Gwalior vs Tiruchirappalli
Side-by-side air quality comparison between Gwalior 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, Gwalior averaged an AQI of 136 while Tiruchirappalli averaged 50 — a 86-point (172%) gap, with Gwalior the more polluted and Tiruchirappalli the cleaner of the two. On 82 days when both cities reported, Tiruchirappalli was cleaner on 82 of them; the average daily gap was 153 AQI points.
Seasonality & days
Gwalior peaks in November, while Tiruchirappalli peaks in January. Gwalior logged 0.4% Severe days and 31.5% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Gwalior 47 days, Tiruchirappalli 46 days.
Year-over-year progress
Gwalior has improved by 12 AQI points (8.1%) from 2020 to 2024; Tiruchirappalli has improved by 23 AQI points (31.5%) over the same window. The worst recorded day for Gwalior reached AQI 450 at City Center (MPPCB) on 2021-11-09; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Gwalior spans 4 CPCB stations with a 53-point spread (min 112, max 165); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).