Begusarai vs Darbhanga
Side-by-side air quality comparison between Begusarai and Darbhanga.
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 | Begusarai | Darbhanga |
|---|---|---|
| PM2.5(µg/m³) | 95.90 | 115.50 |
| PM10(µg/m³) | 109.00 | 130.40 |
| NO₂(µg/m³) | 51.40 | 53.90 |
| SO₂(µg/m³) | 17.30 | 18.40 |
| O₃(µg/m³) | 29.00 | 24.00 |
| CO(µg/m³) | 672.00 | 835.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Darbhanga averaged 365 — a 237-point (185%) gap, with Darbhanga the more polluted and Begusarai the cleaner of the two. On 12 days when both cities reported, Darbhanga was cleaner on 11 of them; the average daily gap was 51 AQI points.
Seasonality & days
Begusarai peaks in January, while Darbhanga peaks in December. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Darbhanga was 7.1% Severe and 26.9% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Darbhanga 20 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Darbhanga has worsened by 116 AQI points (46.6%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Darbhanga hit AQI 473 at Town Hall Lal Bagh (BSPCB) on 2023-01-01.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Darbhanga spans 1 stations with a 0-point spread (min 208, max 208).
Verdict
🏆 Begusarai has better air quality with an AQI of 220 compared to Darbhanga's 285. That's a significant difference of 65 points.