Koppal vs Siwan
Side-by-side air quality comparison between Koppal and Siwan.
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
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Koppal averaged an AQI of 65 while Siwan averaged 148 — a 83-point (128%) gap, with Siwan the more polluted and Koppal the cleaner of the two. On 636 days when both cities reported, Koppal was cleaner on 588 of them; the average daily gap was 134 AQI points.
Seasonality & days
Koppal peaks in February, while Siwan peaks in January. Koppal logged 0% Severe days and 85.5% Good-or-Satisfactory days; Siwan was 5.2% Severe and 17.7% Good-or-Satisfactory. Longest clean-air streaks: Koppal 47 days, Siwan 13 days.
Year-over-year progress
Koppal has improved by 31 AQI points (32.3%) from 2020 to 2024; Siwan has improved by 184 AQI points (55.4%) over the same window. The worst recorded day for Koppal reached AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16; Siwan hit AQI 488 at Chitragupta Nagar (BSPCB) on 2022-12-30.
Station-level disparity
Koppal spans 1 CPCB stations with a 0-point spread (min 70, max 70); Siwan spans 1 stations with a 0-point spread (min 197, max 197).