Arrah vs Faridabad
Side-by-side air quality comparison between Arrah and Faridabad.
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 | Arrah | Faridabad |
|---|---|---|
| PM2.5(µg/m³) | 99.00 | 68.70 |
| PM10(µg/m³) | 115.50 | 138.30 |
| NO₂(µg/m³) | 53.70 | 32.60 |
| SO₂(µg/m³) | 13.70 | 16.90 |
| O₃(µg/m³) | 10.00 | 51.00 |
| CO(µg/m³) | 944.00 | 594.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Arrah averaged an AQI of 123 while Faridabad averaged 181 — a 58-point (47%) gap, with Faridabad the more polluted and Arrah the cleaner of the two. On 858 days when both cities reported, Arrah was cleaner on 695 of them; the average daily gap was 99 AQI points.
Seasonality & days
Arrah peaks in January, while Faridabad peaks in November. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Faridabad was 6.9% Severe and 15.7% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Faridabad 19 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Faridabad has improved by 42 AQI points (18.8%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Faridabad hit AQI 500 at New Industrial Town (HSPCB) on 2024-05-10.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Faridabad spans 4 stations with a 25-point spread (min 184, max 209).
Verdict
🏆 Faridabad has better air quality with an AQI of 130 compared to Arrah's 231. That's a significant difference of 101 points.