Aurangabad vs Shillong
Side-by-side air quality comparison between Aurangabad 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 | Aurangabad | Shillong |
|---|---|---|
| PM2.5(µg/m³) | 17.40 | 17.90 |
| PM10(µg/m³) | 30.90 | 21.40 |
| NO₂(µg/m³) | 11.00 | 3.10 |
| SO₂(µg/m³) | 13.80 | 6.20 |
| O₃(µg/m³) | 38.00 | 118.00 |
| CO(µg/m³) | 166.00 | 304.00 |
CPCB Multi-Year History (2016–2024)
Summary
Overview
In 2024, Aurangabad averaged an AQI of 99 while Shillong averaged 75 — a 24-point (32%) gap, with Aurangabad the more polluted and Shillong the cleaner of the two. On 855 days when both cities reported, Shillong was cleaner on 801 of them; the average daily gap was 76 AQI points.
Seasonality & days
Aurangabad peaks in January, while Shillong peaks in February. Aurangabad logged 0.1% Severe days and 58.3% Good-or-Satisfactory days; Shillong was 0% Severe and 92% Good-or-Satisfactory. Longest clean-air streaks: Aurangabad 46 days, Shillong 113 days.
Year-over-year progress
Aurangabad has improved by 41 AQI points (29.3%) from 2016 to 2024; Shillong has worsened by 41 AQI points (120.6%) over the same window. The worst recorded day for Aurangabad reached AQI 436 at More Chowk Waluj (MPCB) on 2024-09-16; Shillong hit AQI 212 at Lumpyngngad Shillong (PCB) on 2024-02-19.
Station-level disparity
Aurangabad spans 4 CPCB stations with a 87-point spread (min 91, max 178); Shillong spans 2 stations with a 2-point spread (min 42, max 44).
Verdict
🏆 Shillong has better air quality with an AQI of 30 compared to Aurangabad's 31.