Amarāvati vs Coimbatore
Side-by-side air quality comparison between Amarāvati and Coimbatore.
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 | Amarāvati | Coimbatore |
|---|---|---|
| PM2.5(µg/m³) | 19.70 | 2.50 |
| PM10(µg/m³) | 21.60 | 3.00 |
| NO₂(µg/m³) | 11.60 | 4.60 |
| SO₂(µg/m³) | 4.90 | 2.00 |
| O₃(µg/m³) | 65.00 | 40.00 |
| CO(µg/m³) | 229.00 | 163.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Amarāvati averaged an AQI of 63 while Coimbatore averaged 66 — a 3-point (5%) gap, with Coimbatore the more polluted and Amarāvati the cleaner of the two. On 932 days when both cities reported, Amarāvati was cleaner on 523 of them; the average daily gap was 28 AQI points.
Seasonality & days
Amarāvati peaks in December, while Coimbatore peaks in November. Amarāvati logged 0% Severe days and 78.5% Good-or-Satisfactory days; Coimbatore was 0% Severe and 90.5% Good-or-Satisfactory. Longest clean-air streaks: Amarāvati 92 days, Coimbatore 32 days.
Year-over-year progress
Amarāvati has improved by 126 AQI points (66.7%) from 2017 to 2024; Coimbatore has improved by 5 AQI points (7%) over the same window. The worst recorded day for Amarāvati reached AQI 307 at Secretariat (APPCB) on 2020-12-28; Coimbatore hit AQI 279 at SIDCO Kurichi (TNPCB) on 2024-09-28.
Station-level disparity
Amarāvati spans 1 CPCB stations with a 0-point spread (min 74, max 74); Coimbatore spans 2 stations with a 1-point spread (min 63, max 64).
Verdict
🏆 Coimbatore has better air quality with an AQI of 4 compared to Amarāvati's 33.