Bareilly vs Purnia
Side-by-side air quality comparison between Bareilly 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, Bareilly averaged an AQI of 61 while Purnia averaged 133 — a 72-point (118%) gap, with Purnia the more polluted and Bareilly the cleaner of the two. On 445 days when both cities reported, Bareilly was cleaner on 371 of them; the average daily gap was 81 AQI points.
Seasonality & days
Bareilly peaks in November, while Purnia peaks in January. Bareilly logged 0% Severe days and 73.1% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Bareilly 51 days, Purnia 14 days.
Year-over-year progress
Bareilly has improved by 50 AQI points (45%) from 2022 to 2024; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Bareilly reached AQI 292 at Rajendra Nagar (UPPCB) on 2022-11-03; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Bareilly spans 2 CPCB stations with a 12-point spread (min 71, max 83); Purnia spans 1 stations with a 0-point spread (min 176, max 176).