The title of the "Loudest Stadium" is often attributed to CenturyLink Field in Seattle, Washington. This stadium, home to the Seattle Seahawks of the NFL, has recorded noise levels exceeding 137 decibels during games. The intense sound is generated by passionate fans, creating an electrifying atmosphere that can impact the performance of opposing teams. Another contender for this title is Arrowhead Stadium in Kansas City, Missouri, where the Kansas City Chiefs play. It has also reached similar noise levels, particularly during crucial moments of games. Both stadiums showcase the power of fan engagement in sports, making them iconic venues in American football.