Araria vs Chapra
Side-by-side air quality comparison between Araria and Chapra.
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 | Araria | Chapra |
|---|---|---|
| PM2.5(µg/m³) | 106.90 | 99.00 |
| PM10(µg/m³) | 110.80 | 115.50 |
| NO₂(µg/m³) | 29.10 | 53.70 |
| SO₂(µg/m³) | 11.60 | 13.70 |
| O₃(µg/m³) | 31.00 | 10.00 |
| CO(µg/m³) | 809.00 | 858.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Araria averaged an AQI of 167 while Chapra averaged 149 — a 18-point (12%) gap, with Araria the more polluted and Chapra the cleaner of the two. On 721 days when both cities reported, Araria was cleaner on 475 of them; the average daily gap was 64 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Araria logged 0% Severe days and 28.5% Good-or-Satisfactory days; Chapra was 2.4% Severe and 26.8% Good-or-Satisfactory. Longest clean-air streaks: Araria 14 days, Chapra 14 days.
Year-over-year progress
Araria has improved by 61 AQI points (26.8%) from 2021 to 2024; Chapra has improved by 181 AQI points (54.8%) over the same window. The worst recorded day for Araria reached AQI 399 at Kharahiya Basti (BSPCB) on 2024-01-31; Chapra hit AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20.
Station-level disparity
Araria spans 1 CPCB stations with a 0-point spread (min 173, max 173); Chapra spans 1 stations with a 0-point spread (min 195, max 195).
Verdict
🏆 Chapra has better air quality with an AQI of 231 compared to Araria's 257.