Recent Projects

No Results Found

TR News Article: Near-Road Air Quality - Insights from U.S. DOT Transportation Pooled Fund Study

TR News Article: Near-Road Air Quality - Insights from U.S. DOT Transportation Pooled Fund Study

2020 Update of the Marin County Community Wildfire Protection Plan

2020 Update of the Marin County Community Wildfire Protection Plan

Journal Article: CFIRE Inventory - Wildland Fire Emissions Developed for the 2011 and 2014 U.S. NEI

Journal Article: CFIRE Inventory - Wildland Fire Emissions Developed for the 2011 and 2014 U.S. NEI

Journal Article: Air Quality and Source Apportionment Modeling of Ozone Episodes in New Mexico

Journal Article: Air Quality and Source Apportionment Modeling of Ozone Episodes in New Mexico

Modeled and Measured Near-Road PM<sub>2.5</sub> Concentrations: Indianapolis and Providence Cases

Modeled and Measured Near-Road PM2.5 Concentrations: Indianapolis and Providence Cases

Influence of Roadway Emissions on Near-Road PM<sub>2.5</sub>: Monitoring Data Analysis and Implications

Influence of Roadway Emissions on Near-Road PM2.5: Monitoring Data Analysis and Implications

Greenhouse Gas Handbook Update Helps Shape Climate-Smart California Planning

Greenhouse Gas Handbook Update Helps Shape Climate-Smart California Planning

Mobile Source Air Toxics in an Environmental Justice Denver Community Adjacent to a Freeway

Mobile Source Air Toxics in an Environmental Justice Denver Community Adjacent to a Freeway

Assessment of Particulate Toxic Metals at an Environmental Justice Community

Assessment of Particulate Toxic Metals at an Environmental Justice Community

AirNow Mobile App Development and Operation

AirNow Mobile App Development and Operation

Air Quality Sensor Training Workshop for U.S. EPA

Air Quality Sensor Training Workshop for U.S. EPA

Article: Response to a Rapidly Transforming Transportation Field

Article: Response to a Rapidly Transforming Transportation Field

Near-Real-Time Satellite Estimates of Surface PM<sub>2.5</sub> Concentrations in Africa

Near-Real-Time Satellite Estimates of Surface PM2.5 Concentrations in Africa

Zero Emission Vehicles: Forecasting Fleet Scenarios and their Emissions Implications

Zero Emission Vehicles: Forecasting Fleet Scenarios and their Emissions Implications

STI at the Better Air Quality Conference in Malaysia

STI at the Better Air Quality Conference in Malaysia

STI at the Air Sensors International Conference 2018

STI at the Air Sensors International Conference 2018

The AirNow Air Quality Data System Turns 20

The AirNow Air Quality Data System Turns 20

STI at the 2018 National Air Quality Conference

STI at the 2018 National Air Quality Conference

Improving EPA's AirNow Air Quality Index Maps with NASA Satellite Data

Improving EPA's AirNow Air Quality Index Maps with NASA Satellite Data

STI at A&WMA’s Air Quality Measurement Methods and Technology Conference

STI at A&WMA’s Air Quality Measurement Methods and Technology Conference

STI at the 2017 International Emissions Inventory Conference

STI at the 2017 International Emissions Inventory Conference

Torrance Refinery Air Quality Monitoring Project

Torrance Refinery Air Quality Monitoring Project

Environmental Justice: Community Interests and Breakthroughs in AQ Management (Discussion Package)

Environmental Justice: Community Interests and Breakthroughs in AQ Management (Discussion Package)

Improving Wind Forecasts to Increase Wind Farm Electrical Output

Improving Wind Forecasts to Increase Wind Farm Electrical Output

Pollution Analysis, Modeling, and R Training  for Delaware DNREC

Pollution Analysis, Modeling, and R Training for Delaware DNREC

Litigation Support: Motor Vehicle Defeat Devices

Litigation Support: Motor Vehicle Defeat Devices

Kansas Prescribed Burn Smoke Modeling System Helps Predict Air Quality Impacts

Kansas Prescribed Burn Smoke Modeling System Helps Predict Air Quality Impacts

Monitoring Support for Oil Refineries to Comply with Federal Regulations

Monitoring Support for Oil Refineries to Comply with Federal Regulations

Development of <i>Community in Action: A Comprehensive Guidebook on Air Quality Sensors</i>

Development of Community in Action: A Comprehensive Guidebook on Air Quality Sensors

