Muzaffarnagar vs Shillong
Side-by-side air quality comparison between Muzaffarnagar and Shillong.
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
Pollutant-level comparison (PM2.5, PM10, O3, NO2, SO2, CO)▾
| Pollutant | Muzaffarnagar | Shillong |
|---|---|---|
| PM2.5(µg/m³) | 56.70 | 20.40 |
| PM10(µg/m³) | 64.50 | 23.70 |
| NO₂(µg/m³) | 28.80 | 4.20 |
| SO₂(µg/m³) | 9.80 | 5.70 |
| O₃(µg/m³) | 39.00 | 99.00 |
| CO(µg/m³) | 1050.00 | 305.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Muzaffarnagar averaged an AQI of 179 while Shillong averaged 75 — a 104-point (139%) gap, with Muzaffarnagar the more polluted and Shillong the cleaner of the two. On 932 days when both cities reported, Shillong was cleaner on 912 of them; the average daily gap was 135 AQI points.
Seasonality & days
Muzaffarnagar peaks in December, while Shillong peaks in February. Muzaffarnagar logged 1.1% Severe days and 24.799999999999997% Good-or-Satisfactory days; Shillong was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Muzaffarnagar 25 days, Shillong 113 days.
Year-over-year progress
Muzaffarnagar has improved by 40 AQI points (18.3%) from 2018 to 2024; Shillong has worsened by 41 AQI points (120.6%) over the same window. The worst recorded day for Muzaffarnagar reached AQI 446 at New Mandi (UPPCB) on 2019-01-02; Shillong hit AQI 212 at Lumpyngngad Shillong (PCB) on 2024-02-19.
Station-level disparity
Muzaffarnagar spans 1 CPCB stations with a 0-point spread (min 183, max 183); Shillong spans 2 stations with a 2-point spread (min 42, max 44).
Verdict
🏆 Shillong has better air quality with an AQI of 34 compared to Muzaffarnagar's 95. That's a significant difference of 61 points.