Bulandshahr vs Mumbai
Side-by-side air quality comparison between Bulandshahr and Mumbai.
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 | Mumbai |
|---|---|---|
| PM2.5(µg/m³) | 71.70 | 17.50 |
| PM10(µg/m³) | 108.50 | 40.70 |
| NO₂(µg/m³) | 30.30 | 11.00 |
| SO₂(µg/m³) | 10.30 | 12.60 |
| O₃(µg/m³) | 60.00 | 42.00 |
| CO(µg/m³) | 488.00 | 196.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bulandshahr averaged an AQI of 142 while Mumbai averaged 93 — a 49-point (53%) gap, with Bulandshahr the more polluted and Mumbai the cleaner of the two. On 1872 days when both cities reported, Mumbai was cleaner on 1025 of them; the average daily gap was 81 AQI points.
Seasonality & days
Bulandshahr peaks in November, while Mumbai peaks in December. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Mumbai 58 days.
Year-over-year progress
Bulandshahr has improved by 82 AQI points (36.6%) from 2018 to 2024; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).
Verdict
🏆 Mumbai has better air quality with an AQI of 41 compared to Bulandshahr's 140. That's a significant difference of 99 points.