Bidar vs Kanchipuram
Side-by-side air quality comparison between Bidar 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 | Bidar | Kanchipuram |
|---|---|---|
| PM2.5(µg/m³) | 16.10 | 7.60 |
| PM10(µg/m³) | 25.00 | 9.30 |
| NO₂(µg/m³) | 5.30 | 6.10 |
| SO₂(µg/m³) | 2.70 | 4.30 |
| O₃(µg/m³) | 74.00 | 58.00 |
| CO(µg/m³) | 193.00 | 208.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bidar averaged an AQI of 85 while Kanchipuram averaged 51 — a 34-point (67%) gap, with Bidar the more polluted and Kanchipuram the cleaner of the two. On 230 days when both cities reported, Kanchipuram was cleaner on 167 of them; the average daily gap was 34 AQI points.
Seasonality & days
Bidar peaks in January, while Kanchipuram peaks in February. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Kanchipuram was 0% Severe and 94% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Kanchipuram 18 days.
Year-over-year progress
Bidar has worsened by 1 AQI points (1.2%) from 2021 to 2024; Kanchipuram has improved by 18 AQI points (26.1%) over the same window. The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Kanchipuram hit AQI 320 at Kilambi (TNPCB) on 2023-05-22.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, 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 13 compared to Bidar's 27.