Bulandshahr vs Sasaram
Side-by-side air quality comparison between Bulandshahr and Sasaram.
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 | Sasaram |
|---|---|---|
| PM2.5(µg/m³) | 71.70 | 69.80 |
| PM10(µg/m³) | 108.50 | 80.30 |
| NO₂(µg/m³) | 30.30 | 15.10 |
| SO₂(µg/m³) | 10.30 | 14.40 |
| O₃(µg/m³) | 60.00 | 101.00 |
| CO(µg/m³) | 488.00 | 627.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bulandshahr averaged an AQI of 142 while Sasaram averaged 109 — a 33-point (30%) gap, with Bulandshahr the more polluted and Sasaram the cleaner of the two. On 925 days when both cities reported, Sasaram was cleaner on 608 of them; the average daily gap was 64 AQI points.
Seasonality & days
Bulandshahr peaks in November, while Sasaram peaks in January. Bulandshahr logged 3.2% Severe days and 27.099999999999998% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Bulandshahr 41 days, Sasaram 27 days.
Year-over-year progress
Bulandshahr has improved by 82 AQI points (36.6%) from 2018 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Bulandshahr reached AQI 500 at Yamunapuram (UPPCB) on 2018-06-13; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Bulandshahr spans 1 CPCB stations with a 0-point spread (min 180, max 180); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).
Verdict
🏆 Sasaram has better air quality with an AQI of 133 compared to Bulandshahr's 140.