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Atmospheric Impacts

 

CRC Project No. A-101
Air Quality Modeling of the Relationship Between Projected Ozone and PM
Trends and Changes in Precursor Relationships in the South Coast Air
Basin in Response to Varying Reductions of Precursor Emissions

CRC Project No. A-100
Improvement of Default Inputs for MOVES and SMOKE-MOVES
A-100 Database and MOVES Tool Available for Download

CRC Project No. A-99
Contributions to US Ozone of US, non-US and Natural Emissions
Executive Summary
Discussions of the Draft Article at ACP

CRC Project A-102
Source-Sector Contributions to European Ozone and Fine PM
in 2010 Using AQMEII Modeling Data
Executive Summary
Atmospheric Chemistry and Physics Journal Link for A-102

CRC Project No. A-95
Modeling Inter-Continental Transport of Ozone in North America with CAMx
for the Air Quality Model Evaluation International Initiative (AQMEII) Phase 3
Executive Summary

CRC Project No. A-96
PM2.5 Data Analysis and Modeling in the San Francisco Bay Area

CRC Project A-89 APR Journal Link
A reduced form model for ozone based on two decades of CMAQ
simulations for the continental United States

CRC Project No. A-89-4
Properties of an Ozone Metamodel for the Continental United States

CRC Project No. A-97
Assessing and Improving the Isoprene Oxidation Mechanism
Executive Summary

Atmospheric Environment Journal Link for A-97

CRC Project No. A-74/E-96 Phase 4
Linking Tailpipe to Ambient Executive Summary

Atmospheric Chemistry and Physics Journal Link

CRC Project No. A-103
Supplemental ZIP File
Preparing SMOKE-MOVES Inputs Using the AWS Environment

CRC Project A-76-3 JAWMA Journal Link
Source Apportionment of Emissions from Light-Duty Gasoline Vehicles
and Other Sources in the United States for Ozone and Particulate Matter

CRC Project A-78 Oxford University Press Link to Order
The Mechanisms of Reactions Influencing Atmospheric Ozone

CRC Project A-89
AE Journal Article

CRC Report No. A-89-1
Methods for Adjusting Biases in Ozone Model Outputs for
use in Attainment Demonstrations and Exposure
Assessments

CRC Report No. A-89-2
Using Uncertain Regional Air Quality Model Outputs for
Ozone Source Apportionment

CRC Report No. A-89-3
Metamodel Demonstration: Effects of Mobile Source
Reductions on Ozone Trends in the Northeast US

CRC Project A-87
Volume 1 AE Journal Article

CRC Project A-92
2015 Mobile Source Air Toxics Workshop Summary

CRC Project A-85
Ozone Modeling Predictions Sensitivity to Speciation of Exhaust VOC Emissions

CRC Project A-90
Executive Summary
ES&T Journal Link
Apportionment of Ozone Above the Background Concentration to Emissions Sources

CRC Project A-91
 Projected Ozone Trends and Changes in the Ozone-Precursor Relationship in the South Coast Air Basin in Response to Varying Reductions of Precursor Emissions
Journal of Air and Waste Management Link for A-91

CRC Project A-87-2
Dynamic Evaluation of 2006-2010 Ozone Trends in AQMEII-2 North American Domain Simulations

CRC Project A-88
MOVES Input Improvements for the 2011 NEI

CRC Report: A-86
Low Carbon Fuel Standard Program Air Emissions Effects

CRC Project A-83
Sensitivity of Atmospheric Models to Rate Terms within Complex Chemical Mechanisms
Atmospheric Environment Journal Link for A-83

CRC Project E-98/A-80
Exhaust Emissions of Average Fuel Composition

Database

CRC Project No. A-74/E-96 Phases 1-3
Linking Tailpipe to Ambient Executive Summary
Database: On-Road Vehicle Emissions Data
Database: On-Road Vehicle Fleet
Database: POA Gas-Particle Partitioning Data
Database: Small Off-Road Engine Data
Database: SOA Data

