Research to Inform Decision Making and Plans to Meet NAAQS

The following table lists anticipated Air and Energy (A-E) deliverables relevant to Charge Question 1. The Outputs and Products may change as
new scientific findings emerge. Completion of Outputs and Products is contingent on appropriate resources being available. A-E will continue to
actively engage with EPA Partners to meet their needs and inform the reviews of the NAAQS and implementation strategies.

Number

Research Area, Output, or Product Title



Research Area 1: Approaches to Support Air Quality Management for Multiple Pollutants at Multiple Scales

Output 1.1

Release of CMAQ v5.3 and Instrumented Versions Supporting Source Apportionment

Output 1.2

Release Updates to CMAQ and Instrumented Versions Supporting Source Apportionment

AE. 1.2.1

Evaluation of CMAQv5.3

AE.1.2.2

Factors Contributing to Ozone Formation Along Land-water Interfaces: Model-observed Inferences during the LISTOS Field
Experiment

AE.1.2.3

Improvements for the Representation of the Emissions, Multiphase Chemistry, and Meteorology that Lead to Extreme Particle
Episodes during Cold Conditions Using a Modeling Testbed for Alaska

AE.1.2.4

Improved Model Representation of Local, Regional and Global Distribution of Atmospheric Aerosols

AE.1.2.5

Land-use Specific Atmospheric Deposition Estimates to Support Chesapeake Bay TMDL Assessments

AE.1.2.6

Multi-model Inter-comparison of Deposition Estimates through Grid-based and Box Modeling

AE.1.2.7

Strengthening Transparency through Documentation of Air Quality Modeling Configurations and Delivery of Data Sets

AE.1.2.8

Modeling Evaluation of Ultrafine Particle Sources and Concentrations in the United States

AE.1.2.9

Machine Learning Approaches Applied to Chemical Transport Modeling

Output 1.3

Development of Advanced Approaches to Estimate Background Contributions of Particulate Matter and Ozone

AE.1.3.1

Development, Evaluation, and Application of a Multi-scale Modeling Platform to Estimate Ozone Concentrations and Source
Contributions Over the Greater Denver Area

AE.1.3.2

Quantification of the Effects of Advances in the H-CMAQand NextGen Modeling Systems on Simulated Background Pollution

AE.1.3.3

Development and Application of a Modeling Testbed for Improving the Characterization of the Natural Atmosphere


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Number

Research Area, Output, or Product Title

AE.1.3.4

An Intercomparison of Modeling and Source Apportionment Approaches through External Collaborations Organized under the
Task Force for Hemispheric Transport of Air Pollution (TF-HTAP)

AE.1.3.5

Estimated Decadal-scale Changes in Background Pollution Due to Divergent Trends in Global Emissions

Output 1.4

Enhanced Monitoring and Modeling Approaches to Characterize Mesoscale Pollution Episodes

AE.1.4.1

Evaluation of WRF-CMAQ Performance Using Advance Measurements from the Long Island Sound Tropospheric Ozone Study
(LISTOS) Field Study

AE.1.4.2

Development and Implementation of a Common Mixing Height Algorithm and Prototype National Data Archive to Support the
Photochemical Assessment Monitoring Stations (PAMS) Program (40 CFR part 58)

AE.1.4.3

Enhanced Monitoring of Column N02 and Formaldehyde via Ground-based Sun Spectrometers in Collaboration with NASA and
ESA Pandonia Global Network to Support PAMS Program

AE.1.4.4

Summary of Measurements and Modeling Approaches to Address the Atmospheric Loss of Reactive Nitrogen via Deposition (N02
and NH3)

AE.1.4.5

Improved Access to Enhanced Monitoring Data to Support EPA, State, and Local Air Quality Analysis via EPA Remote Sensing
Information Gateway

AE.1.4.6

Advanced Measurements of Emissions, Chemistry, and Meteorological Parameters in US Persistent Nonattainment Areas: LISTOS
Type Mesoscale Field Study Focus

Output 1.5

Fine-scale Assessment and Mitigation Methods for Near-source Impacts

AE.1.5.1

Development of Algorithm for Solid Noise Barrier for Use in Dispersion Models

AE.1.5.2

Summary of Approaches for Mitigating Near-Source Ambient Air Impacts Using Urban Design

