Ambala vs Bareilly
Side-by-side air quality comparison between Ambala and Bareilly.
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 | Bareilly |
|---|---|---|
| PM2.5(µg/m³) | 47.60 | 76.40 |
| PM10(µg/m³) | 70.10 | 106.60 |
| NO₂(µg/m³) | 23.90 | 44.80 |
| SO₂(µg/m³) | 10.30 | 9.80 |
| O₃(µg/m³) | 56.00 | 39.00 |
| CO(µg/m³) | 618.00 | 976.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Bareilly averaged 61 — a 33-point (54%) gap, with Ambala the more polluted and Bareilly the cleaner of the two. On 499 days when both cities reported, Bareilly was cleaner on 349 of them; the average daily gap was 42 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; Bareilly was 0% Severe and 73.1% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Bareilly 51 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Bareilly has improved by 50 AQI points (45%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Bareilly hit AQI 292 at Rajendra Nagar (UPPCB) on 2022-11-03.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Bareilly spans 2 stations with a 12-point spread (min 71, max 83).
Verdict
🏆 Ambala has better air quality with an AQI of 80 compared to Bareilly's 155. That's a significant difference of 75 points.