CRC Project No. A-88
Evaluation of Data Sources for Improving NEI Inputs
A-88 Task 1 Memo
Truck Stop Database Memo
Truck Stop Database

A-88 Task 2 Memo
Age Distribution Cars Database
Age Distribution Trucks Database
Population Database
Long Haul Short Haul Database
State County FIPS Key

CRC Report No. A-84
Study of MOVES Information for theNational Emissions Inventory
TRB Paper No. 14-2898

CRC Report No. A-73-1
Development of Inventory and Speciation Inputs for Representing Ethanol Blends

CRC Report No. A-76-2 Task 1
Effects of Light-Duty Vehicle Emissions on Ozone and PM
with Past, Present, and Future Controls: Tier 0 versus Other Scenarios

CRC Report No. A-76-2 Task 2
Trends in on-road vehicle emissions and ambient air quality in Atlanta, Georgia, USA,
from the late 1990s through 2009
Journal of Air and Waste Management Link for A-76-2 Task 2

CRC Report No. A-79
Assessment of Near-Roadway NO2 Concentrations

CRC Report No. A-76-1
Effects of Light-Duty Vehicle Emissions on Ozone and PM
with Past, Present, and Future Controls
Atmospheric Environment Journal Link for A-76-1

CRC Report No. A-75-1
Modeling Europe with CAMx for Phase I
of the Air Quality Model Evaluation Internatinal Initiative (AQMEII)

CRC Report No. A-75-2
Modeling Europe with CAMx for Phase II
of the Air Quality Model Evaluation Internatinal Initiative (AQMEII)
Atmospheric Environment Journal Link for A-75

CRC Report No. A-69-1
Regional Modeling of Weekday/Weekend Ozone Changes in the Midwestern US

CRC Report No. A-67
Model Suite to Estimate Ozone and PM from fuel Reformulation

CRC Report No. A-65
Accuracy of Regional Simulations of Background Ozone and Particulate Matter

CRC Report No. A-62-1 and A-62-2
Impact of Reactive Halogen Species in California Coastal Areas
Final Report
Final Report Figures

CRC Report No. A-64
Evaluation of CAMx Probing Tools for Particulate Matter
For User's Guide, contact Jan Tucker

CRC Report No. A-70
Trajectory Grid Transport Algorithm in CMAQ

CRC Report No. A-60
Organic Aerosol Spatial/Temporal Patterns:
Perspectives of Measurements and Model

CRC Report No. A-66
Current Understanding of Ultra Fine Particulate Matter
Emitted from Mobile Sources

CRC Report A-56
Modeling Weekday/Weekend Emissions and Ozone

in the Los Angeles Basin for 1997 and 2010

CRC Report A-61
Feasibility of Using Satellite Data in Air Quality Modeling

CRC Report A-63
Speed Enhancements for CAMx Probing Tools

CRC Report No. A-57
Analysis of Particulate Nitrate and Black Carbon Time Series

CRC Report No. A-54-2
Trends in Western O3 and PM and Their Relationship
to Fires and Meteorological Variables

CRC Report No. A-55
Implementation of the Trajectory-Grid Advection Algorithm in CMAQ

CRC Report No. A-51a/b
Implementing the Decoupled Direct Method for Sensitivity Analysis
in a Particulate Matter Air Quality Model

CRC Report No. A-49/3
Modeling the Weekday/Weekend Differences of Air Toxics

CRC Report No. A-59
Investigative Modeling of New Pathways for Secondary Organic Aerosol Formation

CRC Report No. A-49, Task 2
Weekday/Weekend Differences in Concentrations of Air Toxics
in New York, NY; Philadelphia, PA; and Houston, TX

CRC Report No. A-46, Phase 2
(Large file ~14mb)
Improving Fine Grid Meteorological Simulations for Air Quality Applications

CRC Report No. A-54
Influence of Inter-Continental Transport on Background O3 and PM Concentrations in the United States: Final Report - Phase 1

