 Arrowhead has been called one of the world's finest stadiums and has long held a reputation for being one of the toughest and loudest outdoor stadiums for opposing players to play in.All noise is directly attributed to its fans and was once measured at 116 decibels by the Acoustical Design Group of Mission, Kansas.By way of comparison, take-off of aircraft may lead to a sound level of 106 decibels at the ground.