Chapra vs Nārnaul
Side-by-side air quality comparison between Chapra and Nārnaul.
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, Chapra averaged an AQI of 149 while Nārnaul averaged 94 — a 55-point (59%) gap, with Chapra the more polluted and Nārnaul the cleaner of the two. On 864 days when both cities reported, Nārnaul was cleaner on 687 of them; the average daily gap was 97 AQI points.
Seasonality & days
Chapra peaks in January, while Nārnaul peaks in November. Chapra logged 2.4% Severe days and 26.8% Good-or-Satisfactory days; Nārnaul was 0.1% Severe and 40.8% Good-or-Satisfactory. Longest clean-air streaks: Chapra 14 days, Nārnaul 63 days.
Year-over-year progress
Chapra has improved by 181 AQI points (54.8%) from 2021 to 2024; Nārnaul has improved by 37 AQI points (28.2%) over the same window. The worst recorded day for Chapra reached AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20; Nārnaul hit AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16.
Station-level disparity
Chapra spans 1 CPCB stations with a 0-point spread (min 195, max 195); Nārnaul spans 1 stations with a 0-point spread (min 130, max 130).