Indore vs Puducherry
Side-by-side air quality comparison between Indore 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 | Indore | Puducherry |
|---|---|---|
| PM2.5(µg/m³) | 31.30 | 16.40 |
| PM10(µg/m³) | 47.80 | 19.20 |
| NO₂(µg/m³) | 7.10 | 18.50 |
| SO₂(µg/m³) | 15.10 | 8.80 |
| O₃(µg/m³) | 66.00 | 37.00 |
| CO(µg/m³) | 251.00 | 394.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Indore averaged an AQI of 84 while Puducherry averaged 55 — a 29-point (53%) gap, with Indore the more polluted and Puducherry the cleaner of the two. On 1011 days when both cities reported, Puducherry was cleaner on 927 of them; the average daily gap was 67 AQI points.
Seasonality & days
Indore peaks in November, while Puducherry peaks in December. Indore logged 0% Severe days and 45.099999999999994% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Indore 65 days, Puducherry 117 days.
Year-over-year progress
Indore has improved by 47 AQI points (35.9%) from 2019 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Indore reached AQI 359 at Maguda Nagar (IMC) on 2024-09-18; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Indore spans 6 CPCB stations with a 69-point spread (min 52, max 121); Puducherry spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Puducherry has better air quality with an AQI of 27 compared to Indore's 53.