Perundurai vs Rohtak
Side-by-side air quality comparison between Perundurai 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 | Perundurai | Rohtak |
|---|---|---|
| PM2.5(µg/m³) | 9.20 | 71.00 |
| PM10(µg/m³) | 10.30 | 162.50 |
| NO₂(µg/m³) | 10.50 | 24.10 |
| SO₂(µg/m³) | 3.60 | 15.90 |
| O₃(µg/m³) | 35.00 | 69.00 |
| CO(µg/m³) | 172.00 | 618.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Perundurai averaged an AQI of 75 while Rohtak averaged 148 — a 73-point (97%) gap, with Rohtak the more polluted and Perundurai the cleaner of the two. On 57 days when both cities reported, Perundurai was cleaner on 54 of them; the average daily gap was 146 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Perundurai logged 0% Severe days and 80.7% Good-or-Satisfactory days; Rohtak was 1.1% Severe and 36.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Perundurai 13 days, Rohtak 45 days.
Year-over-year progress
The worst recorded day for Perundurai reached AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12; Rohtak hit AQI 498 at MD University (HSPCB) on 2019-11-03.
Station-level disparity
Perundurai spans 1 CPCB stations with a 0-point spread (min 75, max 75); Rohtak spans 1 stations with a 0-point spread (min 159, max 159).
Verdict
🏆 Perundurai has better air quality with an AQI of 15 compared to Rohtak's 142. That's a significant difference of 127 points.