Koppal vs Surat
Side-by-side air quality comparison between Koppal and Surat.
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 | Koppal | Surat |
|---|---|---|
| PM2.5(µg/m³) | 5.70 | 23.90 |
| PM10(µg/m³) | 8.70 | 45.10 |
| NO₂(µg/m³) | 7.50 | 22.90 |
| SO₂(µg/m³) | 1.30 | 38.50 |
| O₃(µg/m³) | 35.00 | 33.00 |
| CO(µg/m³) | 145.00 | 249.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Koppal averaged an AQI of 65 while Surat averaged 83 — a 18-point (28%) gap, with Surat the more polluted and Koppal the cleaner of the two. On 491 days when both cities reported, Koppal was cleaner on 352 of them; the average daily gap was 74 AQI points.
Seasonality & days
Koppal peaks in February, while Surat peaks in November. Koppal logged 0% Severe days and 85.5% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Koppal 47 days, Surat 55 days.
Year-over-year progress
Koppal has improved by 31 AQI points (32.3%) from 2020 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Koppal reached AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Koppal spans 1 CPCB stations with a 0-point spread (min 70, max 70); Surat spans 1 stations with a 0-point spread (min 123, max 123).
Verdict
🏆 Koppal has better air quality with an AQI of 10 compared to Surat's 45.