Koppal vs Siliguri
Side-by-side air quality comparison between Koppal and Siliguri.
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 Siliguri averaged 81 — a 16-point (25%) gap, with Siliguri the more polluted and Koppal the cleaner of the two. On 818 days when both cities reported, Koppal was cleaner on 519 of them; the average daily gap was 47 AQI points.
Seasonality & days
Both cities see their worst air in February on average. Koppal logged 0% Severe days and 85.5% Good-or-Satisfactory days; Siliguri was 0.1% Severe and 61.8% Good-or-Satisfactory. Longest clean-air streaks: Koppal 47 days, Siliguri 180 days.
Year-over-year progress
Koppal has improved by 31 AQI points (32.3%) from 2020 to 2024; Siliguri has improved by 39 AQI points (32.5%) over the same window. The worst recorded day for Koppal reached AQI 384 at Diwator Nagar (KSPCB) on 2023-02-16; Siliguri hit AQI 415 at Ward-32 Bapupara (WBPCB) on 2018-02-08.
Station-level disparity
Koppal spans 1 CPCB stations with a 0-point spread (min 70, max 70); Siliguri spans 1 stations with a 0-point spread (min 107, max 107).