Kozhikode vs Ramanathapuram
Side-by-side air quality comparison between Kozhikode and Ramanathapuram.
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 | Ramanathapuram |
|---|---|---|
| PM2.5(µg/m³) | 4.60 | 6.10 |
| PM10(µg/m³) | 10.30 | 9.30 |
| NO₂(µg/m³) | 0.50 | 5.10 |
| SO₂(µg/m³) | 0.30 | 4.20 |
| O₃(µg/m³) | 64.00 | 32.00 |
| CO(µg/m³) | 217.00 | 134.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2023, Kozhikode averaged an AQI of 78 while Ramanathapuram averaged 42 — a 36-point (86%) gap, with Kozhikode the more polluted and Ramanathapuram the cleaner of the two. On 158 days when both cities reported, Ramanathapuram was cleaner on 120 of them; the average daily gap was 34 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Kozhikode logged 0.1% Severe days and 99% Good-or-Satisfactory days; Ramanathapuram was 0% Severe and 94.4% Good-or-Satisfactory. Longest clean-air streaks: Kozhikode 83 days, Ramanathapuram 46 days.
Year-over-year progress
Kozhikode has worsened by 29 AQI points (59.2%) from 2020 to 2023; Ramanathapuram has improved by 18 AQI points (30%) over the same window. The worst recorded day for Kozhikode reached AQI 417 at Palayam Kozhikode (PCB) on 2021-01-25; Ramanathapuram hit AQI 246 at Chalai Bazaar (TNPCB) on 2022-12-07.
Station-level disparity
Kozhikode spans 1 CPCB stations with a 0-point spread (min 59, max 59); Ramanathapuram spans 1 stations with a 0-point spread (min 48, max 48).
Verdict
Both Kozhikode and Ramanathapuram have the same AQI of 10 right now.