Ambala vs Bhilai
Side-by-side air quality comparison between Ambala and Bhilai.
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 | Bhilai |
|---|---|---|
| PM2.5(µg/m³) | 44.90 | 46.40 |
| PM10(µg/m³) | 117.80 | 52.30 |
| NO₂(µg/m³) | 13.20 | 43.70 |
| SO₂(µg/m³) | 11.50 | 70.60 |
| O₃(µg/m³) | 100.00 | 42.00 |
| CO(µg/m³) | 547.00 | 675.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ambala averaged an AQI of 94 while Bhilai averaged 73 — a 21-point (29%) gap, with Ambala the more polluted and Bhilai the cleaner of the two. On 726 days when both cities reported, Bhilai was cleaner on 467 of them; the average daily gap was 49 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; Bhilai was 0% Severe and 71.6% Good-or-Satisfactory. Longest clean-air streaks: Ambala 44 days, Bhilai 119 days.
Year-over-year progress
Ambala has improved by 52 AQI points (35.6%) from 2019 to 2024; Bhilai has worsened by 8 AQI points (12.3%) over the same window. The worst recorded day for Ambala reached AQI 452 at Patti Mehar (HSPCB) on 2020-11-04; Bhilai hit AQI 288 at Hathkhoj (CECB) on 2023-12-26.
Station-level disparity
Ambala spans 1 CPCB stations with a 0-point spread (min 126, max 126); Bhilai spans 3 stations with a 25-point spread (min 59, max 84).
Verdict
🏆 Bhilai has better air quality with an AQI of 78 compared to Ambala's 113.