Patiala vs Perundurai
Side-by-side air quality comparison between Patiala and Perundurai.
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 | Patiala | Perundurai |
|---|---|---|
| PM2.5(µg/m³) | 79.40 | 9.20 |
| PM10(µg/m³) | 380.90 | 10.30 |
| NO₂(µg/m³) | 13.60 | 10.50 |
| SO₂(µg/m³) | 13.50 | 3.60 |
| O₃(µg/m³) | 90.00 | 35.00 |
| CO(µg/m³) | 640.00 | 172.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Patiala averaged an AQI of 103 while Perundurai averaged 75 — a 28-point (37%) gap, with Patiala the more polluted and Perundurai the cleaner of the two. On 57 days when both cities reported, Perundurai was cleaner on 52 of them; the average daily gap was 83 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Patiala logged 0.1% Severe days and 54.8% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Patiala 86 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Patiala reached AQI 415 at Model Town (PPCB) on 2019-11-03; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Patiala spans 1 CPCB stations with a 0-point spread (min 104, max 104); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Perundurai has better air quality with an AQI of 15 compared to Patiala's 339. That's a significant difference of 324 points.