Bilaspur vs Gangtok
Side-by-side air quality comparison between Bilaspur and Gangtok.
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 Gangtok averaged 48 — a 13-point (27%) gap, with Bilaspur the more polluted and Gangtok the cleaner of the two. On 643 days when both cities reported, Gangtok was cleaner on 489 of them; the average daily gap was 32 AQI points.
Seasonality & days
Bilaspur peaks in December, while Gangtok peaks in March. Bilaspur logged 0% Severe days and 88% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Bilaspur 66 days, Gangtok 94 days.
Year-over-year progress
Bilaspur has improved by 22 AQI points (26.5%) from 2021 to 2024; Gangtok has worsened by 14 AQI points (41.2%) over the same window. The worst recorded day for Bilaspur reached AQI 259 at Mangala (NTPC) on 2023-03-09; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Bilaspur spans 1 CPCB stations with a 0-point spread (min 69, max 69); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).