Kozhikode vs Ooty
Side-by-side air quality comparison between Kozhikode and Ooty.
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 | Kozhikode | Ooty |
|---|---|---|
| PM2.5(µg/m³) | 4.60 | 4.40 |
| PM10(µg/m³) | 10.30 | 5.20 |
| NO₂(µg/m³) | 0.50 | 7.00 |
| SO₂(µg/m³) | 0.30 | 0.90 |
| O₃(µg/m³) | 64.00 | 31.00 |
| CO(µg/m³) | 217.00 | 124.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Kozhikode averaged an AQI of 78 while Ooty averaged 58 — a 20-point (34%) gap, with Kozhikode the more polluted and Ooty the cleaner of the two. On 127 days when both cities reported, Ooty was cleaner on 91 of them; the average daily gap was 18 AQI points.
Seasonality & days
Kozhikode peaks in January, while Ooty peaks in May. Kozhikode logged 0.1% Severe days and 99% Good-or-Satisfactory days; Ooty was 0% Severe and 94.2% Good-or-Satisfactory. Longest clean-air streaks: Kozhikode 83 days, Ooty 22 days.
Year-over-year progress
Kozhikode has worsened by 29 AQI points (59.2%) from 2020 to 2023; Ooty is essentially flat over the same window. The worst recorded day for Kozhikode reached AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25; Ooty hit AQI 164 at Bombay Castel (TNPCB) on 2024-12-17.
Station-level disparity
Kozhikode spans 1 CPCB stations with a 0-point spread (min 59, max 59); Ooty spans 1 stations with a 0-point spread (min 59, max 59).
Verdict
🏆 Ooty has better air quality with an AQI of 7 compared to Kozhikode's 10.