Agra vs Karur
Side-by-side air quality comparison between Agra and Karur.
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 | Karur |
|---|---|---|
| PM2.5(µg/m³) | 59.40 | 3.80 |
| PM10(µg/m³) | 153.20 | 4.20 |
| NO₂(µg/m³) | 20.30 | 6.80 |
| SO₂(µg/m³) | 10.40 | 3.00 |
| O₃(µg/m³) | 73.00 | 38.00 |
| CO(µg/m³) | 546.00 | 131.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Agra averaged an AQI of 79 while Karur averaged 71 — a 8-point (11%) gap, with Agra the more polluted and Karur the cleaner of the two. On 71 days when both cities reported, Karur was cleaner on 66 of them; the average daily gap was 89 AQI points.
Seasonality & days
Agra peaks in January, while Karur peaks in December. Agra logged 3.3% Severe days and 34.9% Good-or-Satisfactory days; Karur was 0% Severe and 80.3% Good-or-Satisfactory. Longest clean-air streaks: Agra 46 days, Karur 34 days.
Year-over-year progress
The worst recorded day for Agra reached AQI 500 at Sanjay Palace (UPPCB) on 2017-06-03; Karur hit AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26.
Station-level disparity
Agra spans 6 CPCB stations with a 83-point spread (min 79, max 162); Karur spans 1 stations with a 0-point spread (min 71, max 71).
Verdict
🏆 Karur has better air quality with an AQI of 6 compared to Agra's 136. That's a significant difference of 130 points.