Decibel Level Comparison Chart
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1Decibel Level Comparison Chart
Environmental Noise
dBA
Jet engine at 100’
140
125
Pain Begins
Pneumatic chipper at ear
120
Chain saw at 3’
110
Power mower
107
Subway train at 200’
95
Walkman on 5/10
94
Level at which sustained
80-90
exposure may result in hearing
loss
City Traffic
85
Telephone dial tone
80
Chamber music, in a small
75-85
auditorium
Vacuum cleaner
75
Normal conversation
60-70
Business Office
60-65
Household refrigerator
55
Suburban area at night
40
Whisper
25
Quiet natural area with no wind
20
Threshold of hearing
0
Note: dBA = Decibels, A weighted
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Parent category: Education