Hosur vs Rohtak
Side-by-side air quality comparison between Hosur and Rohtak.
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 | Hosur | Rohtak |
|---|---|---|
| PM2.5(µg/m³) | 4.60 | 74.00 |
| PM10(µg/m³) | 5.40 | 164.80 |
| NO₂(µg/m³) | 8.40 | 30.20 |
| SO₂(µg/m³) | 4.40 | 17.00 |
| O₃(µg/m³) | 37.00 | 51.00 |
| CO(µg/m³) | 143.00 | 658.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2022, Hosur averaged an AQI of 90 while Rohtak averaged 148 — a 58-point (64%) gap, with Rohtak the more polluted and Hosur the cleaner of the two. On 71 days when both cities reported, Hosur was cleaner on 53 of them; the average daily gap was 76 AQI points.
Seasonality & days
Hosur peaks in December, while Rohtak peaks in November. Hosur logged 0% Severe days and 73.89999999999999% Good-or-Satisfactory days; Rohtak was 1.1% Severe and 36.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Hosur 10 days, Rohtak 45 days.
Year-over-year progress
The worst recorded day for Hosur reached AQI 232 at SIPCOT Phase-1 (TNPCB) on 2022-10-25; Rohtak hit AQI 498 at MD University (HSPCB) on 2019-11-03.
Station-level disparity
Hosur spans 1 CPCB stations with a 0-point spread (min 90, max 90); Rohtak spans 1 stations with a 0-point spread (min 159, max 159).
Verdict
🏆 Hosur has better air quality with an AQI of 8 compared to Rohtak's 147. That's a significant difference of 139 points.