Bhagalpur vs Ratlam
Side-by-side air quality comparison between Bhagalpur and Ratlam.
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 | Bhagalpur | Ratlam |
|---|---|---|
| PM2.5(µg/m³) | 56.20 | 25.00 |
| PM10(µg/m³) | 62.60 | 40.30 |
| NO₂(µg/m³) | 14.10 | 8.90 |
| SO₂(µg/m³) | 24.00 | 16.30 |
| O₃(µg/m³) | 121.00 | 44.00 |
| CO(µg/m³) | 527.00 | 194.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Bhagalpur averaged an AQI of 164 while Ratlam averaged 113 — a 51-point (45%) gap, with Bhagalpur the more polluted and Ratlam the cleaner of the two. On 1026 days when both cities reported, Ratlam was cleaner on 880 of them; the average daily gap was 103 AQI points.
Seasonality & days
Bhagalpur peaks in January, while Ratlam peaks in November. Bhagalpur logged 1.9% Severe days and 19.9% Good-or-Satisfactory days; Ratlam was 0% Severe and 46.4% Good-or-Satisfactory. Longest clean-air streaks: Bhagalpur 20 days, Ratlam 59 days.
Year-over-year progress
Bhagalpur has improved by 123 AQI points (42.9%) from 2021 to 2024; Ratlam has improved by 19 AQI points (14.4%) over the same window. The worst recorded day for Bhagalpur reached AQI 451 at Mayaganj (BSPCB) on 2022-12-30; Ratlam hit AQI 302 at Shasthri Nagar Ratlam (Lab) on 2020-11-11.
Station-level disparity
Bhagalpur spans 2 CPCB stations with a 26-point spread (min 170, max 196); Ratlam spans 1 stations with a 0-point spread (min 103, max 103).
Verdict
🏆 Ratlam has better air quality with an AQI of 42 compared to Bhagalpur's 94. That's a significant difference of 52 points.