Bhagalpur vs Nalbāri
Side-by-side air quality comparison between Bhagalpur and Nalbāri.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Nalbāri averaged 129 — a 35-point (27%) gap, with Bhagalpur the more polluted and Nalbāri the cleaner of the two. On 653 days when both cities reported, Nalbāri was cleaner on 514 of them; the average daily gap was 81 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; Nalbāri was 0% Severe and 41% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Nalbāri 18 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Nalbāri has improved by 72 AQI points (35.8%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Nalbāri hit AQI 384 at Bata Chowk (PCBA) on 2024-01-08.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Nalbāri spans 1 stations with a 0-point spread (min 141, max 141).