Alwar vs Bettiah
Side-by-side air quality comparison between Alwar and Bettiah.
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 | Alwar | Bettiah |
|---|---|---|
| PM2.5(µg/m³) | 58.40 | 99.70 |
| PM10(µg/m³) | 169.00 | 113.90 |
| NO₂(µg/m³) | 17.10 | 54.20 |
| SO₂(µg/m³) | 7.70 | 11.70 |
| O₃(µg/m³) | 58.00 | 4.00 |
| CO(µg/m³) | 391.00 | 1655.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Alwar averaged an AQI of 88 while Bettiah averaged 127 — a 39-point (44%) gap, with Bettiah the more polluted and Alwar the cleaner of the two. On 799 days when both cities reported, Alwar was cleaner on 634 of them; the average daily gap was 94 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Alwar logged 0% Severe days and 70.2% Good-or-Satisfactory days; Bettiah was 3.2% Severe and 32.3% Good-or-Satisfactory. Longest clean-air streaks: Alwar 97 days, Bettiah 20 days.
Year-over-year progress
Alwar has improved by 125 AQI points (58.7%) from 2017 to 2024; Bettiah has improved by 73 AQI points (36.5%) over the same window. The worst recorded day for Alwar reached AQI 356 at Moti Doongri (RSPCB) on 2017-11-11; Bettiah hit AQI 470 at Kamalnath Nagar (BSPCB) on 2023-01-01.
Station-level disparity
Alwar spans 1 CPCB stations with a 0-point spread (min 95, max 95); Bettiah spans 1 stations with a 0-point spread (min 173, max 173).
Verdict
🏆 Alwar has better air quality with an AQI of 147 compared to Bettiah's 233. That's a significant difference of 86 points.