Palwal vs Visakhapatnam
Side-by-side air quality comparison between Palwal 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 | Palwal | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 62.40 | 32.20 |
| PM10(µg/m³) | 136.40 | 37.10 |
| NO₂(µg/m³) | 19.70 | 24.00 |
| SO₂(µg/m³) | 10.50 | 44.60 |
| O₃(µg/m³) | 66.00 | 84.00 |
| CO(µg/m³) | 503.00 | 514.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Palwal averaged an AQI of 95 while Visakhapatnam averaged 110 — a 15-point (16%) gap, with Visakhapatnam the more polluted and Palwal the cleaner of the two. On 1768 days when both cities reported, Palwal was cleaner on 885 of them; the average daily gap was 61 AQI points.
Seasonality & days
Palwal peaks in November, while Visakhapatnam peaks in January. Palwal logged 0.2% Severe days and 47.800000000000004% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Palwal 37 days, Visakhapatnam 27 days.
Year-over-year progress
Palwal has improved by 91 AQI points (48.9%) from 2019 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Palwal reached AQI 465 at Shyam Nagar (HSPCB) on 2019-11-14; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Palwal spans 1 CPCB stations with a 0-point spread (min 120, max 120); Visakhapatnam spans 1 stations with a 0-point spread (min 111, max 111).
Verdict
🏆 Visakhapatnam has better air quality with an AQI of 55 compared to Palwal's 125. That's a significant difference of 70 points.