04/22/2021The suite of Modeled Data Analysis - Express Tools for quickly analyzing a variety of modeling data has been updated.
02/03/2021The suite of Emissions Data Analysis - Express Tools for quickly analyzing annual emissions data has been updated.
01/20/2021The suite of Ambient Data Analysis - Express Tools for quickly analyzing IMPROVE monitoring data has been updated.
04/13/2020COVID-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.
03/20/2020A prototype Regional Haze Planning Steps page was added to organize available resources and help guide users through the regional haze planning process.
02/14/2020Emissions summary data and modeling results for the WRAP 2014v2 platform have been delivered by Ramboll and are being imported into the TSS database.
11/20/2019The Landscape of Forever: Visibility Protection in the West, an educational storyboard that provides information about the unique challenges of protecting visibility in western states, is now available. You can most easily give feedback on the storyboard if you take this survey.
10/28/2019A brief tour of the TSS Haze Analysis Tools was given via webinar for the 2019 National Regional Haze Meeting.
10/18/2019The resubmitted Jan-Dec 2018 IMPROVE Aerosol data has been imported into the TSS database.
07/30/2019A new collection of Haze Trends charts for analyzing visibility trends at IMPROVE sites on the most impaired, clearest, and all days has been published.
06/12/2019The WAQS 2014 Shakeout v1 modeling platform is now complete and has been made available for review on the Intermountain West Data Warehouse.
05/01/2019The IMPROVE substituted data developed by Air Resource Specialists (ARS) have been added to the TSS database.
04/18/2019A new Q/D Analysis page has been added to help planners determine which emissions sources might potentially require Reasonable Progress controls.
03/26/2019A new series of Haze Trends charts have been published to the Haze Analysis Tools under the "Trends" tab.
02/13/2019A new series of Anthro vs. Natural charts have been published to the Haze Analysis Tools under the "Anthro vs. Natural" tabs.
01/29/2019A new feature was added to the Haze Analysis Tools map to display site markers for individual networks and datasets using different shapes, colors, and sizes.
12/14/2018A draft F.A.Q. document was added for review. When ready, the contents of this document will be merged into the working draft F.A.Q. page.
11/08/2018A draft F.A.Q. page was added as an working placeholder and an Overview of Regional Haze Planning page was introduced.
10/15/2018A new full year (2017) of IMPROVE aerosol data, RHR2, and Impairment data has been added to the database.
10/04/2018Added context-sensitive help icons, popups, and glossary definitions to the Haze Analysis Tools.
10/02/2018An Updates page has been added which can be accessed from the News menu in the top navigation bar.
10/01/2018An Air Quality Glossary has been added which can be accessed from the Help menu in the top navigation bar.
09/28/2018A Find Events tool has been added which can be accessed from the News menu in the top navigation bar.
09/27/2018A Find Sites tool has been added that allows you to find monitoring sites by various search criteria.
09/11/2018A Documents to Review page has been created to organize draft documents that are still in development or are being reviewed by the TSS community.
09/10/2018A new Visibility Glide Path tool is available for initial review.
A Database Query Wizard tool has been added to allow end users to download raw monitoring data by specifying detailed selection criteria.
08/01/2018Twelve new charts have been added to the draft Haze Analysis Tool, such as monthly, seasonal, and annual charts.
07/27/2018A suite of Visibility Summary tools have been added to provide graphical chart analyses of haze composition and trends in Class I Areas.
07/26/2018A Dataset Detail tool has been added to present detailed information and metadata about available monitoring datasets.
07/05/2018A draft RHR2 vs. Impairment tool has been created to present various charts comparing extinction data by both the RHR2 and Impairment metrics.
A Development Review Guide page has been created to provide some high level guidance for website reviewers.
An Other Tools to Review page has been created to contain links to various pages and tools from other related websites, such as FED and the IWDW.
A TSS v1.0 Products to Review page has been created to contain links to various legacy products and/or screenshots from the TSS v1.0 website.
06/05/2018A Dataset Catalog tool has been created to help end users find relevant monitoring datasets based on a number of search criteria.
A skeleton framework for a new TSS v.2 website has been published to the production web server.