Bhilai vs Kanchipuram
Side-by-side air quality comparison between Bhilai 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 | Bhilai | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 44.50 | 8.50 |
| PM10(µg/m³) | 51.20 | 10.30 |
| NO₂(µg/m³) | 40.20 | 8.20 |
| SO₂(µg/m³) | 76.50 | 4.50 |
| O₃(µg/m³) | 56.00 | 50.00 |
| CO(µg/m³) | 680.00 | 224.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhilai averaged an AQI of 73 while Kanchipuram averaged 51 — a 22-point (43%) gap, with Bhilai the more polluted and Kanchipuram the cleaner of the two. On 301 days when both cities reported, Kanchipuram was cleaner on 245 of them; the average daily gap was 41 AQI points.
Seasonality & days
Bhilai peaks in November, while Kanchipuram peaks in February. Bhilai logged 0% Severe days and 71.6% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Bhilai 119 days, Kanchipuram 18 days.
Year-over-year progress
Bhilai has worsened by 8 AQI points (12.3%) from 2021 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Bhilai reached AQI 288 at Hathkhoj (CECB) on 2023-12-26; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Bhilai spans 3 CPCB stations with a 25-point spread (min 59, max 84); Kanchipuram spans 1 stations with a 0-point spread (min 57, max 57).
Verdict
🏆 Kanchipuram has better air quality with an AQI of 14 compared to Bhilai's 75. That's a significant difference of 61 points.