Guwahati vs Malegaon
Side-by-side air quality comparison between Guwahati and Malegaon.
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 | Guwahati | Malegaon |
|---|---|---|
| CO(ppb) | — | 166.70 |
| NO2(ppb) | — | 18.48 |
| O3(ppb) | — | 13.21 |
| PM10(µg/m³) | — | 76.66 |
| PM2.5(µg/m³) | — | 24.37 |
| SO2(ppb) | — | 2.12 |
| NH3(ppb) | — | 20.18 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Guwahati averaged an AQI of 123 while Malegaon averaged 114 — a 9-point (8%) gap, with Guwahati the more polluted and Malegaon the cleaner of the two. On 523 days when both cities reported, Malegaon was cleaner on 359 of them; the average daily gap was 67 AQI points.
Seasonality & days
Guwahati peaks in January, while Malegaon peaks in November. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Malegaon was 0% Severe and 48% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Malegaon 51 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Malegaon has worsened by 16 AQI points (16.3%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Malegaon hit AQI 298 at Mahesh Nagar (MPCB) on 2024-07-07.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Malegaon spans 1 stations with a 0-point spread (min 109, max 109).
Verdict
🏆 Malegaon has better air quality with an AQI of 77 compared to Guwahati's 83.