Bulandshahr vs Korba
Side-by-side air quality comparison between Bulandshahr 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 | Bulandshahr | Korba |
|---|---|---|
| PM2.5(µg/m³) | 55.30 | 38.50 |
| PM10(µg/m³) | 198.80 | 54.10 |
| NO₂(µg/m³) | 1.20 | 5.50 |
| SO₂(µg/m³) | 10.10 | 34.30 |
| O₃(µg/m³) | 193.00 | 204.00 |
| CO(µg/m³) | 329.00 | 201.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bulandshahr averaged an AQI of 142 while Korba averaged 67 — a 75-point (112%) gap, with Bulandshahr the more polluted and Korba the cleaner of the two. On 705 days when both cities reported, Korba was cleaner on 589 of them; the average daily gap was 74 AQI points.
Seasonality & days
Bulandshahr peaks in November, while Korba peaks in January. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Korba was 0% Severe and 78.8% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Korba 83 days.
Year-over-year progress
Bulandshahr has improved by 82 AQI points (36.6%) from 2018 to 2024; Korba has improved by 19 AQI points (22.1%) over the same window. The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Korba hit AQI 313 at Urja Nagar (CECB) on 2023-01-04.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Korba spans 2 stations with a 13-point spread (min 62, max 75).
Verdict
🏆 Korba has better air quality with an AQI of 65 compared to Bulandshahr's 166. That's a significant difference of 101 points.