Ambala vs Surat
Side-by-side air quality comparison between Ambala and Surat.
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 | Surat |
|---|---|---|
| PM2.5(µg/m³) | 47.60 | 23.90 |
| PM10(µg/m³) | 70.10 | 45.10 |
| NO₂(µg/m³) | 23.90 | 22.90 |
| SO₂(µg/m³) | 10.30 | 38.50 |
| O₃(µg/m³) | 56.00 | 33.00 |
| CO(µg/m³) | 618.00 | 249.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Surat averaged 83 — a 11-point (13%) gap, with Ambala the more polluted and Surat the cleaner of the two. On 532 days when both cities reported, Ambala was cleaner on 293 of them; the average daily gap was 56 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; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Surat 55 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Surat spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Surat has better air quality with an AQI of 45 compared to Ambala's 80.