Arrah vs Davanagere
Side-by-side air quality comparison between Arrah and Davanagere.
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 | Davanagere |
|---|---|---|
| PM2.5(µg/m³) | 102.90 | 7.30 |
| PM10(µg/m³) | 117.10 | 9.70 |
| NO₂(µg/m³) | 42.70 | 6.50 |
| SO₂(µg/m³) | 15.30 | 2.00 |
| O₃(µg/m³) | 46.00 | 35.00 |
| CO(µg/m³) | 841.00 | 153.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Arrah averaged an AQI of 123 while Davanagere averaged 57 — a 66-point (116%) gap, with Arrah the more polluted and Davanagere the cleaner of the two. On 720 days when both cities reported, Davanagere was cleaner on 683 of them; the average daily gap was 100 AQI points.
Seasonality & days
Arrah peaks in January, while Davanagere peaks in March. Arrah logged 0.2% Severe days and 32.3% Good-or-Satisfactory days; Davanagere was 0% Severe and 89.6% Good-or-Satisfactory. Longest clean-air streaks: Arrah 11 days, Davanagere 35 days.
Year-over-year progress
Arrah has improved by 175 AQI points (58.7%) from 2021 to 2024; Davanagere has worsened by 5 AQI points (9.6%) over the same window. The worst recorded day for Arrah reached AQI 420 at New DM Office (BSPCB) on 2021-12-21; Davanagere hit AQI 233 at Devaraj Urs Badavane (KSPCB) on 2023-11-15.
Station-level disparity
Arrah spans 1 CPCB stations with a 0-point spread (min 162, max 162); Davanagere spans 1 stations with a 0-point spread (min 57, max 57).
Verdict
🏆 Davanagere has better air quality with an AQI of 12 compared to Arrah's 244. That's a significant difference of 232 points.