Visualization of Air Emissions and Surface Meteorology in Southwest Wyoming

Visualization of Air Emissions and Surface Meteorology in Southwest Wyoming

Low-Cost Sensor Study to Evaluate NO2 Sensors

Low-Cost Sensor Study to Evaluate NO2 Sensors

Development and Operation of an Upper-air Meteorological Network

Development and Operation of an Upper-air Meteorological Network

Evaluating Low-Cost Particulate Matter Sensors to Inform Air Quality Monitoring

Evaluating Low-Cost Particulate Matter Sensors to Inform Air Quality Monitoring

Development of Ozone Exceptional Event Guidance

Development of Ozone Exceptional Event Guidance

Monitoring Support for Oil Refineries to Meet Local Regulations

Monitoring Support for Oil Refineries to Meet Local Regulations

STI Estimates 1.7M Tons of PM2.5 from 2014 U.S. Wild and Prescribed Fires

STI Estimates 1.7M Tons of PM2.5 from 2014 U.S. Wild and Prescribed Fires

Comparing Air Toxics and Wood Smoke Pollution Levels Across Sacramento EJ and Non-EJ Communities

Comparing Air Toxics and Wood Smoke Pollution Levels Across Sacramento EJ and Non-EJ Communities

STI Sensor Study Examined Low-Cost Sensor Performance Under Real-World Conditions

STI Sensor Study Examined Low-Cost Sensor Performance Under Real-World Conditions

Smoke Sense Study Mobile App Design and Development

Smoke Sense Study Mobile App Design and Development

Development of the Marin County Community Wildfire Protection Plan

Development of the Marin County Community Wildfire Protection Plan

New STI Tool Helps Shanghai Find and Track Pollution Sources

New STI Tool Helps Shanghai Find and Track Pollution Sources

Great Lakes Region Meteorological Model Review and Improvement

Great Lakes Region Meteorological Model Review and Improvement

Assessment and Recommendations for the Wyoming DEQ Statewide Monitoring Network

Assessment and Recommendations for the Wyoming DEQ Statewide Monitoring Network

Data Validation Training Helps Air Quality Agencies Breathe Easier

Data Validation Training Helps Air Quality Agencies Breathe Easier

STI Revised District Website and Trained Staff on Technical Writing

STI Revised District Website and Trained Staff on Technical Writing

Characterizing Boundary Layer Meteorological Conditions in Houston

Characterizing Boundary Layer Meteorological Conditions in Houston

Village Green Project: Engaging Communities in Air Pollution Awareness

Village Green Project: Engaging Communities in Air Pollution Awareness

Exceptional Events Analysis of Smoke Impacts on Ozone Levels in Kansas

Exceptional Events Analysis of Smoke Impacts on Ozone Levels in Kansas

Florida Air Monitoring Network Assessment and Optimization

Florida Air Monitoring Network Assessment and Optimization

Near-Road Air Quality Assessments and Support Services for the Transportation Pooled Fund

Near-Road Air Quality Assessments and Support Services for the Transportation Pooled Fund

Report Coauthored by STI Aims to Help China Solve Air Quality Crisis

Report Coauthored by STI Aims to Help China Solve Air Quality Crisis

Air Quality Measurements to Mitigate Black Carbon Concentrations in Near-Road Utah Schools

Air Quality Measurements to Mitigate Black Carbon Concentrations in Near-Road Utah Schools

Evaluation of Power Sector Impacts on Ozone Concentrations in Downwind States

Evaluation of Power Sector Impacts on Ozone Concentrations in Downwind States

Collecting Sodar Wind Measurements to Support Wind Energy Forecasting

Collecting Sodar Wind Measurements to Support Wind Energy Forecasting

AERMOD Modeling for Transportation Projects

AERMOD Modeling for Transportation Projects

FireScape Monterey Uses STI's Fire Modeling to Reduce Risk from Wildfires

FireScape Monterey Uses STI's Fire Modeling to Reduce Risk from Wildfires

Study Assesses Co-Benefits of EPA's Clean Power Plan Carbon Standards for Power Plants

Study Assesses Co-Benefits of EPA's Clean Power Plan Carbon Standards for Power Plants

Using Mobile Monitoring to Evaluate PM2.5 from Wood Smoke

Using Mobile Monitoring to Evaluate PM2.5 from Wood Smoke

Study Helps Estimate Background PM Concentrations Near Major Roads

Study Helps Estimate Background PM Concentrations Near Major Roads

Sonoma Technology and EPA Help Schools Reduce Exposure to Traffic-Related Air Pollution

