Fatehābād vs Siwan
Side-by-side air quality comparison between Fatehābād and Siwan.
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 | Fatehābād | Siwan |
|---|---|---|
| PM2.5(µg/m³) | 79.90 | 114.60 |
| PM10(µg/m³) | 217.00 | 125.70 |
| NO₂(µg/m³) | 25.60 | 44.50 |
| SO₂(µg/m³) | 7.90 | 15.40 |
| O₃(µg/m³) | 51.00 | 54.00 |
| CO(µg/m³) | 415.00 | 761.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Fatehābād averaged an AQI of 116 while Siwan averaged 148 — a 32-point (28%) gap, with Siwan the more polluted and Fatehābād the cleaner of the two. On 618 days when both cities reported, Fatehābād was cleaner on 393 of them; the average daily gap was 88 AQI points.
Seasonality & days
Fatehābād peaks in November, while Siwan peaks in January. Fatehābād logged 1.5% Severe days and 31.1% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Fatehābād 38 days, Siwan 13 days.
Year-over-year progress
Fatehābād has improved by 43 AQI points (27%) from 2019 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Fatehābād reached AQI 493 at Huda Sector (HSPCB) on 2019-11-02; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Fatehābād spans 1 CPCB stations with a 0-point spread (min 151, max 151); Siwan spans 1 stations with a 0-point spread (min 197, max 197).
Verdict
🏆 Fatehābād has better air quality with an AQI of 178 compared to Siwan's 282. That's a significant difference of 104 points.