Faridabad vs Karur
Side-by-side air quality comparison between Faridabad 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 | Faridabad | Karur |
|---|---|---|
| PM2.5(µg/m³) | 68.70 | 3.80 |
| PM10(µg/m³) | 138.30 | 4.40 |
| NO₂(µg/m³) | 32.60 | 7.30 |
| SO₂(µg/m³) | 16.90 | 2.70 |
| O₃(µg/m³) | 51.00 | 37.00 |
| CO(µg/m³) | 594.00 | 117.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Faridabad averaged an AQI of 181 while Karur averaged 71 — a 110-point (155%) gap, with Faridabad the more polluted and Karur the cleaner of the two. On 71 days when both cities reported, Karur was cleaner on 68 of them; the average daily gap was 179 AQI points.
Seasonality & days
Faridabad peaks in November, while Karur peaks in December. Faridabad logged 6.9% Severe days and 15.7% Good-or-Satisfactory days; Karur was 0% Severe and 80.3% Good-or-Satisfactory. Longest clean-air streaks: Faridabad 19 days, Karur 34 days.
Year-over-year progress
The worst recorded day for Faridabad reached AQI 500 at New Industrial Town (HSPCB) on 2024-05-10; Karur hit AQI 149 at Kamadenu Nagar (TNPCB) on 2024-11-26.
Station-level disparity
Faridabad spans 4 CPCB stations with a 25-point spread (min 184, max 209); 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 Faridabad's 130. That's a significant difference of 124 points.