Amritsar vs Purnia
Side-by-side air quality comparison between Amritsar 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, Amritsar averaged an AQI of 124 while Purnia averaged 133 — a 9-point (7%) gap, with Purnia the more polluted and Amritsar the cleaner of the two. On 821 days when both cities reported, Amritsar was cleaner on 559 of them; the average daily gap was 82 AQI points.
Seasonality & days
Amritsar peaks in November, while Purnia peaks in January. Amritsar logged 0.2% Severe days and 47.2% Good-or-Satisfactory days; Purnia was 3.7% Severe and 33.699999999999996% Good-or-Satisfactory. Longest clean-air streaks: Amritsar 40 days, Purnia 14 days.
Year-over-year progress
Amritsar has improved by 40 AQI points (24.4%) from 2017 to 2024; Purnia has improved by 163 AQI points (55.1%) over the same window. The worst recorded day for Amritsar reached AQI 459 at Golden Temple (PPCB) on 2018-06-14; Purnia hit AQI 460 at Mariam Nagar (BSPCB) on 2022-12-15.
Station-level disparity
Amritsar spans 1 CPCB stations with a 0-point spread (min 119, max 119); Purnia spans 1 stations with a 0-point spread (min 176, max 176).