Kāshīpur vs Perundurai
Side-by-side air quality comparison between Kāshīpur 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 | Kāshīpur | Perundurai |
|---|---|---|
| PM2.5(µg/m³) | 51.20 | 9.20 |
| PM10(µg/m³) | 59.10 | 10.30 |
| NO₂(µg/m³) | 31.80 | 10.50 |
| SO₂(µg/m³) | 5.80 | 3.60 |
| O₃(µg/m³) | 59.00 | 35.00 |
| CO(µg/m³) | 400.00 | 172.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kāshīpur averaged an AQI of 106 while Perundurai averaged 75 — a 31-point (41%) gap, with Kāshīpur the more polluted and Perundurai the cleaner of the two. On 53 days when both cities reported, Perundurai was cleaner on 42 of them; the average daily gap was 72 AQI points.
Seasonality & days
Kāshīpur peaks in January, while Perundurai peaks in November. Kāshīpur logged 0% Severe days and 58.5% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Kāshīpur 47 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Kāshīpur reached AQI 327 at Govt Girls Inter College (UKPCB) on 2024-01-19; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Kāshīpur spans 1 CPCB stations with a 0-point spread (min 101, max 101); 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 Kāshīpur's 86. That's a significant difference of 71 points.