Guwahati vs Shivamogga
Side-by-side air quality comparison between Guwahati and Shivamogga.
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 | Shivamogga |
|---|---|---|
| PM2.5(µg/m³) | 33.80 | 7.00 |
| PM10(µg/m³) | 37.10 | 9.10 |
| NO₂(µg/m³) | 6.60 | 5.90 |
| SO₂(µg/m³) | 4.00 | 1.70 |
| O₃(µg/m³) | 81.00 | 32.00 |
| CO(µg/m³) | 397.00 | 140.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Guwahati averaged an AQI of 123 while Shivamogga averaged 55 — a 68-point (124%) gap, with Guwahati the more polluted and Shivamogga the cleaner of the two. On 1508 days when both cities reported, Shivamogga was cleaner on 1359 of them; the average daily gap was 94 AQI points.
Seasonality & days
Guwahati peaks in January, while Shivamogga peaks in February. Guwahati logged 0.1% Severe days and 44.9% Good-or-Satisfactory days; Shivamogga was 0% Severe and 97.5% Good-or-Satisfactory. Longest clean-air streaks: Guwahati 105 days, Shivamogga 233 days.
Year-over-year progress
Guwahati has worsened by 14 AQI points (12.8%) from 2019 to 2024; Shivamogga has improved by 16 AQI points (22.5%) over the same window. The worst recorded day for Guwahati reached AQI 420 at Railway Colony (PCBA) on 2023-01-15; Shivamogga hit AQI 202 at Vinoba Nagara (KSPCB) on 2021-08-04.
Station-level disparity
Guwahati spans 4 CPCB stations with a 26-point spread (min 118, max 144); Shivamogga spans 1 stations with a 0-point spread (min 56, max 56).
Verdict
🏆 Shivamogga has better air quality with an AQI of 12 compared to Guwahati's 57.