AE.1.5.3

Estimates of Community Air Quality Impacts from Freight Transport Operations

AE.1.5.4

Summary of Factors Influencing Criteria Air Pollutant Concentrations at Near-Road Monitoring Network Sites

AE.1.5.5

Summary of Techniques to Incorporate Satellite Data to Improve Characterization of Fine-Scale Air Quality and Source Impacts

AE.1.5.6

Summary of Spatial Analysis of Volatile Organic Compounds in Rubbertown Area of Louisville, Kentucky using Passive Samplers

AE.1.5.7

Improved Modeling Approaches for Characterizing the Flow and Dispersion of Air Pollutants in Urban Areas for Use in Dispersion
Models

Output 1.6

Evaluation of Organic Species Impacting Criteria Pollutant Formation


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Number

Research Area, Output, or Product Title

AE. 1.6.1

New Insights in Atmospheric Science Seminar Series

AE.1.6.2

Summary of Implications of VCPs for Ozone and PM in Urban Atmospheres (California and the Northeast US)

AE.1.6.3

Summary of Mechanistic Study of the Oxidation Processes of Limonene

AE.1.6.4

Summary of Identification of VCP-driven Criteria Pollutant Exceedances Nationwide in the Context of Changing NOx

AE.1.6.5

Summary of Laboratory Determination of SOA and Ozone from Volatile Chemical Products (VCPs)

AE.1.6.8

Summary of a Multimodel Approach to Chemical Prioritization Based on Primary and Secondary Pollutant Exposure Across
Environments Resulting from Volatile Chemical Products

AE.1.6.10

Development of a VCP Emission Inventory Methodology and Tool

AE.1.6.11

Update the Regional Atmospheric Chemistry Mechanism in CMAQ



Research Area 2: Approaches for characterizing source emissions, air quality, exposure, and mitigation strategies

Output 2.1

Progress update on the characterization and mitigation of key combustion sources

AE.2.1.1

Description of carbonaceous particle emissions from a pellet-burning biomass boiler

AE.2.1.3

Summary and dataset on emissions characterization of NOx, VOC, SVOC, PM emissions from both light and heavy-duty vehicles

AE.2.1.5

Summary of emissions from off-road stationary diesel gensets operating on traditional and alternative fuels

AE.2.1.6

The SPECIATE Database

AE.2.1.7

Summary of Emissions Measurements and Exposures from Non-Road Engines

AE.2.1.8

Summary of emissions from a pilot-scale investigation for the co-combustion of various biomass materials and coal

AE.2.1.9

Summary of Investigation of Stationary Source Condensable PM Measurements

AE.2.1.10

Summary of Program Office Source Emissions Methods Development and Revisions Support

AE.2.1.12

Summary of the impact of appliance technology, fuel, and measurement method on the emissions from residential wood
combustion

AE2.1.13

Chemical composition of biomass burning emissions by fuel type and combustion conditions

Output 2.2

Development, Evaluation, and Implementation of Updated Ambient Air Measurement Methods

AE.2.2.1

Summary of Ozone Measurement Methods in Biomass Burning Plumes

AE.2.2.4

FY20 Activity Report of ORD's Reference and Equivalent Methods Designation Program

AE.2.2.5

Continuous Formaldehyde Method Development and Evaluation


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Number

Research Area, Output, or Product Title

AE.2.2.6

FY21 Activity Report of ORD's Reference and Equivalent Methods Designation Program

AE.2.2.7

FY22 Activity Report of ORD's Reference and Equivalent Methods Designation Program

Output 2.3

Progress update on fugitive, area source, fenceline, and roadway emissions research

AE.2.3.1

Summary of Emission Factors of Reduced Nitrogen and Sulfur Compounds from Biomass Combustion

AE.2.3.2

Development of Aerial Emission Sampling Methods

AE.2.3.3

FY20 Annual Summary of NGEM and Fugitive, Area Source, and Fenceline Research

AE.2.3.4

FY21 Annual Summary of NGEM and Fugitive, Area Source, and Fenceline Research

AE.2.3.5

Summary of Study Results of Brake and Tire Wear from On-Road Motor Vehicles

AE.2.3.6

Summary of results of field evaluation of portable automated gas chromatographs for near source VOC monitoring

