How loud is too loud?
Sounds are considered harmful when they exceed 85 dB SPL, which is similar to the loudness of heavy traffic. Sound levels can soar to harmful levels in our everyday lives more often than you might think. Here are some noise comparisons (in dB SPL) for reference to help you limit your exposure to loud noises and thereby prevent hearing loss:
- Normal conversation: 60 dB
- Busy street: 75-85 dB
- Lawn mower: 90 dB
- Chainsaw: 100-120 dB
- Heavy truck at seven meters' distance: 100 dB
- Loud music playing on a smartphone: 112 dB
- Loud car horn: 110 dB
- Rock concert: 120 dB
- Ambulance siren: 120 dB
- Jet engine: 140 dB