Amritsar vs Patna
Side-by-side air quality comparison between Amritsar and Patna.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Amritsar | Patna |
|---|---|---|
| PM2.5(µg/m³) | 54.10 | 99.00 |
| PM10(µg/m³) | 70.50 | 111.80 |
| NO₂(µg/m³) | 20.20 | 49.30 |
| SO₂(µg/m³) | 7.10 | 18.10 |
| O₃(µg/m³) | 66.00 | 19.00 |
| CO(µg/m³) | 610.00 | 704.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Amritsar averaged an AQI of 124 while Patna averaged 172 — a 48-point (39%) gap, with Patna the more polluted and Amritsar the cleaner of the two. On 2389 days when both cities reported, Amritsar was cleaner on 2067 of them; the average daily gap was 121 AQI points.
Seasonality & days
Amritsar peaks in November, while Patna peaks in December. Amritsar logged 0.2% Severe days and 47.2% Good-or-Satisfactory days; Patna was 7.5% Severe and 19.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Amritsar 40 days, Patna 30 days.
Year-over-year progress
Amritsar has improved by 40 AQI points (24.4%) from 2017 to 2024; Patna has improved by 40 AQI points (18.9%) over the same window. The worst recorded day for Amritsar reached AQI 459 at Golden Temple (PPCB) on 2018-06-14; Patna hit AQI 491 at IGSC Planetarium Complex (BSPCB) on 2016-01-01.
Station-level disparity
Amritsar spans 1 CPCB stations with a 0-point spread (min 119, max 119); Patna spans 6 stations with a 39-point spread (min 154, max 193).
Verdict
🏆 Amritsar has better air quality with an AQI of 90 compared to Patna's 231. That's a significant difference of 141 points.