Gangtok vs Nagpur
Side-by-side air quality comparison between Gangtok and Nagpur.
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 | Nagpur |
|---|---|---|
| PM2.5(µg/m³) | 30.90 | 24.70 |
| PM10(µg/m³) | 41.10 | 44.60 |
| NO₂(µg/m³) | 0.90 | 7.40 |
| SO₂(µg/m³) | 2.80 | 24.40 |
| O₃(µg/m³) | 153.00 | 136.00 |
| CO(µg/m³) | 256.00 | 194.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gangtok averaged an AQI of 48 while Nagpur averaged 104 — a 56-point (117%) gap, with Nagpur the more polluted and Gangtok the cleaner of the two. On 447 days when both cities reported, Gangtok was cleaner on 436 of them; the average daily gap was 82 AQI points.
Seasonality & days
Gangtok peaks in March, while Nagpur peaks in November. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Nagpur was 0% Severe and 60.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Nagpur 68 days.
Year-over-year progress
Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Nagpur has improved by 37 AQI points (26.2%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Nagpur hit AQI 342 at Opp GPO Civil Lines (MPCB) on 2022-12-03.
Station-level disparity
Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Nagpur spans 4 stations with a 9-point spread (min 98, max 107).
Verdict
🏆 Nagpur has better air quality with an AQI of 45 compared to Gangtok's 52.