Ariyalur vs Bhopal
Side-by-side air quality comparison between Ariyalur and Bhopal.
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 | Ariyalur | Bhopal |
|---|---|---|
| PM2.5(µg/m³) | 6.80 | 31.50 |
| PM10(µg/m³) | 8.30 | 53.20 |
| NO₂(µg/m³) | 7.50 | 3.80 |
| SO₂(µg/m³) | 6.50 | 8.10 |
| O₃(µg/m³) | 43.00 | 96.00 |
| CO(µg/m³) | 133.00 | 273.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Ariyalur averaged an AQI of 46 while Bhopal averaged 114 — a 68-point (148%) gap, with Bhopal the more polluted and Ariyalur the cleaner of the two. On 313 days when both cities reported, Ariyalur was cleaner on 298 of them; the average daily gap was 80 AQI points.
Seasonality & days
Ariyalur peaks in March, while Bhopal peaks in November. Ariyalur logged 0% Severe days and 93.8% Good-or-Satisfactory days; Bhopal was 0% Severe and 38.4% Good-or-Satisfactory. Longest clean-air streaks: Ariyalur 57 days, Bhopal 47 days.
Year-over-year progress
Ariyalur has improved by 35 AQI points (43.2%) from 2022 to 2024; Bhopal has improved by 39 AQI points (25.5%) over the same window. The worst recorded day for Ariyalur reached AQI 221 at Keelapalur (TNPCB) on 2024-04-07; Bhopal hit AQI 392 at T T Nagar (MPPCB) on 2022-01-06.
Station-level disparity
Ariyalur spans 1 CPCB stations with a 0-point spread (min 51, max 51); Bhopal spans 3 stations with a 18-point spread (min 111, max 129).
Verdict
🏆 Ariyalur has better air quality with an AQI of 11 compared to Bhopal's 54.