Dindigul vs Visakhapatnam
Side-by-side air quality comparison between Dindigul 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 | Dindigul | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 20.10 | 32.20 |
| PM10(µg/m³) | 21.60 | 37.10 |
| NO₂(µg/m³) | 20.20 | 24.00 |
| SO₂(µg/m³) | 3.40 | 44.60 |
| O₃(µg/m³) | 23.00 | 84.00 |
| CO(µg/m³) | 209.00 | 514.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Dindigul averaged an AQI of 61 while Visakhapatnam averaged 110 — a 49-point (80%) gap, with Visakhapatnam the more polluted and Dindigul the cleaner of the two. On 272 days when both cities reported, Dindigul was cleaner on 202 of them; the average daily gap was 68 AQI points.
Seasonality & days
Dindigul peaks in February, while Visakhapatnam peaks in January. Dindigul logged 0% Severe days and 67.3% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Dindigul 22 days, Visakhapatnam 27 days.
Year-over-year progress
Dindigul has improved by 29 AQI points (32.2%) from 2022 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Dindigul reached AQI 352 at Mendonsa Colony (TNPCB) on 2023-03-12; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Dindigul spans 1 CPCB stations with a 0-point spread (min 102, max 102); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Dindigul has better air quality with an AQI of 34 compared to Visakhapatnam's 55.