NFL Network - Average decibel levels for 4th of July & The Kansas City Chiefs home games (Guinness Record): 150 dB = fireworks at 3 feet 142.2 dB = Arrowhead Stadium | Facebook
NFL Blitz: Arrowhead is world's loudest stadium, JJ Watt scores again, Bill Belichick smiles, Brad Wing's epic fail
Stadium Football Noise Makers for Football, Basketball, Soccer, and Baseball | Cow Bells | Horns | Hand Clappers | Thundersticks | Perfect Imprints
How to CHEER THE LOUDEST using SCIENCE! : r/KansasCityChiefs
Seattle Seahawks fans set record for stadium noise – Twin Cities
Cowbells have gotten louder at Mississippi State's Davis Wade Stadium - Sports Illustrated
25 Loudest College Football Stadiums
The loudest P5 stadiums in college football entering the 2021 season | SEC Rant