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Air Quality API

The Air Quality API provides the latest air quality information for any city or geographic location in the world. It provides not only the holistic Air Quality Index (AQI) but also concentrations for major pollutants:

  • Carbon monoxide (CO)
  • Nitrogen dioxide (NO2)
  • Ozone (O3)
  • Sulphur dioxide (SO2)
  • PM2.5 particulates
  • PM10 particulates
(4.2)

From 4,614 users

API Status

Online - All Systems Operational

API Response Times

Average
P50
P75
P90
P95
399ms423ms452ms820ms1258ms

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/v1/airquality GET

https://api.api-ninjas.com/v1/airquality

Get air quality by city or location coordinates (latitude/longitude). Returns the air quality index (AQI) and concentrations of major pollutants.

Parameters

  • lat  required

    Latitude of desired location.

  • lon  required

    Longitude of desired location.

    • — or —
  • city  required

    City name.

  • state  optional

    US state (for United States cities only).

  • country  optional

    Country name.

Headers

  • X-Api-Key  required

    API Key associated with your account.

Response

  • overall_aqi

    Overall Air Quality Index (AQI) value.

  • CO

    Object containing concentration (in µg/m³) and aqi (Air Quality Index for Carbon Monoxide).

  • NO2

    Object containing concentration (in µg/m³) and aqi (Air Quality Index for Nitrogen Dioxide).

  • O3

    Object containing concentration (in µg/m³) and aqi (Air Quality Index for Ozone).

  • SO2

    Object containing concentration (in µg/m³) and aqi (Air Quality Index for Sulphur Dioxide).

  • PM2.5

    Object containing concentration (in µg/m³) and aqi (Air Quality Index for PM2.5 particulates).

  • PM10

    Object containing concentration (in µg/m³) and aqi (Air Quality Index for PM10 particulates).

Sample Request Live Demo!

city
state
country
lat
lon

Try this API endpoint with all available parameters in our API playground

https://api.api-ninjas.com/v1/airquality?city=London

Headers

X-Api-KeyLog in or sign up to get your API Key

Sample Response

JSON
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 { "overall_aqi": 55, "CO": { "concentration": 223.64, "aqi": 2 }, "PM10": { "concentration": 3.62, "aqi": 3 }, "SO2": { "concentration": 5.13, "aqi": 7 }, "PM2.5": { "concentration": 1.82, "aqi": 5 }, "O3": { "concentration": 60.8, "aqi": 55 }, "NO2": { "concentration": 9.68, "aqi": 12 } }

Code Examples

1 2 curl -X GET "https://api.api-ninjas.com/v1/airquality?city=london" \ -H "X-Api-Key: YOUR_API_KEY"

If your programming language is not listed in the Code Example above, you can still make API calls by using a HTTP request library written in your programming language and following the above documentation.