Bhagalpur vs Thiruvananthapuram
Side-by-side air quality comparison between Bhagalpur and Thiruvananthapuram.
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 Thiruvananthapuram averaged 56 — a 108-point (193%) gap, with Bhagalpur the more polluted and Thiruvananthapuram the cleaner of the two. On 741 days when both cities reported, Thiruvananthapuram was cleaner on 709 of them; the average daily gap was 129 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; Thiruvananthapuram was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Thiruvananthapuram 172 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Thiruvananthapuram has improved by 11 AQI points (16.4%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Thiruvananthapuram hit AQI 387 at Plammoodu Thiruvananthapuram (PCB) on 2021-08-30.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Thiruvananthapuram spans 2 stations with a 7-point spread (min 57, max 64).