Ambala vs Noida
Side-by-side air quality comparison between Ambala and Noida.
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 | Noida |
|---|---|---|
| PM2.5(µg/m³) | 47.60 | 67.50 |
| PM10(µg/m³) | 70.10 | 134.10 |
| NO₂(µg/m³) | 23.90 | 34.90 |
| SO₂(µg/m³) | 10.30 | 17.50 |
| O₃(µg/m³) | 56.00 | 48.00 |
| CO(µg/m³) | 618.00 | 554.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Noida averaged 182 — a 88-point (94%) gap, with Noida the more polluted and Ambala the cleaner of the two. On 1682 days when both cities reported, Ambala was cleaner on 1522 of them; the average daily gap was 99 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; Noida was 8.9% Severe and 16.5% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Noida 14 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Noida has improved by 79 AQI points (30.3%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Noida hit AQI 500 at Sector-1 (UPPCB) on 2019-11-01.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Noida spans 4 stations with a 15-point spread (min 195, max 210).
Verdict
🏆 Ambala has better air quality with an AQI of 80 compared to Noida's 126.