Arrah vs Karnal
Side-by-side air quality comparison between Arrah and Karnal.
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, Arrah averaged an AQI of 123 while Karnal averaged 102 — a 21-point (21%) gap, with Arrah the more polluted and Karnal the cleaner of the two. On 810 days when both cities reported, Karnal was cleaner on 570 of them; the average daily gap was 77 AQI points.
Seasonality & days
Arrah peaks in January, while Karnal peaks in November. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Karnal was 0.1% Severe and 46.2% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Karnal 53 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Karnal has improved by 71 AQI points (41%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Karnal hit AQI 456 at Sector-12 (HSPCB) on 2019-11-03.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Karnal spans 1 stations with a 0-point spread (min 128, max 128).