Ahmedabad vs Bulandshahr
Side-by-side air quality comparison between Ahmedabad 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ahmedabad averaged an AQI of 117 while Bulandshahr averaged 142 — a 25-point (21%) gap, with Bulandshahr the more polluted and Ahmedabad the cleaner of the two. On 2226 days when both cities reported, Ahmedabad was cleaner on 1256 of them; the average daily gap was 80 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ahmedabad logged 0.1% Severe days and 23.7% Good-or-Satisfactory days; Bulandshahr was 3.2% Severe and 27.099999999999998% Good-or-Satisfactory. Longest clean-air streaks: Ahmedabad 25 days, Bulandshahr 41 days.
Year-over-year progress
Ahmedabad has worsened by 52 AQI points (80%) from 2016 to 2024; Bulandshahr has improved by 82 AQI points (36.6%) over the same window. The worst recorded day for Ahmedabad reached AQI 430 at Raikhad (IITM) on 2023-03-17; Bulandshahr hit AQI 500 at Yamunapuram (UPPCB) on 2018-06-13.
Station-level disparity
Ahmedabad spans 9 CPCB stations with a 44-point spread (min 95, max 139); Bulandshahr spans 1 stations with a 0-point spread (min 180, max 180).