Bhagalpur vs Hisar
Side-by-side air quality comparison between Bhagalpur and Hisar.
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 | Hisar |
|---|---|---|
| PM2.5(µg/m³) | 61.20 | 75.00 |
| PM10(µg/m³) | 65.90 | 231.00 |
| NO₂(µg/m³) | 25.30 | 42.00 |
| SO₂(µg/m³) | 25.40 | 7.20 |
| O₃(µg/m³) | 53.00 | 25.00 |
| CO(µg/m³) | 736.00 | 573.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Hisar averaged 136 — a 28-point (21%) gap, with Bhagalpur the more polluted and Hisar the cleaner of the two. On 646 days when both cities reported, Hisar was cleaner on 400 of them; the average daily gap was 74 AQI points.
Seasonality & days
Bhagalpur peaks in January, while Hisar peaks in November. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Hisar was 1.6% Severe and 29.700000000000003% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Hisar 34 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Hisar has improved by 39 AQI points (22.3%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Hisar hit AQI 490 at Urban Estate-II (HSPCB) on 2019-11-02.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Hisar spans 1 stations with a 0-point spread (min 168, max 168).
Verdict
🏆 Bhagalpur has better air quality with an AQI of 105 compared to Hisar's 187. That's a significant difference of 82 points.