Ludhiana vs Pune
Side-by-side air quality comparison between Ludhiana and Pune.
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 | Ludhiana | Pune |
|---|---|---|
| PM2.5(µg/m³) | 81.70 | 15.20 |
| PM10(µg/m³) | 109.20 | 35.00 |
| NO₂(µg/m³) | 40.40 | 10.60 |
| SO₂(µg/m³) | 15.20 | 8.90 |
| O₃(µg/m³) | 35.00 | 33.00 |
| CO(µg/m³) | 797.00 | 131.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2021, Ludhiana averaged an AQI of 117 while Pune averaged 97 — a 20-point (21%) gap, with Ludhiana the more polluted and Pune the cleaner of the two. On 1342 days when both cities reported, Ludhiana was cleaner on 713 of them; the average daily gap was 51 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ludhiana logged 0.3% Severe days and 53.599999999999994% Good-or-Satisfactory days; Pune was 0.1% Severe and 44.8% Good-or-Satisfactory. Longest clean-air streaks: Ludhiana 53 days, Pune 92 days.
Year-over-year progress
Ludhiana has improved by 79 AQI points (40.3%) from 2017 to 2021; Pune has improved by 7 AQI points (6.7%) over the same window. The worst recorded day for Ludhiana reached AQI 488 at Punjab Agricultural University (PPCB) on 2018-06-14; Pune hit AQI 435 at Alandi (IITM) on 2024-01-29.
Station-level disparity
Ludhiana spans 1 CPCB stations with a 0-point spread (min 118, max 118); Pune spans 12 stations with a 54-point spread (min 68, max 122).
Verdict
🏆 Pune has better air quality with an AQI of 35 compared to Ludhiana's 173. That's a significant difference of 138 points.