EPA Air Pollutant Monitoring - Carbon Monoxide

Daily summary of air quality at specified locations in King County (Carbon Monoxide). Air quality monitors measure concentrations of CO throughout the country. EPA, state, tribal and local agencies use that data to ensure that CO remains at levels that protect public health and the environment. Nationally, average CO concentrations have decreased substantially over the years. The charts below show national and regional trends in CO concentrations.

Querying over HTTP

Splitgraph serves as an HTTP API that lets you run SQL queries directly on this data to power Web applications. For example:

curl https://data.splitgraph.com/sql/query/ddn \
    -H "Content-Type: application/json" \
    -d@-<<EOF
{"sql": "
    SELECT *
    FROM \"kingcounty-gov/epa-air-pollutant-monitoring-carbon-monoxide-vrs8-sfk9\".\"epa_air_pollutant_monitoring_carbon_monoxide\"
    LIMIT 100 
"}
EOF

See the Splitgraph documentation for more information.