- Who
- Alpaslan Durmuş
- What
- 118 decibel(s) (C-weighted)
- Where
- Türkiye (Istanbul)
- When
The loudest vocal bass note is 117 dB(C) and was achieved by Alpaslan Durmuş (Turkey), at the Kipdaş Mühendislik, Instanbul, Turkey, on 29 February 2016.
The measurement was taken from a distance of 2.5 metres and the note was required to be an A2 or lower.
