Rohtak vs Visakhapatnam
Side-by-side air quality comparison between Rohtak 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 | Rohtak | Visakhapatnam |
|---|---|---|
| PM2.5(µg/m³) | 75.20 | 30.70 |
| PM10(µg/m³) | 166.70 | 36.10 |
| NO₂(µg/m³) | 37.30 | 24.00 |
| SO₂(µg/m³) | 17.50 | 40.50 |
| O₃(µg/m³) | 42.00 | 78.00 |
| CO(µg/m³) | 658.00 | 501.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Rohtak averaged an AQI of 148 while Visakhapatnam averaged 110 — a 38-point (35%) gap, with Rohtak the more polluted and Visakhapatnam the cleaner of the two. On 2205 days when both cities reported, Visakhapatnam was cleaner on 1388 of them; the average daily gap was 81 AQI points.
Seasonality & days
Rohtak peaks in November, while Visakhapatnam peaks in January. Rohtak logged 1.1% Severe days and 36.599999999999994% Good-or-Satisfactory days; Visakhapatnam was 0% Severe and 50.1% Good-or-Satisfactory. Longest clean-air streaks: Rohtak 45 days, Visakhapatnam 27 days.
Year-over-year progress
Rohtak has improved by 123 AQI points (45.4%) from 2017 to 2024; Visakhapatnam has worsened by 15 AQI points (15.8%) over the same window. The worst recorded day for Rohtak reached AQI 498 at MD University (HSPCB) on 2019-11-03; Visakhapatnam hit AQI 341 at GVM Corporation (APPCB) on 2019-01-14.
Station-level disparity
Rohtak spans 1 CPCB stations with a 0-point spread (min 159, max 159); 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 Rohtak's 151. That's a significant difference of 99 points.