Aurangabad vs Purnia
Side-by-side air quality comparison between Aurangabad and Purnia.
Live AQI from Open-Meteo CAMS (~45 km global model, updated hourly). Multi-year history from CPCB station data via aqinow.co pipeline (2016–2024, station-level daily records).
AQI Comparison
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aurangabad averaged an AQI of 99 while Purnia averaged 133 — a 34-point (34%) gap, with Purnia the more polluted and Aurangabad the cleaner of the two. On 566 days when both cities reported, Aurangabad was cleaner on 340 of them; the average daily gap was 71 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Aurangabad logged 0.1% Severe days and 58.3% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Aurangabad 46 days, Purnia 14 days.
Year-over-year progress
Aurangabad has improved by 41 AQI points (29.3%) from 2016 to 2024; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Aurangabad reached AQI 436 at More Chowk Waluj (MPCB) on 2024-09-16; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Aurangabad spans 4 CPCB stations with a 87-point spread (min 91, max 178); Purnia spans 1 stations with a 0-point spread (min 176, max 176).