Gorakhpur vs Salem
Side-by-side air quality comparison between Gorakhpur and Salem.
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, Gorakhpur averaged an AQI of 109 while Salem averaged 68 — a 41-point (60%) gap, with Gorakhpur the more polluted and Salem the cleaner of the two. On 370 days when both cities reported, Salem was cleaner on 285 of them; the average daily gap was 49 AQI points.
Seasonality & days
Gorakhpur peaks in November, while Salem peaks in April. Gorakhpur logged 0% Severe days and 57.099999999999994% Good-or-Satisfactory days; Salem was 0% Severe and 87.1% Good-or-Satisfactory. Longest clean-air streaks: Gorakhpur 62 days, Salem 17 days.
Year-over-year progress
Gorakhpur has worsened by 7 AQI points (6.9%) from 2021 to 2024; Salem has improved by 5 AQI points (6.8%) over the same window. The worst recorded day for Gorakhpur reached AQI 393 at Madan Mohan Malaviya University of Technology (UPPCB) on 2021-11-09; Salem hit AQI 214 at Sona College of Technology (TNPCB) on 2024-01-15.
Station-level disparity
Gorakhpur spans 1 CPCB stations with a 0-point spread (min 99, max 99); Salem spans 1 stations with a 0-point spread (min 73, max 73).