Agra vs Perundurai
Side-by-side air quality comparison between Agra 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 | Agra | Perundurai |
|---|---|---|
| PM2.5(µg/m³) | 53.60 | 2.90 |
| PM10(µg/m³) | 254.30 | 3.30 |
| NO₂(µg/m³) | 1.00 | 1.50 |
| SO₂(µg/m³) | 7.40 | 1.60 |
| O₃(µg/m³) | 184.00 | 90.00 |
| CO(µg/m³) | 292.00 | 141.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agra averaged an AQI of 79 while Perundurai averaged 75 — a 4-point (5%) gap, with Agra the more polluted and Perundurai the cleaner of the two. On 57 days when both cities reported, Perundurai was cleaner on 53 of them; the average daily gap was 82 AQI points.
Seasonality & days
Agra peaks in January, while Perundurai peaks in November. Agra logged 3.3% Severe days and 34.9% Good-or-Satisfactory days; Perundurai was 0% Severe and 80.7% Good-or-Satisfactory. Longest clean-air streaks: Agra 46 days, Perundurai 13 days.
Year-over-year progress
The worst recorded day for Agra reached AQI 500 at Sanjay Palace (UPPCB) on 2017-06-03; Perundurai hit AQI 153 at SIPCOT Industrial Park (TNPCB) on 2024-11-12.
Station-level disparity
Agra spans 6 CPCB stations with a 83-point spread (min 79, max 162); Perundurai spans 1 stations with a 0-point spread (min 75, max 75).
Verdict
🏆 Perundurai has better air quality with an AQI of 5 compared to Agra's 205. That's a significant difference of 200 points.