Bareilly vs Puducherry
Side-by-side air quality comparison between Bareilly and Puducherry.
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 | Bareilly | Puducherry |
|---|---|---|
| PM2.5(µg/m³) | 76.40 | 12.20 |
| PM10(µg/m³) | 106.60 | 14.50 |
| NO₂(µg/m³) | 44.80 | 18.70 |
| SO₂(µg/m³) | 9.80 | 9.00 |
| O₃(µg/m³) | 39.00 | 33.00 |
| CO(µg/m³) | 976.00 | 402.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bareilly averaged an AQI of 61 while Puducherry averaged 55 — a 6-point (11%) gap, with Bareilly the more polluted and Puducherry the cleaner of the two. On 537 days when both cities reported, Puducherry was cleaner on 370 of them; the average daily gap was 42 AQI points.
Seasonality & days
Bareilly peaks in November, while Puducherry peaks in December. Bareilly logged 0% Severe days and 73.1% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Bareilly 51 days, Puducherry 117 days.
Year-over-year progress
Bareilly has improved by 50 AQI points (45%) from 2022 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Bareilly reached AQI 292 at Rajendra Nagar (UPPCB) on 2022-11-03; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Bareilly spans 2 CPCB stations with a 12-point spread (min 71, max 83); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Puducherry has better air quality with an AQI of 20 compared to Bareilly's 155. That's a significant difference of 135 points.