Kalyān vs Sonipat
Side-by-side air quality comparison between Kalyān 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 | Kalyān | Sonipat |
|---|---|---|
| PM2.5(µg/m³) | 23.70 | 80.80 |
| PM10(µg/m³) | 40.90 | 143.90 |
| NO₂(µg/m³) | 20.60 | 41.80 |
| SO₂(µg/m³) | 23.00 | 33.00 |
| O₃(µg/m³) | 23.00 | 63.00 |
| CO(µg/m³) | 186.00 | 675.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Kalyān averaged an AQI of 95 while Sonipat averaged 134 — a 39-point (41%) gap, with Sonipat the more polluted and Kalyān the cleaner of the two. On 1189 days when both cities reported, Kalyān was cleaner on 786 of them; the average daily gap was 72 AQI points.
Seasonality & days
Kalyān peaks in January, while Sonipat peaks in November. Kalyān logged 0.1% Severe days and 46.4% Good-or-Satisfactory days; Sonipat was 0.8% Severe and 26.5% Good-or-Satisfactory. Longest clean-air streaks: Kalyān 78 days, Sonipat 21 days.
Year-over-year progress
Kalyān has improved by 4 AQI points (4%) from 2019 to 2024; Sonipat has improved by 220 AQI points (62.1%) over the same window. The worst recorded day for Kalyān reached AQI 414 at Khadakpada (MPCB) on 2022-01-24; Sonipat hit AQI 455 at Murthal (HSPCB) on 2023-11-03.
Station-level disparity
Kalyān spans 2 CPCB stations with a 18-point spread (min 98, max 116); Sonipat spans 1 stations with a 0-point spread (min 162, max 162).
Verdict
🏆 Kalyān has better air quality with an AQI of 41 compared to Sonipat's 170. That's a significant difference of 129 points.