Ahmedabad vs Visakhapatnam
Side-by-side air quality comparison between Ahmedabad 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 | Ahmedabad | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 23.50 | 33.60 |
| PM10(µg/m³) | 38.60 | 38.90 |
| NO₂(µg/m³) | 6.50 | 23.30 |
| SO₂(µg/m³) | 5.20 | 49.40 |
| O₃(µg/m³) | 41.00 | 95.00 |
| CO(µg/m³) | 163.00 | 516.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ahmedabad averaged an AQI of 117 while Visakhapatnam averaged 110 — a 7-point (6%) gap, with Ahmedabad the more polluted and Visakhapatnam the cleaner of the two. On 2301 days when both cities reported, Visakhapatnam was cleaner on 1680 of them; the average daily gap was 65 AQI points.
Seasonality & days
Ahmedabad peaks in November, while Visakhapatnam peaks in January. Ahmedabad logged 0.1% Severe days and 23.7% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Ahmedabad 25 days, Visakhapatnam 27 days.
Year-over-year progress
Ahmedabad has worsened by 52 AQI points (80%) from 2016 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Ahmedabad reached AQI 430 at Raikhad (IITM) on 2023-03-17; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Ahmedabad spans 9 CPCB stations with a 44-point spread (min 95, max 139); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Ahmedabad has better air quality with an AQI of 39 compared to Visakhapatnam's 57.