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  • Analysis
    • Analysis and Planning

      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.

      Haze Planning

      Monitoring

      • Ambient Express Tools
      • Haze Analysis Tools
      • Trend Analysis
      • Air Quality Summaries
      • Class I Area List
      • < Item Placeholder >

      Emissions

      • Emissions Express Tools
      • Q/D Analysis
      • WEP / AOI
      • Alaska WEP/AOI
      • Hawaii WEP/AOI
      • Emissions Reference

      Modeling

      • Modeling Express Tools
      • Modeling Scenarios
      • Model Performance Evaluation
      • U.S. Anthro Rate of Progress
      • Modeling Reference
  • Data
    • Data and Metadata

      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.

      Haze Planning

      Monitoring

      • Raw Data Query
      • Monitoring Sites
      • Dataset Index
      • < Item Placeholder >

      Emissions

      • < Item Placeholder >
      • < Item Placeholder >
      • < Item Placeholder >
      • < Item Placeholder >

      Modeling

      • < Future Tool >
      • < Future Tool >
      • < Future Tool >
      • < Future Tool >
  • Help
    • Help and Support

      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.

      Haze Planning

      About

      • About
      • F.A.Q.
      • Site Map
      • Terms of Use
      • Privacy Policy
      • Contact Us

      References

      • Data Documents
      • Project Documents
      • Review Documents
      • Methodologies
      • Air Quality Glossary
      • Legacy TSSv.1 Tools

      News

      • Development Disclaimer
      • Website Updates
      • Webinars & Calls
      • Meetings & Events
      • Air Quality News
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Zion National Park
Zion National Park
Rocky Mountain National Park
Rocky Mountain National Park
Olympic National Park
Olympic National Park
Grand Canyon National Park
Grand Canyon National Park
Theodore Roosevelt National Park
Theodore Roosevelt National Park
Great Basin National Park
Great Basin National Park
Death Valley National Park
Death Valley National Park
Denali National Park
Denali National Park
Shiprock - Navaho Nation of New Mexico
Shiprock - Navaho Nation of New Mexico
Crater Lake National Park
Crater Lake National Park
Glacier National Park
Glacier National Park
Craters of the Moon National Monument
Craters of the Moon National Monument
Badlands National Park
Badlands National Park
Haleakala National Park
Haleakala National Park
Yellowstone National Park
Yellowstone National Park
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  • Documentation

WRAP Storyboard

A storyboard presentation about the unique visibility challenges throughout the West...

Class I Area List

A table of WRAP Class I Areas and their representative IMPROVE monitors...

RHR Planning Steps

A user's guide to technical tools supporting Regional Haze State implementation plans...

Visibility Express Tools

Evaluate IMPROVE aerosol light extinction composition and trends at Class I Areas...

Emissions Express Tools

Evaluate modeled emissions data by pollutant and source category at Class I Areas...

Modeling Express Tools

View and analyze air quality modeling results from multiple scenarios at Class I Areas...

Source Screening

Ranking point sources by emissions/distance (Q/d) and weighted emissions potential...

WEP / AOI Analysis

A tool for browsing Weighted Emissions Potential and Area of Influence graphics...

Emissions Browser

An interactive exploration tool for state- and county-level emissions (coming soon)...

Notice

The TSS website is operational for Round 2 Regional Haze analysis results for the WESTAR-WRAP region. Minor changes and updates will need to continue to be made to tool formats and documentation links as needed. Those changes will be noted on the TSS so users can easily identify them.

The TSS website is currently under heavy development and is not ready for final review or use. The content, navigation, styling, layout, and all other aspects of the website are currently unfinished and subject to change at any time.

Updates
  • Updated tools: The suite of Modeled Data Analysis - Express Tools for quickly analyzing a variety of modeling data has been updated.
    April 22, 2021
  • Updated tools: The suite of Emissions Data Analysis - Express Tools for quickly analyzing annual emissions data has been updated.
    February 03, 2021
  • Updated tools: The suite of Ambient Data Analysis - Express Tools for quickly analyzing IMPROVE monitoring data has been updated.
    January 20, 2021
  • COVID-19 Update: Although development and operations are now being conducted according to the relevant social-distancing guidelines, work continues unabated on the TSS database and website with no significant impacts to progress.
    April 13, 2020
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Dry Deposition Summary
O3 High4 5yr Avg
O3 W126 5yr Avg
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TSS Documentation

The TSS provides air quality data, photochemical grid modeling products, and analysis tools to support various air quality applications. Available datasets include monitoring data, emissions inventories, meteorological data, and air quality modeling platforms.

  • Location: Fort Collins, CO
  • Sponsors: WRAP States
  • Host: CIRA/CSU
  • Phone: 970-491-8455
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