Pune vs Purnia
Side-by-side air quality comparison between Pune 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, Pune averaged an AQI of 97 while Purnia averaged 133 — a 36-point (37%) gap, with Purnia the more polluted and Pune the cleaner of the two. On 476 days when both cities reported, Purnia was cleaner on 253 of them; the average daily gap was 71 AQI points.
Seasonality & days
Pune peaks in November, while Purnia peaks in January. Pune logged 0.1% Severe days and 44.8% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Pune 92 days, Purnia 14 days.
Year-over-year progress
Pune has improved by 7 AQI points (6.7%) from 2017 to 2024; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Pune reached AQI 435 at Alandi (IITM) on 2024-01-29; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Pune spans 12 CPCB stations with a 54-point spread (min 68, max 122); Purnia spans 1 stations with a 0-point spread (min 176, max 176).