Bhagalpur vs Charkhi Dādri
Side-by-side air quality comparison between Bhagalpur and Charkhi Dādri.
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 | Bhagalpur | Charkhi Dādri |
|---|---|---|
| PM2.5(µg/m³) | 56.20 | 67.80 |
| PM10(µg/m³) | 62.60 | 219.30 |
| NO₂(µg/m³) | 14.10 | 11.50 |
| SO₂(µg/m³) | 24.00 | 9.90 |
| O₃(µg/m³) | 121.00 | 99.00 |
| CO(µg/m³) | 527.00 | 416.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Charkhi Dādri averaged 145 — a 19-point (13%) gap, with Bhagalpur the more polluted and Charkhi Dādri the cleaner of the two. On 1050 days when both cities reported, Charkhi Dādri was cleaner on 660 of them; the average daily gap was 80 AQI points.
Seasonality & days
Bhagalpur peaks in January, while Charkhi Dādri peaks in November. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Charkhi Dādri was 0.7% Severe and 28% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Charkhi Dādri 48 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Charkhi Dādri has improved by 51 AQI points (26%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Charkhi Dādri hit AQI 470 at Mini Secretariat Charkhi (HSPCB) on 2021-11-12.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Charkhi Dādri spans 1 stations with a 0-point spread (min 162, max 162).
Verdict
🏆 Bhagalpur has better air quality with an AQI of 94 compared to Charkhi Dādri's 180. That's a significant difference of 86 points.