Bilaspur vs Tiruchirappalli
Side-by-side air quality comparison between Bilaspur and Tiruchirappalli.
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, Bilaspur averaged an AQI of 61 while Tiruchirappalli averaged 50 — a 11-point (22%) gap, with Bilaspur the more polluted and Tiruchirappalli the cleaner of the two. On 81 days when both cities reported, Tiruchirappalli was cleaner on 75 of them; the average daily gap was 34 AQI points.
Seasonality & days
Bilaspur peaks in December, while Tiruchirappalli peaks in January. Bilaspur logged 0% Severe days and 88% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Bilaspur 66 days, Tiruchirappalli 46 days.
Year-over-year progress
Bilaspur has improved by 22 AQI points (26.5%) from 2021 to 2024; Tiruchirappalli has improved by 23 AQI points (31.5%) over the same window. The worst recorded day for Bilaspur reached AQI 259 at Mangala (NTPC) on 2023-03-09; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Bilaspur spans 1 CPCB stations with a 0-point spread (min 69, max 69); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).