Kannur vs Samastipur
Side-by-side air quality comparison between Kannur and Samastipur.
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, Kannur averaged an AQI of 65 while Samastipur averaged 134 — a 69-point (106%) gap, with Samastipur the more polluted and Kannur the cleaner of the two. On 573 days when both cities reported, Kannur was cleaner on 534 of them; the average daily gap was 122 AQI points.
Seasonality & days
Kannur peaks in February, while Samastipur peaks in January. Kannur logged 0% Severe days and 92% Good-or-Satisfactory days; Samastipur was 1.4% Severe and 23.400000000000002% Good-or-Satisfactory. Longest clean-air streaks: Kannur 103 days, Samastipur 9 days.
Year-over-year progress
Kannur has worsened by 11 AQI points (20.4%) from 2020 to 2024; Samastipur has improved by 84 AQI points (38.5%) over the same window. The worst recorded day for Kannur reached AQI 258 at Thavakkara Kannur (PCB) on 2021-04-14; Samastipur hit AQI 459 at DM Office Kasipur (BSPCB) on 2023-01-01.
Station-level disparity
Kannur spans 1 CPCB stations with a 0-point spread (min 66, max 66); Samastipur spans 1 stations with a 0-point spread (min 177, max 177).