
EPA Air Quality Monitoring Sites Metadata
epa_airdata_monitoring_sites.Rd
This dataset contains metadata for air quality monitoring sites in the United States. It includes site location details, land use classification, elevation, operational dates, and other relevant attributes.
Format
A tibble with the following columns:
- State Code
FIPS code representing the U.S. state.
- County Code
FIPS code representing the county within the state.
- Site Number
Unique identifier for the monitoring site within the county.
- Latitude
Latitude of the monitoring site in decimal degrees.
- Longitude
Longitude of the monitoring site in decimal degrees.
- Datum
Geodetic datum used for latitude/longitude coordinates (e.g., "WGS84").
- Elevation
Elevation of the site in meters above sea level.
- Land Use
Classification of land use surrounding the site (e.g., "RESIDENTIAL", "AGRICULTURAL").
- Location Setting
General setting of the site (e.g., "URBAN AND CENTER CITY", "RURAL").
- Site Established Date
Date when the monitoring site was established.
- Site Closed Date
Date when the site ceased operation (if applicable).
- Met Site State Code
FIPS code of the meteorological site, if applicable.
- Met Site County Code
FIPS code of the county where the meteorological site is located, if applicable.
- Met Site Site Number
Unique identifier of the associated meteorological site, if applicable.
- Met Site Type
Type of meteorological site, if applicable.
- Met Site Distance
Distance from the monitoring site to the associated meteorological site, in kilometers.
- Met Site Direction
Cardinal direction from the monitoring site to the meteorological site.
- GMT Offset
Offset from GMT (Greenwich Mean Time) in hours.
- Owning Agency
Agency responsible for maintaining the monitoring site.
- Local Site Name
Locally assigned name of the monitoring site.
- Address
Physical address of the monitoring site.
- Zip Code
ZIP code where the monitoring site is located.
- State Name
Full name of the state where the site is located.
- County Name
Full name of the county where the site is located.
- City Name
City where the monitoring site is located, if applicable.
- CBSA Name
Core-Based Statistical Area (CBSA) associated with the site, if applicable.
- Tribe Name
Name of the Native American tribe associated with the site, if applicable.
- Extraction Date
Date when this data was extracted.
Examples
data(epa_airdata_monitoring_sites)
head(epa_airdata_monitoring_sites)
#> # A tibble: 6 × 28
#> `State Code` `County Code` `Site Number` Latitude Longitude Datum Elevation
#> <chr> <chr> <chr> <dbl> <dbl> <chr> <dbl>
#> 1 01 001 0001 32.4 -86.5 WGS84 64
#> 2 01 001 0002 32.4 -86.4 WGS84 0
#> 3 01 001 0003 32.3 -86.8 WGS84 41
#> 4 01 003 0001 0 0 NAD27 0
#> 5 01 003 0002 30.6 -87.7 WGS84 0
#> 6 01 003 0003 30.6 -87.7 WGS84 49
#> # ℹ 21 more variables: `Land Use` <chr>, `Location Setting` <chr>,
#> # `Site Established Date` <date>, `Site Closed Date` <date>,
#> # `Met Site State Code` <chr>, `Met Site County Code` <chr>,
#> # `Met Site Site Number` <chr>, `Met Site Type` <chr>,
#> # `Met Site Distance` <dbl>, `Met Site Direction` <chr>, `GMT Offset` <dbl>,
#> # `Owning Agency` <chr>, `Local Site Name` <chr>, Address <chr>,
#> # `Zip Code` <chr>, `State Name` <chr>, `County Name` <chr>, …