Bilaspur vs Nārnaul
Side-by-side air quality comparison between Bilaspur 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, Bilaspur averaged an AQI of 61 while Nārnaul averaged 94 — a 33-point (54%) gap, with Nārnaul the more polluted and Bilaspur the cleaner of the two. On 887 days when both cities reported, Bilaspur was cleaner on 688 of them; the average daily gap was 61 AQI points.
Seasonality & days
Bilaspur peaks in December, while Nārnaul peaks in November. Bilaspur logged 0% Severe days and 88% Good-or-Satisfactory days; Nārnaul was 0.1% Severe and 40.8% Good-or-Satisfactory. Longest clean-air streaks: Bilaspur 66 days, Nārnaul 63 days.
Year-over-year progress
Bilaspur has improved by 22 AQI points (26.5%) from 2021 to 2024; Nārnaul has improved by 37 AQI points (28.2%) over the same window. The worst recorded day for Bilaspur reached AQI 259 at Mangala (NTPC) on 2023-03-09; Nārnaul hit AQI 435 at Shastri Nagar (HSPCB) on 2023-11-16.
Station-level disparity
Bilaspur spans 1 CPCB stations with a 0-point spread (min 69, max 69); Nārnaul spans 1 stations with a 0-point spread (min 130, max 130).