Korba vs Surat
Side-by-side air quality comparison between Korba and Surat.
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 | Surat |
|---|---|---|
| PM2.5(µg/m³) | 49.20 | 23.90 |
| PM10(µg/m³) | 58.40 | 45.10 |
| NO₂(µg/m³) | 18.50 | 22.90 |
| SO₂(µg/m³) | 13.70 | 38.50 |
| O₃(µg/m³) | 64.00 | 33.00 |
| CO(µg/m³) | 435.00 | 249.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Korba averaged an AQI of 67 while Surat averaged 83 — a 16-point (24%) gap, with Surat the more polluted and Korba the cleaner of the two. On 537 days when both cities reported, Korba was cleaner on 324 of them; the average daily gap was 62 AQI points.
Seasonality & days
Korba peaks in January, while Surat peaks in November. Korba logged 0% Severe days and 78.8% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Korba 83 days, Surat 55 days.
Year-over-year progress
Korba has improved by 19 AQI points (22.1%) from 2022 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Korba reached AQI 313 at Urja Nagar (CECB) on 2023-01-04; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Korba spans 2 CPCB stations with a 13-point spread (min 62, max 75); Surat spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Surat has better air quality with an AQI of 45 compared to Korba's 82.