Bettiah vs Dūngarpur
Side-by-side air quality comparison between Bettiah and Dūngarpur.
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 | Bettiah | Dūngarpur |
|---|---|---|
| PM2.5(µg/m³) | 105.00 | 26.30 |
| PM10(µg/m³) | 120.60 | 36.90 |
| NO₂(µg/m³) | 51.70 | 11.00 |
| SO₂(µg/m³) | 12.10 | 12.50 |
| O₃(µg/m³) | 14.00 | 40.00 |
| CO(µg/m³) | 1646.00 | 143.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bettiah averaged an AQI of 127 while Dūngarpur averaged 108 — a 19-point (18%) gap, with Bettiah the more polluted and Dūngarpur the cleaner of the two. On 295 days when both cities reported, Dūngarpur was cleaner on 174 of them; the average daily gap was 60 AQI points.
Seasonality & days
Bettiah peaks in November, while Dūngarpur peaks in January. Bettiah logged 3.2% Severe days and 32.3% Good-or-Satisfactory days; Dūngarpur was 0% Severe and 57.199999999999996% Good-or-Satisfactory. Longest clean-air streaks: Bettiah 20 days, Dūngarpur 24 days.
Year-over-year progress
Bettiah has improved by 73 AQI points (36.5%) from 2021 to 2024; Dūngarpur has improved by 5 AQI points (4.4%) over the same window. The worst recorded day for Bettiah reached AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01; Dūngarpur hit AQI 314 at Bhoiwada (RSPCB) on 2024-01-01.
Station-level disparity
Bettiah spans 1 CPCB stations with a 0-point spread (min 173, max 173); Dūngarpur spans 1 stations with a 0-point spread (min 109, max 109).
Verdict
🏆 Dūngarpur has better air quality with an AQI of 44 compared to Bettiah's 251. That's a significant difference of 207 points.