Shivamogga vs Siwan
Side-by-side air quality comparison between Shivamogga and Siwan.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Shivamogga averaged an AQI of 55 while Siwan averaged 148 — a 93-point (169%) gap, with Siwan the more polluted and Shivamogga the cleaner of the two. On 790 days when both cities reported, Shivamogga was cleaner on 770 of them; the average daily gap was 142 AQI points.
Seasonality & days
Shivamogga peaks in February, while Siwan peaks in January. Shivamogga logged 0% Severe days and 97.5% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Shivamogga 233 days, Siwan 13 days.
Year-over-year progress
Shivamogga has improved by 16 AQI points (22.5%) from 2020 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Shivamogga reached AQI 202 at Vinoba Nagara (KSPCB) on 2021-08-04; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Shivamogga spans 1 CPCB stations with a 0-point spread (min 56, max 56); Siwan spans 1 stations with a 0-point spread (min 197, max 197).