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Gangtok vs Rāichūr

Side-by-side air quality comparison between Gangtok and Rāichūr.

Cleaner right now: Rāichūr (39-pt gap)Historical head-to-head: Gangtok cleaner 437/508 daysYoY 20222024: Gangtok +41.2% · Rāichūr -18.5%

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

Gangtok

Sikkim, India

Satisfactory

PM2.5: 33.9 µg/m³

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VS
🏆 Cleaner

Rāichūr

Karnataka, India

Good

PM2.5: 10.7 µg/m³

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Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)
PollutantGangtokRāichūr
PM2.5(µg/m³)33.9010.70
PM10(µg/m³)43.5015.10
NO₂(µg/m³)5.108.60
SO₂(µg/m³)2.803.00
O₃(µg/m³)130.0045.00
CO(µg/m³)360.00217.00

CPCB Multi-Year History (2016–2024)

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Summary

Overview

In 2024, Gangtok averaged an AQI of 48 while Rāichūr averaged 106 — a 58-point (121%) gap, with Rāichūr the more polluted and Gangtok the cleaner of the two. On 508 days when both cities reported, Gangtok was cleaner on 437 of them; the average daily gap was 50 AQI points.

Seasonality & days

Gangtok peaks in March, while Rāichūr peaks in February. Gangtok logged 0% Severe days and 96.2% Good-or-Satisfactory days; Rāichūr was 0% Severe and 54.1% Good-or-Satisfactory. Longest clean-air streaks: Gangtok 94 days, Rāichūr 23 days.

Year-over-year progress

Gangtok has worsened by 14 AQI points (41.2%) from 2022 to 2024; Rāichūr has improved by 24 AQI points (18.5%) over the same window. The worst recorded day for Gangtok reached AQI 264 at Zero Point GICI (SSPCB) on 2023-01-16; Rāichūr hit AQI 390 at Haji Colony (KSPCB) on 2022-01-25.

Station-level disparity

Gangtok spans 1 CPCB stations with a 0-point spread (min 50, max 50); Rāichūr spans 1 stations with a 0-point spread (min 93, max 93).

Verdict

🏆 Rāichūr has better air quality with an AQI of 18 compared to Gangtok's 57.

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