Begusarai vs Sirohi
Side-by-side air quality comparison between Begusarai and Sirohi.
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 | Sirohi |
|---|---|---|
| PM2.5(µg/m³) | 69.80 | 23.50 |
| PM10(µg/m³) | 95.50 | 46.20 |
| NO₂(µg/m³) | 2.20 | 0.80 |
| SO₂(µg/m³) | 20.10 | 3.80 |
| O₃(µg/m³) | 235.00 | 99.00 |
| CO(µg/m³) | 286.00 | 121.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Sirohi averaged 89 — a 39-point (44%) gap, with Begusarai the more polluted and Sirohi the cleaner of the two. On 250 days when both cities reported, Sirohi was cleaner on 202 of them; the average daily gap was 109 AQI points.
Seasonality & days
Begusarai peaks in January, while Sirohi peaks in December. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Sirohi was 0% Severe and 69.2% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Sirohi 41 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Sirohi has improved by 4 AQI points (4.3%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Sirohi hit AQI 335 at Vedhaynath Colony (RSPCB) on 2024-12-26.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Sirohi spans 1 stations with a 0-point spread (min 90, max 90).
Verdict
🏆 Sirohi has better air quality with an AQI of 46 compared to Begusarai's 133. That's a significant difference of 87 points.