Aizawl vs Koppal
Side-by-side air quality comparison between Aizawl and Koppal.
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 | Aizawl | Koppal |
|---|---|---|
| PM2.5(µg/m³) | 30.30 | 5.70 |
| PM10(µg/m³) | 39.70 | 8.70 |
| NO₂(µg/m³) | 8.00 | 7.50 |
| SO₂(µg/m³) | 3.30 | 1.30 |
| O₃(µg/m³) | 48.00 | 35.00 |
| CO(µg/m³) | 254.00 | 145.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aizawl averaged an AQI of 46 while Koppal averaged 65 — a 19-point (41%) gap, with Koppal the more polluted and Aizawl the cleaner of the two. On 1057 days when both cities reported, Aizawl was cleaner on 839 of them; the average daily gap was 37 AQI points.
Seasonality & days
Aizawl peaks in March, while Koppal peaks in February. Aizawl logged 0% Severe days and 94.2% Good-or-Satisfactory days; Koppal was 0% Severe and 85.5% Good-or-Satisfactory. Longest clean-air streaks: Aizawl 76 days, Koppal 47 days.
Year-over-year progress
Aizawl has worsened by 16 AQI points (53.3%) from 2020 to 2024; Koppal has improved by 31 AQI points (32.3%) over the same window. The worst recorded day for Aizawl reached AQI 208 at Sikulpuikawn Aizawl (PCB) on 2021-01-20; Koppal hit AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16.
Station-level disparity
Aizawl spans 1 CPCB stations with a 0-point spread (min 43, max 43); Koppal spans 1 stations with a 0-point spread (min 70, max 70).
Verdict
🏆 Koppal has better air quality with an AQI of 10 compared to Aizawl's 51.