Thrissur vs Visakhapatnam
Side-by-side air quality comparison between Thrissur and Visakhapatnam.
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 | Thrissur | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 8.60 | 33.60 |
| PM10(µg/m³) | 10.10 | 38.90 |
| NO₂(µg/m³) | 9.80 | 23.30 |
| SO₂(µg/m³) | 3.30 | 49.40 |
| O₃(µg/m³) | 29.00 | 95.00 |
| CO(µg/m³) | 163.00 | 516.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Thrissur averaged an AQI of 57 while Visakhapatnam averaged 110 — a 53-point (93%) gap, with Visakhapatnam the more polluted and Thrissur the cleaner of the two. On 1072 days when both cities reported, Thrissur was cleaner on 916 of them; the average daily gap was 54 AQI points.
Seasonality & days
Thrissur peaks in February, while Visakhapatnam peaks in January. Thrissur logged 0% Severe days and 88.4% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Thrissur 52 days, Visakhapatnam 27 days.
Year-over-year progress
Thrissur has improved by 21 AQI points (26.9%) from 2020 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Thrissur reached AQI 181 at Corporation Ground Thrissur (PCB) on 2023-01-09; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Thrissur spans 1 CPCB stations with a 0-point spread (min 68, max 68); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Thrissur has better air quality with an AQI of 14 compared to Visakhapatnam's 57.