Arrah vs Shivamogga
Side-by-side air quality comparison between Arrah 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 | Arrah | Shivamogga |
|---|---|---|
| PM2.5(µg/m³) | 102.90 | 6.90 |
| PM10(µg/m³) | 117.10 | 9.10 |
| NO₂(µg/m³) | 42.70 | 5.20 |
| SO₂(µg/m³) | 15.30 | 1.90 |
| O₃(µg/m³) | 46.00 | 35.00 |
| CO(µg/m³) | 841.00 | 137.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Arrah averaged an AQI of 123 while Shivamogga averaged 55 — a 68-point (124%) gap, with Arrah the more polluted and Shivamogga the cleaner of the two. On 846 days when both cities reported, Shivamogga was cleaner on 793 of them; the average daily gap was 108 AQI points.
Seasonality & days
Arrah peaks in January, while Shivamogga peaks in February. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Shivamogga was 0% Severe and 97.5% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Shivamogga 233 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Shivamogga has improved by 16 AQI points (22.5%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Shivamogga hit AQI 202 at Vinoba Nagara (KSPCB) on 2021-08-04.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); 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 Arrah's 244. That's a significant difference of 232 points.