Ambala vs Kozhikode
Side-by-side air quality comparison between Ambala and Kozhikode.
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 | Ambala | Kozhikode |
|---|---|---|
| PM2.5(µg/m³) | 47.60 | 4.60 |
| PM10(µg/m³) | 70.10 | 10.30 |
| NO₂(µg/m³) | 23.90 | 0.50 |
| SO₂(µg/m³) | 10.30 | 0.30 |
| O₃(µg/m³) | 56.00 | 64.00 |
| CO(µg/m³) | 618.00 | 217.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Kozhikode averaged 78 — a 16-point (21%) gap, with Ambala the more polluted and Kozhikode the cleaner of the two. On 929 days when both cities reported, Kozhikode was cleaner on 826 of them; the average daily gap was 79 AQI points.
Seasonality & days
Ambala peaks in November, while Kozhikode peaks in January. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Kozhikode was 0.1% Severe and 99% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Kozhikode 83 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Kozhikode has worsened by 29 AQI points (59.2%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Kozhikode hit AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Kozhikode spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Kozhikode has better air quality with an AQI of 10 compared to Ambala's 80. That's a significant difference of 70 points.