSAT) and dynamic modeling analyses...
Modeled visibility progress compared to uniform rate of progress glide path...