Perundurai vs Pratapgarh
Side-by-side air quality comparison between Perundurai and Pratapgarh.
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 | Pratapgarh |
|---|---|---|
| PM2.5(µg/m³) | 9.20 | 59.30 |
| PM10(µg/m³) | 10.30 | 74.30 |
| NO₂(µg/m³) | 10.50 | 43.70 |
| SO₂(µg/m³) | 3.60 | 14.30 |
| O₃(µg/m³) | 35.00 | 41.00 |
| CO(µg/m³) | 172.00 | 320.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Perundurai averaged an AQI of 75 while Pratapgarh averaged 93 — a 18-point (24%) gap, with Pratapgarh the more polluted and Perundurai the cleaner of the two. On 57 days when both cities reported, Perundurai was cleaner on 49 of them; the average daily gap was 65 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; Pratapgarh was 0% Severe and 59.9% Good-or-Satisfactory. Longest clean-air streaks: Perundurai 13 days, Pratapgarh 49 days.
Year-over-year progress
The worst recorded day for Perundurai reached AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12; Pratapgarh hit AQI 314 at Pragati Nagar (RSPCB) on 2023-12-25.
Station-level disparity
Perundurai spans 1 CPCB stations with a 0-point spread (min 75, max 75); Pratapgarh spans 1 stations with a 0-point spread (min 97, max 97).
Verdict
🏆 Perundurai has better air quality with an AQI of 15 compared to Pratapgarh's 99. That's a significant difference of 84 points.