Hosur vs Tiruchirappalli
Side-by-side air quality comparison between Hosur 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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Hosur | Tiruchirappalli |
|---|---|---|
| PM2.5(µg/m³) | 3.50 | 3.70 |
| PM10(µg/m³) | 4.40 | 4.40 |
| NO₂(µg/m³) | 1.50 | 1.10 |
| SO₂(µg/m³) | 2.40 | 1.90 |
| O₃(µg/m³) | 88.00 | 90.00 |
| CO(µg/m³) | 128.00 | 116.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Hosur averaged an AQI of 90 while Tiruchirappalli averaged 50 — a 40-point (80%) gap, with Hosur the more polluted and Tiruchirappalli the cleaner of the two.
Seasonality & days
Hosur peaks in December, while Tiruchirappalli peaks in January. Hosur logged 0% Severe days and 73.89999999999999% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Hosur 10 days, Tiruchirappalli 46 days.
Year-over-year progress
The worst recorded day for Hosur reached AQI 232 at SIPCOT Phase-1 (TNPCB) on 2022-10-25; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Hosur spans 1 CPCB stations with a 0-point spread (min 90, max 90); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
Both Hosur and Tiruchirappalli have the same AQI of 6 right now.