Kochi vs Sonipat
Side-by-side air quality comparison between Kochi and Sonipat.
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 | Sonipat |
|---|---|---|
| PM2.5(µg/m³) | 8.10 | 79.90 |
| PM10(µg/m³) | 10.50 | 152.70 |
| NO₂(µg/m³) | 9.10 | 44.80 |
| SO₂(µg/m³) | 2.60 | 32.00 |
| O₃(µg/m³) | 26.00 | 47.00 |
| CO(µg/m³) | 110.00 | 703.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kochi averaged an AQI of 91 while Sonipat averaged 134 — a 43-point (47%) gap, with Sonipat the more polluted and Kochi the cleaner of the two. On 929 days when both cities reported, Kochi was cleaner on 764 of them; the average daily gap was 87 AQI points.
Seasonality & days
Kochi peaks in January, while Sonipat peaks in November. Kochi logged 0% Severe days and 70.9% Good-or-Satisfactory days; Sonipat was 0.8% Severe and 26.5% Good-or-Satisfactory. Longest clean-air streaks: Kochi 80 days, Sonipat 21 days.
Year-over-year progress
Kochi has worsened by 7 AQI points (8.3%) from 2020 to 2024; Sonipat has improved by 220 AQI points (62.1%) over the same window. The worst recorded day for Kochi reached AQI 293 at Vyttila Kochi (PCB) on 2022-12-08; Sonipat hit AQI 455 at Murthal (HSPCB) on 2023-11-03.
Station-level disparity
Kochi spans 1 CPCB stations with a 0-point spread (min 88, max 88); Sonipat spans 1 stations with a 0-point spread (min 162, max 162).
Verdict
🏆 Kochi has better air quality with an AQI of 14 compared to Sonipat's 167. That's a significant difference of 153 points.