Gummidipoondi vs Hapur
Side-by-side air quality comparison between Gummidipoondi and Hapur.
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, Gummidipoondi averaged an AQI of 107 while Hapur averaged 142 — a 35-point (33%) gap, with Hapur the more polluted and Gummidipoondi the cleaner of the two. On 974 days when both cities reported, Gummidipoondi was cleaner on 577 of them; the average daily gap was 76 AQI points.
Seasonality & days
Both cities see their worst air in November on average. Gummidipoondi logged 0% Severe days and 59.1% Good-or-Satisfactory days; Hapur was 1.9% Severe and 36.2% Good-or-Satisfactory. Longest clean-air streaks: Gummidipoondi 49 days, Hapur 55 days.
Year-over-year progress
Gummidipoondi has worsened by 8 AQI points (8.1%) from 2021 to 2024; Hapur has improved by 197 AQI points (58.1%) over the same window. The worst recorded day for Gummidipoondi reached AQI 326 at Anthoni Pillai Nagar (TNPCB) on 2023-12-22; Hapur hit AQI 477 at Anand Vihar (UPPCB) on 2019-10-31.
Station-level disparity
Gummidipoondi spans 1 CPCB stations with a 0-point spread (min 99, max 99); Hapur spans 1 stations with a 0-point spread (min 159, max 159).