Gwalior vs Visakhapatnam
Side-by-side air quality comparison between Gwalior 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 | Gwalior | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 40.70 | 30.70 |
| PM10(µg/m³) | 97.60 | 36.10 |
| NO₂(µg/m³) | 14.70 | 24.00 |
| SO₂(µg/m³) | 5.70 | 40.50 |
| O₃(µg/m³) | 49.00 | 78.00 |
| CO(µg/m³) | 247.00 | 501.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Gwalior averaged an AQI of 136 while Visakhapatnam averaged 110 — a 26-point (24%) gap, with Gwalior the more polluted and Visakhapatnam the cleaner of the two. On 1311 days when both cities reported, Visakhapatnam was cleaner on 924 of them; the average daily gap was 69 AQI points.
Seasonality & days
Gwalior peaks in November, while Visakhapatnam peaks in January. Gwalior logged 0.4% Severe days and 31.5% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Gwalior 47 days, Visakhapatnam 27 days.
Year-over-year progress
Gwalior has improved by 12 AQI points (8.1%) from 2020 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Gwalior reached AQI 450 at City Center (MPPCB) on 2021-11-09; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Gwalior spans 4 CPCB stations with a 53-point spread (min 112, max 165); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Visakhapatnam has better air quality with an AQI of 52 compared to Gwalior's 98.