Darbhanga vs Surat
Side-by-side air quality comparison between Darbhanga and Surat.
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 | Surat |
|---|---|---|
| PM2.5(µg/m³) | 115.50 | 23.90 |
| PM10(µg/m³) | 130.40 | 45.10 |
| NO₂(µg/m³) | 53.90 | 22.90 |
| SO₂(µg/m³) | 18.40 | 38.50 |
| O₃(µg/m³) | 24.00 | 33.00 |
| CO(µg/m³) | 835.00 | 249.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Darbhanga averaged an AQI of 365 while Surat averaged 83 — a 282-point (340%) gap, with Darbhanga the more polluted and Surat the cleaner of the two. On 66 days when both cities reported, Surat was cleaner on 65 of them; the average daily gap was 163 AQI points.
Seasonality & days
Darbhanga peaks in December, while Surat peaks in November. Darbhanga logged 7.1% Severe days and 26.9% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Surat 55 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); Surat spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Surat has better air quality with an AQI of 45 compared to Darbhanga's 285. That's a significant difference of 240 points.