AE.2.3.7

FY22 Annual Summary of NGEM and Fugitive, Area Source, and Fenceline Research

Output 2.4

Summary of research advancements to characterize emissions, exposures, and related health and environmental impacts
associated with solid-fuel combustion for household energy needs (cooking, heating, and lighting) and outline of priorities for

future research

Output 2.5

Emission Estimating Methodologies (EEMs) and future research needs for emissions from agricultural sources

AE.2.5.1

Draft Emission Estimating Methodologies (EEMs) for ammonia, hydrogen sulfide, and particulate matter emissions from swine,
poultry (broiler and layer), and dairy farms

Output 2.6

Methods for Estimating Methane Emissions from Surface Water Reservoirs for the U.S. GHG Inventory Report

AE.2.6.1

Summary of Temporal Patterns and Biophysical Controls on Methane Emissions from Reservoirs

AE.2.6.2

An Estimate of Methane Emissions for U.S. Reservoirs for Inclusion in the Annual Inventory of U.S. Greenhouse Gas Emissions and
Sinks



Research Area 7: Emerging Approaches to Improve Air Quality and Exposure Characterization

Output 7.1

Advancement of Methods in Combining Different Types of Observational and Model Data for Air Pollution Characterization

AE.7.1.2

Summary of Next Generation Methods and Citizen Science Data to Evaluate Source Emissions and Impacts

AE.7.1.3

Summary of Exposure Characterization Using Data from Air Sensors, Reference Monitors, Satellites, and/or Air Quality Models to
Understand Potential Public Health Impacts


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Number

Research Area, Output, or Product Title

Output 7.2

Improved Capability to Manage, Process, Analyze, and Visualize Next-generation Air Pollution Data

AE.7.2.1

Report on Stakeholder Needs Assessment for Air Sensors

AE.7.2.2

Report on Data Solution Investigation for Air Sensors

AE.7.2.3

Summary of Internal Pilot of an Air Sensor Data Management Scheme to Support EPA Research and Air Quality Messaging

AE.7.2.4

Summary of Air Sensor Data/Network Data Quality Assurance Methodology

AE.7.2.5

Development of an Air Sensor Data Analysis Application

AE.7.2.7

Summary List of Public Resources to Facilitate the Use of Air Sensors

Output 7.3

Air Quality Sensors-Performance Evaluation, Targets Development, Testing Protocols, and Best Practices Guidance

AE.7.3.1

Air Sensor Performance Targets and Test Protocols for PM2.5 and Ozone

AE.7.3.2

Air Sensor Performance Targets and Test Protocols for PM10, N02, S02, CO

AE.7.3.3

Update to Air Sensor Guidebook

AE.7.3.4

Summary of Air Sensor Evaluations

AE.7.3.6

Summary of Evaluation of Commercially Available Air Sensor Performance in Biomass Burning Plumes

Output 7.4

Development of Advanced Air Quality Modeling Approaches for Global to Urban Scales

AE.7.4.1

Summary and Evaluation of MPAS Retrospective Meteorology Applied to Global Air Quality Modeling

AE.7.4.2

An Advanced Visualization Environment for Rich Data Interpretation (VERDI) Visualization and Analysis Tool for Next Generation
Air Quality Modeling on Global Icosahedral-type Grid Meshes

AE.7.4.3

Updated Model with Atmospheric Chemistry Over Marine Environments and Evaluation

AE.7.4.4

Software Tools for the Generation of MPAS Horizontal Meshes to Support Global to Regional Coupled Meteorology and Air
Quality Modeling

AE.7.4.5

Advanced Urban Canopy Model Components for High-resolution Meteorology and Air Quality in Urban Areas

AE.7.4.6

Updated Global Air Quality Model with Improved Soil and Surface Representation Incorporating Global Satellite Products

AE.7.4.7

Updated Air Quality Model with Aerosol-Met Interactions Including Direct and Indirect Radiative Feedback Effects

AE.7.4.8

Prototype Regional Version of the Advanced Air Quality Modeling System

AE.7.4.9

2-way Coupled MPAS-AQ Model


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