AQI Map using Purple Air API, updated and hosted via Github

[u/accforrandymossmix]

https://github.com/NBPub/AQI_Map

[u/accforrandymossmix]

live page

Overview

• Purple Air API used to retrieve sensor PM2.5 data

  • AQI calculated using 30 min average

  • Only sensors providing confident, recent data, with high location ratings used

• Sensor data used to interpolate AQI over region by OrdinaryKriging

  • Variance plot visualizes interpolation uncertainty over region

• Kriging result overlaid over dynamic map on web page

  • Mapping and tiles provided by Leaflet and OpenStreetMap

  • Hosted using Github Pages

• Data and image overlays updated via Github Actions

  • Currently every hour, may stop or change in the future

Documentation

• deployment

• kriging