Ahmedabad vs Sasaram
Side-by-side air quality comparison between Ahmedabad 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 | Ahmedabad | Sasaram |
|---|---|---|
| PM2.5(µg/m³) | 23.50 | 69.80 |
| PM10(µg/m³) | 38.60 | 80.30 |
| NO₂(µg/m³) | 6.50 | 15.10 |
| SO₂(µg/m³) | 5.20 | 14.40 |
| O₃(µg/m³) | 41.00 | 101.00 |
| CO(µg/m³) | 163.00 | 627.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ahmedabad averaged an AQI of 117 while Sasaram averaged 109 — a 8-point (7%) gap, with Ahmedabad the more polluted and Sasaram the cleaner of the two. On 930 days when both cities reported, Sasaram was cleaner on 615 of them; the average daily gap was 80 AQI points.
Seasonality & days
Ahmedabad peaks in November, while Sasaram peaks in January. Ahmedabad logged 0.1% Severe days and 23.7% Good-or-Satisfactory days; Sasaram was 0.1% Severe and 37% Good-or-Satisfactory. Longest clean-air streaks: Ahmedabad 25 days, Sasaram 27 days.
Year-over-year progress
Ahmedabad has worsened by 52 AQI points (80%) from 2016 to 2024; Sasaram has improved by 166 AQI points (60.4%) over the same window. The worst recorded day for Ahmedabad reached AQI 430 at Raikhad (IITM) on 2023-03-17; Sasaram hit AQI 401 at Dada Peer (BSPCB) on 2021-11-28.
Station-level disparity
Ahmedabad spans 9 CPCB stations with a 44-point spread (min 95, max 139); Sasaram spans 1 stations with a 0-point spread (min 148, max 148).
Verdict
🏆 Ahmedabad has better air quality with an AQI of 39 compared to Sasaram's 133. That's a significant difference of 94 points.