Muzaffarnagar vs Salem
Side-by-side air quality comparison between Muzaffarnagar 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, Muzaffarnagar averaged an AQI of 179 while Salem averaged 68 — a 111-point (163%) gap, with Muzaffarnagar the more polluted and Salem the cleaner of the two. On 358 days when both cities reported, Salem was cleaner on 334 of them; the average daily gap was 126 AQI points.
Seasonality & days
Muzaffarnagar peaks in December, while Salem peaks in April. Muzaffarnagar logged 1.1% Severe days and 24.799999999999997% Good-or-Satisfactory days; Salem was 0% Severe and 87.1% Good-or-Satisfactory. Longest clean-air streaks: Muzaffarnagar 25 days, Salem 17 days.
Year-over-year progress
Muzaffarnagar has improved by 40 AQI points (18.3%) from 2018 to 2024; Salem has improved by 5 AQI points (6.8%) over the same window. The worst recorded day for Muzaffarnagar reached AQI 446 at New Mandi (UPPCB) on 2019-01-02; Salem hit AQI 214 at Sona College of Technology (TNPCB) on 2024-01-15.
Station-level disparity
Muzaffarnagar spans 1 CPCB stations with a 0-point spread (min 183, max 183); Salem spans 1 stations with a 0-point spread (min 73, max 73).