Kanchipuram vs Sirohi
Side-by-side air quality comparison between Kanchipuram and Sirohi.
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 | Sirohi |
|---|---|---|
| PM2.5(µg/m³) | 6.80 | 23.50 |
| PM10(µg/m³) | 8.10 | 47.30 |
| NO₂(µg/m³) | 4.40 | 2.00 |
| SO₂(µg/m³) | 3.80 | 4.00 |
| O₃(µg/m³) | 70.00 | 70.00 |
| CO(µg/m³) | 194.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kanchipuram averaged an AQI of 51 while Sirohi averaged 89 — a 38-point (75%) gap, with Sirohi the more polluted and Kanchipuram the cleaner of the two. On 218 days when both cities reported, Kanchipuram was cleaner on 194 of them; the average daily gap was 41 AQI points.
Seasonality & days
Kanchipuram peaks in February, while Sirohi peaks in December. Kanchipuram logged 0% Severe days and 94% Good-or-Satisfactory days; Sirohi was 0% Severe and 69.2% Good-or-Satisfactory. Longest clean-air streaks: Kanchipuram 18 days, Sirohi 41 days.
Year-over-year progress
Kanchipuram has improved by 18 AQI points (26.1%) from 2022 to 2024; Sirohi has improved by 4 AQI points (4.3%) over the same window. The worst recorded day for Kanchipuram reached AQI 320 at Kilambi (TNPCB) on 2023-05-22; Sirohi hit AQI 335 at Vedhaynath Colony (RSPCB) on 2024-12-26.
Station-level disparity
Kanchipuram spans 1 CPCB stations with a 0-point spread (min 57, max 57); Sirohi spans 1 stations with a 0-point spread (min 90, max 90).
Verdict
🏆 Kanchipuram has better air quality with an AQI of 11 compared to Sirohi's 47.