Ambala vs Ghaziabad
Side-by-side air quality comparison between Ambala and Ghaziabad.
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 | Ghaziabad |
|---|---|---|
| PM2.5(µg/m³) | 47.60 | 71.20 |
| PM10(µg/m³) | 70.10 | 96.40 |
| NO₂(µg/m³) | 23.90 | 33.50 |
| SO₂(µg/m³) | 10.30 | 11.10 |
| O₃(µg/m³) | 56.00 | 42.00 |
| CO(µg/m³) | 618.00 | 548.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Ghaziabad averaged 177 — a 83-point (88%) gap, with Ghaziabad the more polluted and Ambala the cleaner of the two. On 1682 days when both cities reported, Ambala was cleaner on 1578 of them; the average daily gap was 115 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Ambala logged 0.2% Severe days and 46.5% Good-or-Satisfactory days; Ghaziabad was 12.2% Severe and 13.700000000000001% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Ghaziabad 19 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Ghaziabad has improved by 115 AQI points (39.4%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Ghaziabad hit AQI 500 at Vasundhara (UPPCB) on 2017-12-21.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Ghaziabad spans 4 stations with a 30-point spread (min 198, max 228).
Verdict
🏆 Ambala has better air quality with an AQI of 80 compared to Ghaziabad's 138. That's a significant difference of 58 points.