Gangtok vs Raipur
Side-by-side air quality comparison between Gangtok and Raipur.
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 | Gangtok | Raipur |
|---|---|---|
| PM2.5(µg/m³) | 36.20 | 44.00 |
| PM10(µg/m³) | 45.30 | 51.70 |
| NO₂(µg/m³) | 11.20 | 43.00 |
| SO₂(µg/m³) | 2.50 | 59.40 |
| O₃(µg/m³) | 101.00 | 38.00 |
| CO(µg/m³) | 522.00 | 499.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gangtok averaged an AQI of 48 while Raipur averaged 74 — a 26-point (54%) gap, with Raipur the more polluted and Gangtok the cleaner of the two. On 608 days when both cities reported, Gangtok was cleaner on 489 of them; the average daily gap was 47 AQI points.
Seasonality & days
Gangtok peaks in March, while Raipur peaks in November. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Raipur was 0% Severe and 54.3% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Raipur 70 days.
Year-over-year progress
Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Raipur has improved by 64 AQI points (46.4%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Raipur hit AQI 226 at AIIMS (CECB) on 2023-12-26.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Raipur spans 4 stations with a 42-point spread (min 63, max 105).
Verdict
🏆 Gangtok has better air quality with an AQI of 61 compared to Raipur's 74.