Gangtok vs Imphal
Side-by-side air quality comparison between Gangtok and Imphal.
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, Gangtok averaged an AQI of 48 while Imphal averaged 110 — a 62-point (129%) gap, with Imphal the more polluted and Gangtok the cleaner of the two. On 416 days when both cities reported, Gangtok was cleaner on 402 of them; the average daily gap was 74 AQI points.
Seasonality & days
Gangtok peaks in March, while Imphal peaks in October. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Imphal was 1.1% Severe and 49.400000000000006% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Imphal 103 days.
Year-over-year progress
Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Imphal has worsened by 23 AQI points (26.4%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Imphal hit AQI 500 at University Imphal (PCB) on 2024-10-11.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Imphal spans 2 stations with a 4-point spread (min 97, max 101).