Sasaram vs Tiruchirappalli
Side-by-side air quality comparison between Sasaram 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, Sasaram averaged an AQI of 109 while Tiruchirappalli averaged 50 — a 59-point (118%) gap, with Sasaram the more polluted and Tiruchirappalli the cleaner of the two. On 86 days when both cities reported, Tiruchirappalli was cleaner on 83 of them; the average daily gap was 104 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Sasaram logged 0.1% Severe days and 37% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Sasaram 27 days, Tiruchirappalli 46 days.
Year-over-year progress
Sasaram has improved by 166 AQI points (60.4%) from 2021 to 2024; Tiruchirappalli has improved by 23 AQI points (31.5%) over the same window. The worst recorded day for Sasaram reached AQI 401 at Dada Peer (BSPCB) on 2021-11-28; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Sasaram spans 1 CPCB stations with a 0-point spread (min 148, max 148); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).