Darbhanga vs Mumbai
Side-by-side air quality comparison between Darbhanga and Mumbai.
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 | Mumbai |
|---|---|---|
| PM2.5(µg/m³) | 111.50 | 17.50 |
| PM10(µg/m³) | 122.90 | 40.70 |
| NO₂(µg/m³) | 42.70 | 11.00 |
| SO₂(µg/m³) | 18.40 | 12.60 |
| O₃(µg/m³) | 61.00 | 42.00 |
| CO(µg/m³) | 767.00 | 196.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Darbhanga averaged an AQI of 365 while Mumbai averaged 93 — a 272-point (292%) gap, with Darbhanga the more polluted and Mumbai the cleaner of the two. On 396 days when both cities reported, Darbhanga was cleaner on 222 of them; the average daily gap was 91 AQI points.
Seasonality & days
Both cities see their worst air in December on average. Darbhanga logged 7.1% Severe days and 26.9% Good-or-Satisfactory days; Mumbai was 0.5% Severe and 34% Good-or-Satisfactory. Longest clean-air streaks: Darbhanga 20 days, Mumbai 58 days.
Year-over-year progress
Darbhanga has worsened by 116 AQI points (46.6%) from 2021 to 2023; Mumbai has improved by 4 AQI points (4.1%) over the same window. The worst recorded day for Darbhanga reached AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01; Mumbai hit AQI 500 at Vile Parle West (MPCB) on 2022-08-15.
Station-level disparity
Darbhanga spans 1 CPCB stations with a 0-point spread (min 208, max 208); Mumbai spans 29 stations with a 74-point spread (min 77, max 151).
Verdict
🏆 Mumbai has better air quality with an AQI of 41 compared to Darbhanga's 272. That's a significant difference of 231 points.