Sonoma Technology and EPA Help Schools Reduce Exposure to Traffic-Related Air Pollution

Using Low-Cost Sensors to Evaluate the Spatial Variability of Ozone

Using Low-Cost Sensors to Evaluate the Spatial Variability of Ozone

Peace Airshed Zone Association Ambient Air Quality Monitoring Network Evaluation

Peace Airshed Zone Association Ambient Air Quality Monitoring Network Evaluation

Numerical Air Quality Forecast Training in Ningbo, China

Numerical Air Quality Forecast Training in Ningbo, China

Mobile App Helps Burn Managers Assess Air Quality Impacts

Mobile App Helps Burn Managers Assess Air Quality Impacts

Mobile App Makes it Easy to Manage Vegetation and Plan Fuels Treatment

Mobile App Makes it Easy to Manage Vegetation and Plan Fuels Treatment

Smart Growth Development Guidance for U.S. EPA

Smart Growth Development Guidance for U.S. EPA

Air Sensor Guidebook: Expanding the Awareness of Low-Cost Air Quality Sensors

Air Sensor Guidebook: Expanding the Awareness of Low-Cost Air Quality Sensors

Exceptional Events Analysis of Wind-Blown Dust Impacts on PM in Arizona

Exceptional Events Analysis of Wind-Blown Dust Impacts on PM in Arizona

Baldwin Hills Air Quality Study Allows Fact-Based Decision-Making

Baldwin Hills Air Quality Study Allows Fact-Based Decision-Making

STI Scientist Reviews Traffic Pollution and Health Impacts

STI Scientist Reviews Traffic Pollution and Health Impacts

Linking Traffic and Distance to Roads with Pollution and Health Effects

Linking Traffic and Distance to Roads with Pollution and Health Effects

STI Evaluates Whether Near-Road Sites Violate EPA’s NO2 Standard

STI Evaluates Whether Near-Road Sites Violate EPA’s NO2 Standard

Ozone Modeling to Support Wyoming Air Quality Planning

Ozone Modeling to Support Wyoming Air Quality Planning

Enhancement of U.S. EPA PMF Source Apportionment Model

Enhancement of U.S. EPA PMF Source Apportionment Model

Development of an Air Quality Modeling Framework in Utah

Development of an Air Quality Modeling Framework in Utah

Litigation Support and Air Dispersion Modeling for Emissions Violation at Pulp and Paper Mill

Litigation Support and Air Dispersion Modeling for Emissions Violation at Pulp and Paper Mill

