Bāghpat vs Kolkata
Side-by-side air quality comparison between Bāghpat and Kolkata.
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, Bāghpat averaged an AQI of 141 while Kolkata averaged 101 — a 40-point (40%) gap, with Bāghpat the more polluted and Kolkata the cleaner of the two. On 1666 days when both cities reported, Kolkata was cleaner on 1049 of them; the average daily gap was 76 AQI points.
Seasonality & days
Bāghpat peaks in November, while Kolkata peaks in January. Bāghpat logged 3.3% Severe days and 26.200000000000003% Good-or-Satisfactory days; Kolkata was 1% Severe and 47.800000000000004% Good-or-Satisfactory. Longest clean-air streaks: Bāghpat 46 days, Kolkata 75 days.
Year-over-year progress
Bāghpat has improved by 99 AQI points (41.2%) from 2018 to 2024; Kolkata has improved by 76 AQI points (42.9%) over the same window. The worst recorded day for Bāghpat reached AQI 500 at New Collectorate (UPPCB) on 2018-07-28; Kolkata hit AQI 453 at Rabindra Bharati University (WBPCB) on 2019-01-23.
Station-level disparity
Bāghpat spans 2 CPCB stations with a 66-point spread (min 148, max 214); Kolkata spans 7 stations with a 56-point spread (min 95, max 151).