Ghaziabad vs Korba
Side-by-side air quality comparison between Ghaziabad and Korba.
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 | Ghaziabad | Korba |
|---|---|---|
| PM2.5(µg/m³) | 69.60 | 48.10 |
| PM10(µg/m³) | 96.40 | 56.60 |
| NO₂(µg/m³) | 27.40 | 15.00 |
| SO₂(µg/m³) | 11.00 | 20.40 |
| O₃(µg/m³) | 65.00 | 86.00 |
| CO(µg/m³) | 542.00 | 325.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ghaziabad averaged an AQI of 177 while Korba averaged 67 — a 110-point (164%) gap, with Ghaziabad the more polluted and Korba the cleaner of the two. On 356 days when both cities reported, Korba was cleaner on 349 of them; the average daily gap was 140 AQI points.
Seasonality & days
Ghaziabad peaks in November, while Korba peaks in January. Ghaziabad logged 12.2% Severe days and 13.700000000000001% Good-or-Satisfactory days; Korba was 0% Severe and 78.8% Good-or-Satisfactory. Longest clean-air streaks: Ghaziabad 19 days, Korba 83 days.
Year-over-year progress
Ghaziabad has improved by 115 AQI points (39.4%) from 2017 to 2024; Korba has improved by 19 AQI points (22.1%) over the same window. The worst recorded day for Ghaziabad reached AQI 500 at Vasundhara (UPPCB) on 2017-12-21; Korba hit AQI 313 at Urja Nagar (CECB) on 2023-01-04.
Station-level disparity
Ghaziabad spans 4 CPCB stations with a 30-point spread (min 198, max 228); Korba spans 2 stations with a 13-point spread (min 62, max 75).
Verdict
🏆 Korba has better air quality with an AQI of 81 compared to Ghaziabad's 133. That's a significant difference of 52 points.