Gangtok vs Navi Mumbai
Side-by-side air quality comparison between Gangtok and Navi Mumbai.
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 Navi Mumbai averaged 107 — a 59-point (123%) gap, with Navi Mumbai the more polluted and Gangtok the cleaner of the two. On 456 days when both cities reported, Gangtok was cleaner on 452 of them; the average daily gap was 117 AQI points.
Seasonality & days
Gangtok peaks in March, while Navi Mumbai peaks in January. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Navi Mumbai was 0.2% Severe and 43.6% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Navi Mumbai 57 days.
Year-over-year progress
Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Navi Mumbai has worsened by 29 AQI points (37.2%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Navi Mumbai hit AQI 477 at Airoli Navi (MPCB) on 2019-04-14.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Navi Mumbai spans 8 stations with a 37-point spread (min 93, max 130).