Hapur vs Silchar
Side-by-side air quality comparison between Hapur and Silchar.
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, Hapur averaged an AQI of 142 while Silchar averaged 52 — a 90-point (173%) gap, with Hapur the more polluted and Silchar the cleaner of the two. On 656 days when both cities reported, Silchar was cleaner on 567 of them; the average daily gap was 87 AQI points.
Seasonality & days
Hapur peaks in November, while Silchar peaks in February. Hapur logged 1.9% Severe days and 36.2% Good-or-Satisfactory days; Silchar was 0% Severe and 100% Good-or-Satisfactory. Longest clean-air streaks: Hapur 55 days, Silchar 87 days.
Year-over-year progress
Hapur has improved by 197 AQI points (58.1%) from 2018 to 2024; Silchar has worsened by 11 AQI points (26.8%) over the same window. The worst recorded day for Hapur reached AQI 477 at Anand Vihar (UPPCB) on 2019-10-31; Silchar hit AQI 89 at Tarapur (PCBA) on 2023-04-29.
Station-level disparity
Hapur spans 1 CPCB stations with a 0-point spread (min 159, max 159); Silchar spans 1 stations with a 0-point spread (min 47, max 47).