How loud is too loud? Permanent hearing loss can occur after prolonged exposure to noise over 85 decibels (dB). Here are some examples of sound levels you experience every day.
Jet engines (near) - 140dB Jet takeoff (10-200 feet) - 130dB Jet flyover (1,000 feet) - 103 dB Rock concert (varies) - 110 - 140 dB Thunderclap (near) - 120 dB Stereos (over 100 watts) - 110 - 125 dB Power Saw - 110 dB Jackhammer - 110 dB Garbage truck - 100 dB Subway, motorcycle (25 feet) - 90dB Lawnmower - 85-90 dB Average city traffic - 80 dB Normal Conversation - 50 -65 dB A refrigerator - 40 dB A whisper - 30 dB Rustling leaves - 20 dB