(saa1/)
 
saa_pts/       ARC/INFO Point coverages
 
     readme/        Directory Information
     metadata/      Metadata
     info/          INFO data base
     fhm/           Workspace of
                    Forest Health Monitoring Sites and Data
     ozone/         Workspace of
                    Ozone Monitoring Sites and Data (1983 - 1993)
     pm_mon/        Workspace of
                    Particulate Matter Monitoring Sites
     tri/           Workspace of
                    Toxic Release Inventory Sites and Data
 
     ibi_fish       Index of Biotic Integrity (sample sites)
     campgrds       Campground Locations
     cerclis        Comprehensive Environmental Response,
                    Compensation, and Liability Information
                    System (CERCLIS), includes National Priority
                    List (NPL or Superfund) Sites
     cities         Cities and Towns
     co_site        Carbon Monoxide Sources
     fia_mon        Forest Inventory and Analysis Monitoring Site
     fire_nfs       Fire Occurence Sites on National Forests Land
     hexpts         Environmental Monitoring and Assessment
                    Program (EMAP) monitoring sites
     macroinv       Macroinvertabrates
     maj_city       Major Cities
     mines          Mine Locations
     npdes          National Pollutant Discharge Elimination
                    System (NPDES)
     no2_site       Nitrogen Oxide Sources
     nris_pts       National Registry Sites (Historic)
     oak_decl       Oak Decline Sites
     pb_site        Lead Sources
     pm_site        Particulate Matter Sources
     rec_exce       Recreation Sites Where Capacity is Exceeded
     so2_site       Sulfur Dioxide Sources
     voc_site       Volatile Organic Compounds Sources
     wat_qual       Water Quality Monitoring Sites
     wat_supl       Water Supply Sites