Aizawl vs Bhagalpur
Side-by-side air quality comparison between Aizawl and Bhagalpur.
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 | Aizawl | Bhagalpur |
|---|---|---|
| PM2.5(µg/m³) | 23.60 | 57.50 |
| PM10(µg/m³) | 35.70 | 78.20 |
| NO₂(µg/m³) | 0.40 | 1.20 |
| SO₂(µg/m³) | 2.30 | 12.20 |
| O₃(µg/m³) | 108.00 | 197.00 |
| CO(µg/m³) | 216.00 | 269.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Bhagalpur averaged 164 — a 118-point (257%) gap, with Bhagalpur the more polluted and Aizawl the cleaner of the two. On 982 days when both cities reported, Aizawl was cleaner on 974 of them; the average daily gap was 154 AQI points.
Seasonality & days
Aizawl peaks in March, while Bhagalpur peaks in January. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Bhagalpur was 1.9% Severe and 19.9% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Bhagalpur 20 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Bhagalpur has improved by 123 AQI points (42.9%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Bhagalpur hit AQI 451 at Mayaganj (BSPCB) on 2022-12-30.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Bhagalpur spans 2 stations with a 26-point spread (min 170, max 196).
Verdict
🏆 Aizawl has better air quality with an AQI of 39 compared to Bhagalpur's 96. That's a significant difference of 57 points.