Kochi vs Thane
Side-by-side air quality comparison between Kochi and Thane.
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 | Kochi | Thane |
|---|---|---|
| PM2.5(µg/m³) | 8.80 | 17.50 |
| PM10(µg/m³) | 11.60 | 40.70 |
| NO₂(µg/m³) | 8.90 | 11.00 |
| SO₂(µg/m³) | 2.70 | 12.60 |
| O₃(µg/m³) | 30.00 | 42.00 |
| CO(µg/m³) | 119.00 | 171.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kochi averaged an AQI of 91 while Thane averaged 95 — a 4-point (4%) gap, with Thane the more polluted and Kochi the cleaner of the two. On 52 days when both cities reported, Kochi was cleaner on 45 of them; the average daily gap was 60 AQI points.
Seasonality & days
Both cities see their worst air in January on average. Kochi logged 0% Severe days and 70.9% Good-or-Satisfactory days; Thane was 0% Severe and 53.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Kochi 80 days, Thane 99 days.
Year-over-year progress
The worst recorded day for Kochi reached AQI 293 at Vyttila Kochi (PCB) on 2022-12-08; Thane hit AQI 302 at Kasarvadavali (MPCB) on 2024-03-21.
Station-level disparity
Kochi spans 1 CPCB stations with a 0-point spread (min 88, max 88); Thane spans 2 stations with a 9-point spread (min 90, max 99).
Verdict
🏆 Kochi has better air quality with an AQI of 15 compared to Thane's 41.