Korba vs Puducherry
Side-by-side air quality comparison between Korba 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 | Korba | Puducherry |
|---|---|---|
| PM2.5(µg/m³) | 48.10 | 16.40 |
| PM10(µg/m³) | 56.60 | 19.20 |
| NO₂(µg/m³) | 15.00 | 18.50 |
| SO₂(µg/m³) | 20.40 | 8.80 |
| O₃(µg/m³) | 86.00 | 37.00 |
| CO(µg/m³) | 325.00 | 394.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Korba averaged an AQI of 67 while Puducherry averaged 55 — a 12-point (22%) gap, with Korba the more polluted and Puducherry the cleaner of the two. On 686 days when both cities reported, Puducherry was cleaner on 443 of them; the average daily gap was 38 AQI points.
Seasonality & days
Korba peaks in January, while Puducherry peaks in December. Korba logged 0% Severe days and 78.8% Good-or-Satisfactory days; Puducherry was 0% Severe and 95.4% Good-or-Satisfactory. Longest clean-air streaks: Korba 83 days, Puducherry 117 days.
Year-over-year progress
Korba has improved by 19 AQI points (22.1%) from 2022 to 2024; Puducherry has worsened by 1 AQI points (1.9%) over the same window. The worst recorded day for Korba reached AQI 313 at Urja Nagar (CECB) on 2023-01-04; Puducherry hit AQI 274 at Jawahar Nagar (PPCC) on 2022-10-25.
Station-level disparity
Korba spans 2 CPCB stations with a 13-point spread (min 62, max 75); 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 Korba's 81. That's a significant difference of 54 points.