Darbhanga vs Kanchipuram
Side-by-side air quality comparison between Darbhanga 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 | Darbhanga | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 111.50 | 9.40 |
| PM10(µg/m³) | 122.90 | 11.10 |
| NO₂(µg/m³) | 42.70 | 10.40 |
| SO₂(µg/m³) | 18.40 | 4.60 |
| O₃(µg/m³) | 61.00 | 44.00 |
| CO(µg/m³) | 767.00 | 243.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Darbhanga averaged an AQI of 365 while Kanchipuram averaged 51 — a 314-point (616%) gap, with Darbhanga the more polluted and Kanchipuram the cleaner of the two. On 54 days when both cities reported, Kanchipuram was cleaner on 54 of them; the average daily gap was 292 AQI points.
Seasonality & days
Darbhanga peaks in December, while Kanchipuram peaks in February. Darbhanga logged 7.1% Severe days and 26.9% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Kanchipuram 18 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); 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 Darbhanga's 272. That's a significant difference of 256 points.