Davanagere vs Samastipur
Side-by-side air quality comparison between Davanagere and Samastipur.
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 | Samastipur |
|---|---|---|
| PM2.5(µg/m³) | 6.60 | 118.00 |
| PM10(µg/m³) | 8.90 | 134.60 |
| NO₂(µg/m³) | 8.10 | 61.60 |
| SO₂(µg/m³) | 2.00 | 18.30 |
| O₃(µg/m³) | 32.00 | 5.00 |
| CO(µg/m³) | 159.00 | 837.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Davanagere averaged an AQI of 57 while Samastipur averaged 134 — a 77-point (135%) gap, with Samastipur the more polluted and Davanagere the cleaner of the two. On 639 days when both cities reported, Davanagere was cleaner on 609 of them; the average daily gap was 117 AQI points.
Seasonality & days
Davanagere peaks in March, while Samastipur peaks in January. Davanagere logged 0% Severe days and 89.6% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Davanagere 35 days, Samastipur 9 days.
Year-over-year progress
Davanagere has worsened by 5 AQI points (9.6%) from 2021 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Davanagere reached AQI 233 at Devaraj Urs Badavane (KSPCB) on 2023-11-15; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Davanagere spans 1 CPCB stations with a 0-point spread (min 57, max 57); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).
Verdict
🏆 Davanagere has better air quality with an AQI of 11 compared to Samastipur's 293. That's a significant difference of 282 points.