Bhilai vs Bulandshahr
Side-by-side air quality comparison between Bhilai and Bulandshahr.
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 | Bhilai | Bulandshahr |
|---|---|---|
| PM2.5(µg/m³) | 46.40 | 69.20 |
| PM10(µg/m³) | 52.30 | 121.10 |
| NO₂(µg/m³) | 43.70 | 22.90 |
| SO₂(µg/m³) | 70.60 | 11.10 |
| O₃(µg/m³) | 42.00 | 91.00 |
| CO(µg/m³) | 675.00 | 455.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilai averaged an AQI of 73 while Bulandshahr averaged 142 — a 69-point (95%) gap, with Bulandshahr the more polluted and Bhilai the cleaner of the two. On 805 days when both cities reported, Bhilai was cleaner on 683 of them; the average daily gap was 74 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Bhilai logged 0% Severe days and 71.6% Good-or-Satisfactory days; Bulandshahr was 3.2% Severe and 27.099999999999998% Good-or-Satisfactory. Longest clean-air streaks: Bhilai 119 days, Bulandshahr 41 days.
Year-over-year progress
Bhilai has worsened by 8 AQI points (12.3%) from 2021 to 2024; Bulandshahr has improved by 82 AQI points (36.6%) over the same window. The worst recorded day for Bhilai reached AQI 288 at Hathkhoj (CECB) on 2023-12-26; Bulandshahr hit AQI 500 at Yamunapuram (UPPCB) on 2018-06-13.
Station-level disparity
Bhilai spans 3 CPCB stations with a 25-point spread (min 59, max 84); Bulandshahr spans 1 stations with a 0-point spread (min 180, max 180).
Verdict
🏆 Bhilai has better air quality with an AQI of 78 compared to Bulandshahr's 131. That's a significant difference of 53 points.