Common Core Contact Name,Craig Kassinger Contact Email,nephtrackingsupport@cdc.gov Public Access Level,public Bureau Code,009:20 Program Code,009:020 Geographic Coverage,U.S. states Temporal Applicability,2001-2019 Homepage,nephtrackingsupport@cdc.gov Language,English Data Quality Geospatial Resolution,county Topics Category,Environmental Health & Toxicology Tags,"environmental health, air pollution, • asthma, ozone, air quality, national ambient air quality standards, national environmental health tracking network" Licensing and Attribution License,Public Domain U.S. Government Source Link,https://ephtracking.cdc.gov/DataExplorer/#/