Howrah vs Shivamogga
Side-by-side air quality comparison between Howrah 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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Howrah averaged an AQI of 126 while Shivamogga averaged 55 — a 71-point (129%) gap, with Howrah the more polluted and Shivamogga the cleaner of the two. On 1162 days when both cities reported, Shivamogga was cleaner on 1056 of them; the average daily gap was 109 AQI points.
Seasonality & days
Howrah peaks in December, while Shivamogga peaks in February. Howrah logged 0.7% Severe days and 48.7% Good-or-Satisfactory days; Shivamogga was 0% Severe and 97.5% Good-or-Satisfactory. Longest clean-air streaks: Howrah 120 days, Shivamogga 233 days.
Year-over-year progress
Howrah has improved by 32 AQI points (20.3%) from 2016 to 2024; Shivamogga has improved by 16 AQI points (22.5%) over the same window. The worst recorded day for Howrah reached AQI 500 at Ghusuri (WBPCB) on 2017-04-15; Shivamogga hit AQI 202 at Vinoba Nagara (KSPCB) on 2021-08-04.
Station-level disparity
Howrah spans 5 CPCB stations with a 116-point spread (min 111, max 227); Shivamogga spans 1 stations with a 0-point spread (min 56, max 56).