Agartala vs Gangtok
Side-by-side air quality comparison between Agartala 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Agartala | Gangtok |
|---|---|---|
| PM2.5(µg/m³) | 37.30 | 36.20 |
| PM10(µg/m³) | 40.40 | 45.30 |
| NO₂(µg/m³) | 23.00 | 11.20 |
| SO₂(µg/m³) | 3.10 | 2.50 |
| O₃(µg/m³) | 23.00 | 101.00 |
| CO(µg/m³) | 281.00 | 522.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agartala averaged an AQI of 140 while Gangtok averaged 48 — a 92-point (192%) gap, with Agartala the more polluted and Gangtok the cleaner of the two. On 420 days when both cities reported, Gangtok was cleaner on 408 of them; the average daily gap was 84 AQI points.
Seasonality & days
Agartala peaks in January, while Gangtok peaks in March. Agartala logged 0% Severe days and 52.900000000000006% Good-or-Satisfactory days; Gangtok was 0% Severe and 96.2% Good-or-Satisfactory. Longest clean-air streaks: Agartala 87 days, Gangtok 94 days.
Year-over-year progress
Agartala has improved by 13 AQI points (8.5%) from 2020 to 2024; Gangtok has worsened by 14 AQI points (41.2%) over the same window. The worst recorded day for Agartala reached AQI 364 at Kunjaban Agartala (SPCB) on 2022-12-16; Gangtok hit AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16.
Station-level disparity
Agartala spans 2 CPCB stations with a 10-point spread (min 109, max 119); Gangtok spans 1 stations with a 0-point spread (min 50, max 50).
Verdict
🏆 Gangtok has better air quality with an AQI of 61 compared to Agartala's 63.