Araria vs Kalyān
Side-by-side air quality comparison between Araria and Kalyān.
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, Araria averaged an AQI of 167 while Kalyān averaged 95 — a 72-point (76%) gap, with Araria the more polluted and Kalyān the cleaner of the two. On 484 days when both cities reported, Kalyān was cleaner on 321 of them; the average daily gap was 66 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Araria logged 0% Severe days and 28.5% Good-or-Satisfactory days; Kalyān was 0.1% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Araria 14 days, Kalyān 78 days.
Year-over-year progress
Araria has improved by 61 AQI points (26.8%) from 2021 to 2024; Kalyān has improved by 4 AQI points (4%) over the same window. The worst recorded day for Araria reached AQI 399 at Kharahiya Basti (BSPCB) on 2024-01-31; Kalyān hit AQI 414 at Khadakpada (MPCB) on 2022-01-24.
Station-level disparity
Araria spans 1 CPCB stations with a 0-point spread (min 173, max 173); Kalyān spans 2 stations with a 18-point spread (min 98, max 116).