Gummidipoondi vs Visakhapatnam
Side-by-side air quality comparison between Gummidipoondi 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 | Gummidipoondi | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 10.50 | 33.60 |
| PM10(µg/m³) | 12.00 | 38.90 |
| NO₂(µg/m³) | 11.90 | 23.30 |
| SO₂(µg/m³) | 6.80 | 49.40 |
| O₃(µg/m³) | 52.00 | 95.00 |
| CO(µg/m³) | 286.00 | 516.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gummidipoondi averaged an AQI of 107 while Visakhapatnam averaged 110 — a 3-point (3%) gap, with Visakhapatnam the more polluted and Gummidipoondi the cleaner of the two. On 965 days when both cities reported, Gummidipoondi was cleaner on 609 of them; the average daily gap was 41 AQI points.
Seasonality & days
Gummidipoondi peaks in November, while Visakhapatnam peaks in January. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Visakhapatnam 27 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Gummidipoondi has better air quality with an AQI of 18 compared to Visakhapatnam's 57.