Kadapa vs Tiruchirappalli
Side-by-side air quality comparison between Kadapa 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 | Kadapa | Tiruchirappalli |
|---|---|---|
| PM2.5(µg/m³) | 6.30 | 3.70 |
| PM10(µg/m³) | 9.10 | 4.40 |
| NO₂(µg/m³) | 1.40 | 1.10 |
| SO₂(µg/m³) | 5.50 | 1.90 |
| O₃(µg/m³) | 104.00 | 90.00 |
| CO(µg/m³) | 144.00 | 116.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kadapa averaged an AQI of 62 while Tiruchirappalli averaged 50 — a 12-point (24%) gap, with Kadapa the more polluted and Tiruchirappalli the cleaner of the two. On 65 days when both cities reported, Tiruchirappalli was cleaner on 47 of them; the average daily gap was 33 AQI points.
Seasonality & days
Kadapa peaks in February, while Tiruchirappalli peaks in January. Kadapa logged 0% Severe days and 87.80000000000001% Good-or-Satisfactory days; Tiruchirappalli was 0% Severe and 96.5% Good-or-Satisfactory. Longest clean-air streaks: Kadapa 72 days, Tiruchirappalli 46 days.
Year-over-year progress
Kadapa has improved by 6 AQI points (8.8%) from 2023 to 2024; Tiruchirappalli has improved by 23 AQI points (31.5%) over the same window. The worst recorded day for Kadapa reached AQI 260 at Yerramukkapalli (APPCB) on 2024-12-11; Tiruchirappalli hit AQI 114 at St Joseph College (TNPCB) on 2024-01-14.
Station-level disparity
Kadapa spans 1 CPCB stations with a 0-point spread (min 65, max 65); Tiruchirappalli spans 1 stations with a 0-point spread (min 52, max 52).
Verdict
🏆 Tiruchirappalli has better air quality with an AQI of 6 compared to Kadapa's 11.