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How Loud Is Too Loud on the Farm?Sound is measured in decibels (dB). Sounds at or above 85 dBA* can cause hearing loss. The louder the sound, the quicker it can damage your hearing. *dBA = A-weighted decibels
2 m
inut
es a
t 110
dBA
ca
n da
mag
e yo
ur h
earin
g.
140–170 dBAShooting sports, or fireworks
77–115 dBA Chainsaw
14 m
inut
es a
t 100
dBA
ca
n da
mag
e yo
ur h
earin
g.
85–107 dBA Pig squeals
82–100 dBAGrain dryer, grain auger, or tractor with no cab
8 ho
urs a
t 85
dBA
can
dam
age
your
hea
ring.
87–98 dBAWoodshop
76–87 dBATractor with a closed cab
At o
r bel
ow 7
0 dB
A, s
ound
s are
ge
nera
lly c
onsi
dere
d sa
fe.
60–70 dBA Normal conversation, or hens clucking
30 dBA Whisper
Why Protect Your Hearing?Noise-induced hearing loss:• Can build over time.• Is permanent.• Is preventable.
How to Protect Your Hearing:• Lower the volume.• Move away from
the noise.• Wear hearing protectors,
such as earplugs or earmuffs.
U.S. DEPARTMENT OF HEALTHAND HUMAN SERVICESNational Institutes of HealthNational Institute on Deafness andOther Communication Disorders
NIH Publication No. 20-DC-6431November 2019
It’s a Noisy Planet. Protect Their Hearing.® and the Noisy Planet logo are registered trademarks of the U.S. Department of Health and Human Services.
Sources: The Noise NavigatorTM Sound Level Database and CDC’s National Center for Environmental Health
Toll-free voice: (800) 241-1044
https://www.noisyplanet.nidcd.nih.gov
®
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