CRC Report No. A-40-2
Application of CAMx and CMAQ Models to the August-September, 1997 SCOS Episode

CRC Report No.  A-34
Evaluating VOC Receptor Models Using Grid-Model Simulations

CRC Report No. A-49
Air Toxics Modeling - Current Status, Challenges and Prospects

CRC Report No. A-47
Weekday/Weekend Differences in Ambient Ozone and Particulate
Matter Concentrations in Atlanta and the Southeastern United States

CRC Report No. A-44
Performance Evaluation of Four Air Quality Models Applied for an
Annual Simulation of PM Over the Western United States

CRC Report No. A-44a/b
Annual PM Modeling and Analysis of Episode Aggregation Uncertainties
for Annual Average PM2.5 and Visibility Modeling 

CRC Report No. A-46
Improving Fine Grid Meteorological
Simulations for Air Quality Applications

CRC Report No. A-48 (updated from Aug. 9, 2004 version)
Exploratory Data Analysis of Benzene and 1,3-Butadiene
Measurements for Air Toxics Risk Assessment in Houston

CRC Report No. A-40-1
Performance Evaluation of CMAQ and PM-CAMx
for the July 1999 SOS Episode

CRC Report No. A-41
A Study of the Secondary Organic Aerosol Formation
Potentials of Important Compounds in the Atmosphere

CRC Report No. A-38 (8.36 MB)
Impact of Updates to On-Road Mobile Sources Emission Factor Models (EMFAC) for the Los Angeles Region:  Ozone Model Sensitivity and Ambient/Inventory Reconciliation

CRC Report No. A-37-2
Guidance on the Application of CAMx Probing Tools

CRC Report No. A-43c
Trends in Ambient NOx and Particulate Nitrate
Concentrations in California, 1980-2000

CRC Report No. A-30 Final Report
Development of an Advanced Photochemical
Model for Particulate Matter:  PMCAMx
For more information on the CAMx model:  www.camx.com

CRC Report No. A-12
A Numerical and Analytical Investigation of Meteorological Characteristics Over the
Northeastern United States During Episodes of Poor Air Quality

CRC Report No. A-24 & A-35A
Photochemical Modeling Study of the July 1995 NARSTO-NE Episode
Title Page
Executive Summary

CRC Report No. A-42-2
Development, Application, and Evaluation of an Advanced Photochemical
Air Toxics Modeling System

CRC Report No. A-42-1
Air Toxics Modeling

CRC Report No. A-37-1
Evaluation of Probing Tools Implemented in CAMx

CRC Report No. A-28
Evaluation of a Meteorological Model for Inter-Regional Transport

CRC Report No. A-39
Improvement of Numerical Solutions for Aerosol Condensation Equations

CRC Report No. A-36-A1
Proximate Modeling of Weekday/Weekend Ozone
Differences in Los Angeles

CRC Report No. A-29
Source Sensitivity and Source Attribution of Ozone-Executive Summary
Paper 1:  The Decoupled Direct Method for Sensitivity Analysis in a Three-Dimensional Air Quality Model-Implementation, Accuracy, and Efficiency
Link

Paper 2:  A Comparison of Souce Apportionment and Source Sensitivity of Ozone in a Three-Dimensional Air Quality Model
Link

CRC Report No. A-27
The Mechanisms of Atmospheric Oxidation of the Aromatic Hydrocarbons

CRC Project No. A-43a
Part 1
Part 2
Analysis of Weekday/Weekend Differences in Ambient Particulate Nitrate Concentrations and Formation in Southern California

CRC Report A-23
Contribution of Biogenic Emissions to the Formation of Ozone and Particulate Matter:Modeling Studies in the Nashville, TN and NE Domains
Phase 2 Report

CRC Report A-36-B
Data Analysis for a Better Understanding
of the Weekday/Weekend Ozone and PM Differences
Final Report
Appendices A-C
Appendices D

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