Davanagere vs Katihar
Side-by-side air quality comparison between Davanagere and Katihar.
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 | Davanagere | Katihar |
|---|---|---|
| PM2.5(µg/m³) | 6.60 | 109.20 |
| PM10(µg/m³) | 8.90 | 114.30 |
| NO₂(µg/m³) | 8.10 | 31.10 |
| SO₂(µg/m³) | 2.00 | 18.30 |
| O₃(µg/m³) | 32.00 | 43.00 |
| CO(µg/m³) | 159.00 | 770.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Davanagere averaged an AQI of 57 while Katihar averaged 123 — a 66-point (116%) gap, with Katihar the more polluted and Davanagere the cleaner of the two. On 780 days when both cities reported, Davanagere was cleaner on 758 of them; the average daily gap was 124 AQI points.
Seasonality & days
Davanagere peaks in March, while Katihar peaks in December. Davanagere logged 0% Severe days and 89.6% Good-or-Satisfactory days; Katihar was 3.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Davanagere 35 days, Katihar 19 days.
Year-over-year progress
Davanagere has worsened by 5 AQI points (9.6%) from 2021 to 2024; Katihar has improved by 188 AQI points (60.5%) over the same window. The worst recorded day for Davanagere reached AQI 233 at Devaraj Urs Badavane (KSPCB) on 2023-11-15; Katihar hit AQI 465 at Mirchaibari (BSPCB) on 2023-01-23.
Station-level disparity
Davanagere spans 1 CPCB stations with a 0-point spread (min 57, max 57); Katihar spans 1 stations with a 0-point spread (min 185, max 185).
Verdict
🏆 Davanagere has better air quality with an AQI of 11 compared to Katihar's 264. That's a significant difference of 253 points.