Bulandshahr vs Hosur
Side-by-side air quality comparison between Bulandshahr and Hosur.
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 | Hosur |
|---|---|---|
| PM2.5(µg/m³) | 69.20 | 4.50 |
| PM10(µg/m³) | 121.10 | 5.00 |
| NO₂(µg/m³) | 22.90 | 7.50 |
| SO₂(µg/m³) | 11.10 | 4.10 |
| O₃(µg/m³) | 91.00 | 38.00 |
| CO(µg/m³) | 455.00 | 140.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bulandshahr averaged an AQI of 142 while Hosur averaged 90 — a 52-point (58%) gap, with Bulandshahr the more polluted and Hosur the cleaner of the two. On 96 days when both cities reported, Hosur was cleaner on 74 of them; the average daily gap was 95 AQI points.
Seasonality & days
Bulandshahr peaks in November, while Hosur peaks in December. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Hosur was 0% Severe and 73.89999999999999% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Hosur 10 days.
Year-over-year progress
The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Hosur hit AQI 232 at SIPCOT Phase-1 (TNPCB) on 2022-10-25.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Hosur spans 1 stations with a 0-point spread (min 90, max 90).
Verdict
🏆 Hosur has better air quality with an AQI of 8 compared to Bulandshahr's 131. That's a significant difference of 123 points.