Loudest World Records  

Mike Wilde's burp reached a noise level of 130.7 decibels.

Luca Z. let out a whistle that was 145.2 decibels.

During his TEDx Brooklyn talk, RecordSetter CEO Dan Rollman led attendees in setting a record for the Loudest Charity Scream. The group collectively generated a scream that reached 108 decibels, raising $2,700 for the St. Baldrick's Foundation. Rollman had raised $25/decibel in advance of his talk.

Kristian Foy’s scream of “It’s Christmas!” reached 105 decibels. Foy set the record in homage to Noddy Holder’s line from Slade’s "Merry Christmas Everybody[]".

Ryan led members of Revolution Ministries at Lenexa Baptist Church in chanting "I Believe That We Will Win." The chant reached a decibel level of 109.5.

This record was set as part of Prius Records, a two-day event streamed live on the Internet. In a 48-hour period, URDB officials adjudicated 200 Prius-related world records. This was the most records ever documented in a 48-hour window, a world record in and of itself. The event took place in Los Angeles, California on March 30th and 31st, 2011. See all the records set at the event here.