Kanchipuram vs Khanna
Side-by-side air quality comparison between Kanchipuram and Khanna.
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 | Kanchipuram | Khanna |
|---|---|---|
| PM2.5(µg/m³) | 9.40 | 57.60 |
| PM10(µg/m³) | 11.10 | 86.80 |
| NO₂(µg/m³) | 10.40 | 25.80 |
| SO₂(µg/m³) | 4.60 | 15.90 |
| O₃(µg/m³) | 44.00 | 75.00 |
| CO(µg/m³) | 243.00 | 753.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kanchipuram averaged an AQI of 51 while Khanna averaged 102 — a 51-point (100%) gap, with Khanna the more polluted and Kanchipuram the cleaner of the two. On 294 days when both cities reported, Kanchipuram was cleaner on 255 of them; the average daily gap was 54 AQI points.
Seasonality & days
Kanchipuram peaks in February, while Khanna peaks in November. Kanchipuram logged 0% Severe days and 94% Good-or-Satisfactory days; Khanna was 0% Severe and 61.599999999999994% Good-or-Satisfactory. Longest clean-air streaks: Kanchipuram 18 days, Khanna 60 days.
Year-over-year progress
Kanchipuram has improved by 18 AQI points (26.1%) from 2022 to 2024; Khanna has worsened by 4 AQI points (4.1%) over the same window. The worst recorded day for Kanchipuram reached AQI 320 at Kilambi (TNPCB) on 2023-05-22; Khanna hit AQI 297 at Kalal Majra (PPCB) on 2023-11-09.
Station-level disparity
Kanchipuram spans 1 CPCB stations with a 0-point spread (min 57, max 57); Khanna spans 1 stations with a 0-point spread (min 100, max 100).
Verdict
🏆 Kanchipuram has better air quality with an AQI of 16 compared to Khanna's 96. That's a significant difference of 80 points.