Chapra vs Surat
Side-by-side air quality comparison between Chapra and Surat.
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, Chapra averaged an AQI of 149 while Surat averaged 83 — a 66-point (80%) gap, with Chapra the more polluted and Surat the cleaner of the two. On 521 days when both cities reported, Surat was cleaner on 403 of them; the average daily gap was 108 AQI points.
Seasonality & days
Chapra peaks in January, while Surat peaks in November. Chapra logged 2.4% Severe days and 26.8% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Chapra 14 days, Surat 55 days.
Year-over-year progress
Chapra has improved by 181 AQI points (54.8%) from 2021 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Chapra reached AQI 452 at Darshan Nagar (BSPCB) on 2022-12-20; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Chapra spans 1 CPCB stations with a 0-point spread (min 195, max 195); Surat spans 1 stations with a 0-point spread (min 123, max 123).