Air Dispersion Modeling to Identify Air Quality Impacts of Construction Projects

Air Dispersion Modeling to Identify Air Quality Impacts of Construction Projects

Developing a Greenhouse Gas Emissions Inventory for the Lake Tahoe Region

Developing a Greenhouse Gas Emissions Inventory for the Lake Tahoe Region

STI Creates User-Friendly Update to the Popular CALINE4 Disperson Model

STI Creates User-Friendly Update to the Popular CALINE4 Disperson Model

Meteorological Modeling and Wildfire Analysis for Litigation Support

Meteorological Modeling and Wildfire Analysis for Litigation Support

Pilot Study Results Help States Monitor Near-Road Pollutant Concentrations

Pilot Study Results Help States Monitor Near-Road Pollutant Concentrations

New Toolset Enables Fire Managers to Confidently Use Fire Weather Forecasts

New Toolset Enables Fire Managers to Confidently Use Fire Weather Forecasts

Publication of the Black Carbon Report to Congress

Publication of the Black Carbon Report to Congress

Smoke from U.S. Fires Impacts the Arctic and Contributes to Climate Change

Smoke from U.S. Fires Impacts the Arctic and Contributes to Climate Change

Litigation Support for a Louisiana Oil Spill Case

Litigation Support for a Louisiana Oil Spill Case

Development of the Interagency Fuels Treatment Decision Support System

Development of the Interagency Fuels Treatment Decision Support System

Examining the Effectiveness of SMAQMD's Check Before You Burn Program

Examining the Effectiveness of SMAQMD's Check Before You Burn Program

Improving Emissions Estimates for Lawn and Garden Equipment

Improving Emissions Estimates for Lawn and Garden Equipment

Improving Meteorological and Air Quality Modeling in the Gulf of Mexico

Improving Meteorological and Air Quality Modeling in the Gulf of Mexico

Low-Carb Land: A User-Friendly Web Tool to Evaluate Travel and CO2 Impacts

Low-Carb Land: A User-Friendly Web Tool to Evaluate Travel and CO2 Impacts

STI Study Shows How Smoke Modelers Can Improve Predictions

STI Study Shows How Smoke Modelers Can Improve Predictions

BlueSky Playground for Interactive Smoke Modeling on the Web

BlueSky Playground for Interactive Smoke Modeling on the Web

Studying Air Emissions from a Road Construction Project in Arizona

Studying Air Emissions from a Road Construction Project in Arizona

Examining Potential Future Air Quality Impacts from Wildfires with the AQUIPT Planning Tool

Examining Potential Future Air Quality Impacts from Wildfires with the AQUIPT Planning Tool

Integrating Satellite Data and Ground Reports to Identify Fire Locations

Integrating Satellite Data and Ground Reports to Identify Fire Locations

Development and Enhancement of the Clean Air Partners Air Quality Website

Development and Enhancement of the Clean Air Partners Air Quality Website

Estimating Air Emissions from Wildfires in the United States

Estimating Air Emissions from Wildfires in the United States

National Assessment of the Photochemical Assessment Monitoring Stations Network

National Assessment of the Photochemical Assessment Monitoring Stations Network

CT-EMFAC Modeling Tool: Estimating On-Road GHG, Air Toxics, and Criteria Pollutant Emissions

CT-EMFAC Modeling Tool: Estimating On-Road GHG, Air Toxics, and Criteria Pollutant Emissions

Evaluating Children’s Exposure to Freeway Air Pollution in Las Vegas

Evaluating Children’s Exposure to Freeway Air Pollution in Las Vegas

EnviroFlash Development, Operations, and Maintenance

EnviroFlash Development, Operations, and Maintenance

Receptor Modeling of Ambient Aerosol at an Elementary School in Las Vegas

Receptor Modeling of Ambient Aerosol at an Elementary School in Las Vegas

AQCast: Web-Based Air Quality Forecasting System

AQCast: Web-Based Air Quality Forecasting System

Operations and Maintenance of Upper-Air Meteorological Monitoring Network

Operations and Maintenance of Upper-Air Meteorological Monitoring Network

Enhancements to SpareTheAir.com Website, Air Alert Email System, and Mobile Air Quality App

Enhancements to SpareTheAir.com Website, Air Alert Email System, and Mobile Air Quality App

BlueSky Smoke Modeling System: Decision Support Tools for Fire and Air Quality Managers

BlueSky Smoke Modeling System: Decision Support Tools for Fire and Air Quality Managers

Study Used Data From Around the World to Assess Near-Road Pollution Issues

Study Used Data From Around the World to Assess Near-Road Pollution Issues

AirNow-International

AirNow-International

Air Quality Analysis, Modeling, and Expert Testimony for TVA Coal-Fired Power Plant

Air Quality Analysis, Modeling, and Expert Testimony for TVA Coal-Fired Power Plant

Michigan MIair Website Design, Development, and Support

Michigan MIair Website Design, Development, and Support

Carbon Monoxide Monitoring in Lake Havasu City, Arizona

Carbon Monoxide Monitoring in Lake Havasu City, Arizona

Air Quality Forecasting and Outreach Support for Youngstown, Ohio

Air Quality Forecasting and Outreach Support for Youngstown, Ohio

Compliance Monitoring and Legal Support for Industrial Facilities

Compliance Monitoring and Legal Support for Industrial Facilities

Air Quality Forecasting and Outreach Support for Columbus, Ohio

Air Quality Forecasting and Outreach Support for Columbus, Ohio

Researchers Develop First Comprehensive PM Hot-Spot Analysis Protocol

Researchers Develop First Comprehensive PM Hot-Spot Analysis Protocol

Examining the Effects of Air Pollution on Asthmatic Children in Fresno, CA

Examining the Effects of Air Pollution on Asthmatic Children in Fresno, CA

Air Quality Forecasting and Outreach Support for Sacramento, California

Air Quality Forecasting and Outreach Support for Sacramento, California

Examining Air Pollution and Chronic Respiratory Problems in Children

Examining Air Pollution and Chronic Respiratory Problems in Children

Development and Operation of the U.S. EPA's AirNow System

Development and Operation of the U.S. EPA's AirNow System