Chittoor vs Kanchipuram
Side-by-side air quality comparison between Chittoor and Kanchipuram.
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 | Chittoor | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 6.10 | 9.70 |
| PM10(µg/m³) | 7.70 | 11.70 |
| NO₂(µg/m³) | 8.70 | 12.20 |
| SO₂(µg/m³) | 3.20 | 4.60 |
| O₃(µg/m³) | 46.00 | 41.00 |
| CO(µg/m³) | 223.00 | 265.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Chittoor averaged an AQI of 76 while Kanchipuram averaged 51 — a 25-point (49%) gap, with Chittoor the more polluted and Kanchipuram the cleaner of the two. On 245 days when both cities reported, Kanchipuram was cleaner on 172 of them; the average daily gap was 30 AQI points.
Seasonality & days
Chittoor peaks in October, while Kanchipuram peaks in February. Chittoor logged 0% Severe days and 84.9% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Chittoor 37 days, Kanchipuram 18 days.
Year-over-year progress
Chittoor has worsened by 5 AQI points (7%) from 2022 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Chittoor reached AQI 348 at Gangineni Cheruvu (APPCB) on 2023-11-13; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Chittoor spans 1 CPCB stations with a 0-point spread (min 72, max 72); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).
Verdict
🏆 Chittoor has better air quality with an AQI of 10 compared to Kanchipuram's 16.