Table of Contents

Introduction
Air Quality in the Mid-Atlantic Region
About this Atlas
About MARAMA
Acknowledgments
 
Air Pollution in the Mid-Atlantic Region
Ozone Effects on Health and the Environment
Ozone Nonattainment Areas
Formation and Transport of Ozone
 
Factors Influencing Air Pollution
Forested and Agricultural Lands
Population Density in the Mid-Atlantic Region
Growth in Travel and Population
 
Sources of Air Pollution Emissions
Regional Patterns of Nitrogen Oxides Emissions
Regional Emissions of Volatile Organic Compounds
 
Measurement of Ozone in the Air
Regional Ozone Monitors
Number of Days Exceeding the Ozone Standard
Ozone and Temperature
Trends in Hourly Ozone Concentrations
 
Enhanced Monitoring in Major Metropolitan Areas
Photochemical Assessment Monitoring Stations
Measurement of Specific Volatile Organic Compounds
Most Prevalent Volatile Organic Compounds
 
Related Patterns of Air Pollution
Ozone and Particulate Matter
 
Air Quality Improvement
Ozone Levels in 1988 and 1995
Areas that Have Met the Ozone Standard
Areas that Have Met Air Quality Standards and Been Redesignated as Attainment
 
Appendices
Appendix A: Population Statistics, 1970-2005
Appendix B: Emissions Inventories Estimated for the Mid-Atlantic Region, 1990
Appendix C: Ozone Monitoring Stations
Appendix D: Background Data for 6-9 a.m. DST Fingerprint Averages
Appendix E: Data Summaries for the PAMS Stations Operating in Washington,
                     Baltimore, and Philadelphia 1993- 1995
 
Maps
Ozone Nonattainment Areas
Air Movement and Transport During the 1995 Ozone Episodes
Percent Forested Area by County
Percent Agricultural Area by Count
County-Level Population Density
Location of the Largest Utility and Industrial Sources of NOx
County-Level Anthropogenic VOC Emission Density for a Typical Summer Day
County-Level VOC Biogenic Emissions Density for a Typical Summer Day
Ozone Monitoring Sites Operated During 1995
Measured Ozone on July 6, 1988 at 1400 EST
Measured Ozone on July 7, 1988 at 1400 EST
Measured Ozone on July 14, 1995 at 1600 EST
Measured Ozone on July 15, 1995 at 1600 EST
 
Charts
Population of Mid-Atlantic States
Population of Mid-Atlantic Metro Areas
Mid-Atlantic Nitrogen Oxide Emissions
1990 Mid-Atlantic VOC Emissions
Ratio of Ozone Violations to 90 Degree Days in the Mid- Atlantic Region
Ratio of Ozone Violations to 90 Degree Days in the Baltimore Nonattainment
     Area
Ratio of Ozone Violations to 90 Degree Days in the Philadelphia Nonattainment
     Area
Ratio of Ozone Violations to 90 Degree Days in the Greater New York
     Nonattainment Area
Ratio of Ozone Violations to 90 Degree Days in the Washington D.C.
     Nonattainment Area
Mid-Atlantic Ozone Trends
Delaware Ozone Trends
Washington D.C. Ozone Trends
Maryland Ozone Trends
New Jersey Ozone Trends
North Carolina Ozone Trends
Pennsylvania Ozone Trends
Virginia Ozone Trends
West Virginia Ozone Trends
Fraction of TNMHC Accounted For by Targeted and Non- Targeted Compounds
     at Selected MARAMA PAMS Sites During 1995 Summer Morning Hours
1995 Summer Morning (6-9 am) Average Concentrations for PAMS Targeted VOC
     Species at Lums Pond, DE
1995 Summer Morning (6-9 am) Average Concentrations for PAMS Targeted VOC
     Species at McMillan Reservoir, DC
1995 Summer Morning (6-9 am) Average Concentrations for PAMS Targeted VOC
     Species at Clifton Park, MD
1995 Summer Morning (6-9 am) Average Concentrations for PAMS Targeted VOC
     Species at Rider University, NJ
1995 Summer Morning (6-9 am) Average Concentrations for PAMS Targeted VOC
     Species at Philadelphia City Lab, PA
1995 Summer Morning (6-9 am) Average Concentrations for PAMS Targeted VOC
     Species at Corbin, VA
Maximum Daily Ozone and PM10, Aldino Airport - Harford County, Maryland,
     July, 1995
Hourly Ozone and PM10, Aldino Airport - Harford County, Maryland, July
     15, 1995
Maximum Daily Ozone and PM2.5 Ozone at Harrison Township and PM2.5 at
     Liberty Bono, July 1995 in Allegheny Coun ty
Hourly Ozone, NOx and PM2.5 Ozone and NOx at Lawrenceville and PM2.5 at
     Liberty Bono, July 13, 1995 in Alleghe ny County
 
Tables
State Transportation Statistics
Number of Days Above the Ozone Standard in the Mid- Atlantic Region, 1986 to
     1995
Photochemical Assessment Monitoring Stations
Areas that Have Met Air Quality Standards and Been Redesigned as Attainment
Population Statistics, 1970-1995, MARAMA States and Major Metropolitan Areas
Emission Inventories Estimates for the Mid-Atlantic Region, 1990
Surface Air Quality Monitoring Sites
Background Data for "6-9 am DST Fingerprint Averages"


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Baltimore, MD 21211-2109
Phone: 410-467-0170
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Last revised: 11/17/98