Davanagere vs Silchar
Side-by-side air quality comparison between Davanagere and Silchar.
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 | Silchar |
|---|---|---|
| PM2.5(µg/m³) | 6.60 | 53.70 |
| PM10(µg/m³) | 8.90 | 64.50 |
| NO₂(µg/m³) | 8.10 | 14.10 |
| SO₂(µg/m³) | 2.00 | 7.40 |
| O₃(µg/m³) | 32.00 | 94.00 |
| CO(µg/m³) | 159.00 | 289.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Davanagere averaged an AQI of 57 while Silchar averaged 52 — a 5-point (10%) gap, with Davanagere the more polluted and Silchar the cleaner of the two. On 566 days when both cities reported, Silchar was cleaner on 333 of them; the average daily gap was 25 AQI points.
Seasonality & days
Davanagere peaks in March, while Silchar peaks in February. Davanagere logged 0% Severe days and 89.6% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Davanagere 35 days, Silchar 87 days.
Year-over-year progress
Davanagere has worsened by 5 AQI points (9.6%) from 2021 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Davanagere reached AQI 233 at Devaraj Urs Badavane (KSPCB) on 2023-11-15; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Davanagere spans 1 CPCB stations with a 0-point spread (min 57, max 57); Silchar spans 1 stations with a 0-point spread (min 47, max 47).
Verdict
🏆 Davanagere has better air quality with an AQI of 11 compared to Silchar's 90. That's a significant difference of 79 points.