Ambala vs Kochi
Side-by-side air quality comparison between Ambala and Kochi.
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 | Kochi |
|---|---|---|
| PM2.5(µg/m³) | 47.60 | 7.80 |
| PM10(µg/m³) | 70.10 | 9.90 |
| NO₂(µg/m³) | 23.90 | 10.00 |
| SO₂(µg/m³) | 10.30 | 2.70 |
| O₃(µg/m³) | 56.00 | 24.00 |
| CO(µg/m³) | 618.00 | 125.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Kochi averaged 91 — a 3-point (3%) gap, with Ambala the more polluted and Kochi the cleaner of the two. On 1091 days when both cities reported, Kochi was cleaner on 726 of them; the average daily gap was 58 AQI points.
Seasonality & days
Ambala peaks in November, while Kochi peaks in January. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Kochi was 0% Severe and 70.9% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Kochi 80 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Kochi has worsened by 7 AQI points (8.3%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Kochi hit AQI 293 at Vyttila Kochi (PCB) on 2022-12-08.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Kochi spans 1 stations with a 0-point spread (min 88, max 88).
Verdict
🏆 Kochi has better air quality with an AQI of 13 compared to Ambala's 80. That's a significant difference of 67 points.