Bidar vs Kannur
Side-by-side air quality comparison between Bidar and Kannur.
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 | Kannur |
|---|---|---|
| PM2.5(µg/m³) | 18.40 | 5.00 |
| PM10(µg/m³) | 27.50 | 9.60 |
| NO₂(µg/m³) | 10.40 | 2.80 |
| SO₂(µg/m³) | 2.80 | 1.00 |
| O₃(µg/m³) | 59.00 | 50.00 |
| CO(µg/m³) | 208.00 | 138.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bidar averaged an AQI of 85 while Kannur averaged 65 — a 20-point (31%) gap, with Bidar the more polluted and Kannur the cleaner of the two. On 596 days when both cities reported, Kannur was cleaner on 395 of them; the average daily gap was 32 AQI points.
Seasonality & days
Bidar peaks in January, while Kannur peaks in February. Bidar logged 0.1% Severe days and 72.5% Good-or-Satisfactory days; Kannur was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Bidar 24 days, Kannur 103 days.
Year-over-year progress
Bidar has worsened by 1 AQI points (1.2%) from 2021 to 2024; Kannur has worsened by 11 AQI points (20.4%) over the same window. The worst recorded day for Bidar reached AQI 437 at Naubad (KSPCB) on 2022-01-25; Kannur hit AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14.
Station-level disparity
Bidar spans 1 CPCB stations with a 0-point spread (min 84, max 84); Kannur spans 1 stations with a 0-point spread (min 66, max 66).
Verdict
🏆 Kannur has better air quality with an AQI of 10 compared to Bidar's 31.