Noise Exposure

36 Million Americans report some degree of hearing loss Hearing loss is typically a slow progressive impairment that occurs with prolonged loud noise exposure and also natural aging over the course of many years. Extremely loud sudden impact sounds can cause permanent damage immediately. 100% of Noise Induced Hearing Loss is preventable by practicing smart auditory health and wearing hearing protection with all loud noise exposure.

Deadly Decibels (dB)

85 – Minor Hearing Damage Begins
90 – Average Sports Car At Full Throttle
127 – Tinnitus Begins (Ringing In The Ear)
141 – Nausea Can Occur
145 – Vision Blurs
147 – F1 Racer at 15K RPM
150 – Chest Compression Makes Breathing Difficult
153 – Difficulty Swallowing
163 – NHRA Top Fuel Dragster
195 – Ear Drums Rupture
202 – Shockwave Causes Death

OSHA Permissible Daily Noise Exposure Limits

This table is the OSHA mandated statistics for permissible noise exposure limits in or around an employer’s workplace or job site.

Duration/Day in Hours Sound level dBA Slow Response
8 85
6 92
4 95
3 97
2 100
1.5 102
1 105
0.5 110
0.25 115

* Impulse or Impact Noise should never exceed 140dB spl

Wind Noise Facts
Speed SPL
62 MPH 94dB
75 MPH 98dB
87 MPH 102dB

¹ U.S. Centers for Disease Control