Bhagalpur vs Gaya
Side-by-side air quality comparison between Bhagalpur and Gaya.
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 | Gaya |
|---|---|---|
| PM2.5(µg/m³) | 61.20 | 57.70 |
| PM10(µg/m³) | 65.90 | 67.50 |
| NO₂(µg/m³) | 25.30 | 19.60 |
| SO₂(µg/m³) | 25.40 | 12.20 |
| O₃(µg/m³) | 53.00 | 62.00 |
| CO(µg/m³) | 736.00 | 427.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Gaya averaged 110 — a 54-point (49%) gap, with Bhagalpur the more polluted and Gaya the cleaner of the two. On 1093 days when both cities reported, Gaya was cleaner on 631 of them; the average daily gap was 50 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Gaya was 1.7% Severe and 32% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Gaya 52 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Gaya has improved by 89 AQI points (44.7%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Gaya hit AQI 500 at Collectorate (BSPCB) on 2016-10-15.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Gaya spans 3 stations with a 85-point spread (min 88, max 173).
Verdict
🏆 Gaya has better air quality with an AQI of 96 compared to Bhagalpur's 105.