Bulandshahr vs Ghaziabad
Side-by-side air quality comparison between Bulandshahr and Ghaziabad.
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 | Ghaziabad |
|---|---|---|
| PM2.5(µg/m³) | 69.20 | 65.70 |
| PM10(µg/m³) | 121.10 | 120.10 |
| NO₂(µg/m³) | 22.90 | 20.30 |
| SO₂(µg/m³) | 11.10 | 11.60 |
| O₃(µg/m³) | 91.00 | 97.00 |
| CO(µg/m³) | 455.00 | 522.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bulandshahr averaged an AQI of 142 while Ghaziabad averaged 177 — a 35-point (25%) gap, with Ghaziabad the more polluted and Bulandshahr the cleaner of the two. On 1910 days when both cities reported, Bulandshahr was cleaner on 1700 of them; the average daily gap was 57 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Ghaziabad was 12.2% Severe and 13.700000000000001% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Ghaziabad 19 days.
Year-over-year progress
Bulandshahr has improved by 82 AQI points (36.6%) from 2018 to 2024; Ghaziabad has improved by 115 AQI points (39.4%) over the same window. The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Ghaziabad hit AQI 500 at Vasundhara (UPPCB) on 2017-12-21.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Ghaziabad spans 4 stations with a 30-point spread (min 198, max 228).
Verdict
🏆 Ghaziabad has better air quality with an AQI of 120 compared to Bulandshahr's 131.