Bhagalpur vs Kanchipuram
Side-by-side air quality comparison between Bhagalpur and Kanchipuram.
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 | Bhagalpur | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 60.80 | 9.40 |
| PM10(µg/m³) | 65.00 | 11.10 |
| NO₂(µg/m³) | 20.50 | 10.40 |
| SO₂(µg/m³) | 25.00 | 4.60 |
| O₃(µg/m³) | 81.00 | 44.00 |
| CO(µg/m³) | 653.00 | 243.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Kanchipuram averaged 51 — a 113-point (222%) gap, with Bhagalpur the more polluted and Kanchipuram the cleaner of the two. On 339 days when both cities reported, Kanchipuram was cleaner on 328 of them; the average daily gap was 157 AQI points.
Seasonality & days
Bhagalpur peaks in January, while Kanchipuram peaks in February. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Kanchipuram 18 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).
Verdict
🏆 Kanchipuram has better air quality with an AQI of 16 compared to Bhagalpur's 104. That's a significant difference of 88 points.