Begusarai vs Hajipur
Side-by-side air quality comparison between Begusarai and Hajipur.
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 | Hajipur |
|---|---|---|
| PM2.5(µg/m³) | 71.90 | 62.60 |
| PM10(µg/m³) | 94.30 | 89.20 |
| NO₂(µg/m³) | 3.90 | 2.80 |
| SO₂(µg/m³) | 22.60 | 10.80 |
| O₃(µg/m³) | 238.00 | 206.00 |
| CO(µg/m³) | 312.00 | 358.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Hajipur averaged 173 — a 45-point (35%) gap, with Hajipur the more polluted and Begusarai the cleaner of the two. On 340 days when both cities reported, Hajipur was cleaner on 219 of them; the average daily gap was 90 AQI points.
Seasonality & days
Begusarai peaks in January, while Hajipur peaks in December. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Hajipur was 0.3% Severe and 36.6% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Hajipur 36 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Hajipur has worsened by 74 AQI points (74.7%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Hajipur hit AQI 427 at Industrial Area (BSPCB) on 2024-11-12.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Hajipur spans 1 stations with a 0-point spread (min 149, max 149).
Verdict
🏆 Hajipur has better air quality with an AQI of 110 compared to Begusarai's 140.