Begusarai vs Korba
Side-by-side air quality comparison between Begusarai and Korba.
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 | Korba |
|---|---|---|
| PM2.5(µg/m³) | 93.40 | 48.10 |
| PM10(µg/m³) | 103.60 | 56.60 |
| NO₂(µg/m³) | 41.50 | 15.00 |
| SO₂(µg/m³) | 17.90 | 20.40 |
| O₃(µg/m³) | 64.00 | 86.00 |
| CO(µg/m³) | 637.00 | 325.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Begusarai averaged an AQI of 128 while Korba averaged 67 — a 61-point (91%) gap, with Begusarai the more polluted and Korba the cleaner of the two. On 340 days when both cities reported, Korba was cleaner on 299 of them; the average daily gap was 137 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Begusarai logged 8.7% Severe days and 20.8% Good-or-Satisfactory days; Korba was 0% Severe and 78.8% Good-or-Satisfactory. Longest clean-air streaks: Begusarai 14 days, Korba 83 days.
Year-over-year progress
Begusarai has improved by 137 AQI points (51.7%) from 2023 to 2024; Korba has improved by 19 AQI points (22.1%) over the same window. The worst recorded day for Begusarai reached AQI 469 at Lohiyanagar (BSPCB) on 2023-01-14; Korba hit AQI 313 at Urja Nagar (CECB) on 2023-01-04.
Station-level disparity
Begusarai spans 1 CPCB stations with a 0-point spread (min 213, max 213); Korba spans 2 stations with a 13-point spread (min 62, max 75).
Verdict
🏆 Korba has better air quality with an AQI of 81 compared to Begusarai's 212. That's a significant difference of 131 points.