Source of sound
|
Sound pressure level (dB)
|
Shockwave (distorted sound waves > 1 atm; waveform valleys are clipped at zero pressure)
|
>194 dB
|
Theoretical limit for undistorted sound at 1 atmosphere environmental pressure
|
~194.094 dB
|
Stun grenades
|
170 - 180 dB
|
Rocket launch equipment acoustic tests
|
~165 dB
|
Simple open-ended thermoacoustic device[6]
|
176 dB
|
.30-06 rifle being fired 1 m to shooter's side
|
171 dB (peak)
|
M1 Garand rifle being fired at 1 m
|
168 dB
|
Jet engine at 30 m
|
150 dB
|
Threshold of pain
|
130 dB
|
Vuvuzela horn at 1 m
|
120 dB
|
Hearing damage (possible)
|
approx. 120 dB
|
Jet engine at 100 m
|
110 - 140 dB
|
Jack hammer at 1 m
|
approx. 100 dB
|
Traffic on a busy roadway at 10 m
|
80 - 90 dB
|
Hearing damage (over long-term exposure, need not be continuous)
|
85 dB[8]
|
Passenger car at 10 m
|
60 - 80 dB
|
EPA-identified maximum to protect against hearing loss and other disruptive effects from noise, such as sleep disturbance, stress, learning detriment, etc.
|
70 dB
|
Handheld electric mixer
|
65 dB
|
TV (set at home level) at 1 m
|
approx. 60 dB
|
Washing machine, dish washer
|
50-53 dB
|
Normal conversation at 1 m
|
40 - 60 dB
|
Very calm room
|
20 - 30 dB
|
Light leaf rustling, calm breathing
|
10 dB
|
Auditory threshold at 1 kHz
|
0 dB
|