Silchar vs Surat
Side-by-side air quality comparison between Silchar 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, Silchar averaged an AQI of 52 while Surat averaged 83 — a 31-point (60%) gap, with Surat the more polluted and Silchar the cleaner of the two. On 523 days when both cities reported, Silchar was cleaner on 438 of them; the average daily gap was 67 AQI points.
Seasonality & days
Silchar peaks in February, while Surat peaks in November. Silchar logged 0% Severe days and 100% Good-or-Satisfactory days; Surat was 0% Severe and 55.9% Good-or-Satisfactory. Longest clean-air streaks: Silchar 87 days, Surat 55 days.
Year-over-year progress
Silchar has worsened by 11 AQI points (26.8%) from 2023 to 2024; Surat has improved by 139 AQI points (62.6%) over the same window. The worst recorded day for Silchar reached AQI 89 at Tarapur (PCBA) on 2023-04-29; Surat hit AQI 384 at Science Center (SMC) on 2023-08-19.
Station-level disparity
Silchar spans 1 CPCB stations with a 0-point spread (min 47, max 47); Surat spans 1 stations with a 0-point spread (min 123, max 123).