Bettiah vs Udaipur
Side-by-side air quality comparison between Bettiah and Udaipur.
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 | Udaipur |
|---|---|---|
| PM2.5(µg/m³) | 105.00 | 23.60 |
| PM10(µg/m³) | 116.60 | 33.90 |
| NO₂(µg/m³) | 41.60 | 7.70 |
| SO₂(µg/m³) | 13.00 | 8.30 |
| O₃(µg/m³) | 55.00 | 51.00 |
| CO(µg/m³) | 1389.00 | 184.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bettiah averaged an AQI of 127 while Udaipur averaged 112 — a 15-point (13%) gap, with Bettiah the more polluted and Udaipur the cleaner of the two. On 793 days when both cities reported, Udaipur was cleaner on 561 of them; the average daily gap was 83 AQI points.
Seasonality & days
Bettiah peaks in November, while Udaipur peaks in January. Bettiah logged 3.2% Severe days and 32.3% Good-or-Satisfactory days; Udaipur was 0% Severe and 47% Good-or-Satisfactory. Longest clean-air streaks: Bettiah 20 days, Udaipur 49 days.
Year-over-year progress
Bettiah has improved by 73 AQI points (36.5%) from 2021 to 2024; Udaipur has improved by 77 AQI points (40.7%) over the same window. The worst recorded day for Bettiah reached AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01; Udaipur hit AQI 348 at Ashok Nagar (RSPCB) on 2021-11-15.
Station-level disparity
Bettiah spans 1 CPCB stations with a 0-point spread (min 173, max 173); Udaipur spans 1 stations with a 0-point spread (min 112, max 112).
Verdict
🏆 Udaipur has better air quality with an AQI of 39 compared to Bettiah's 251. That's a significant difference of 212 points.