Decibel Chart: How Loud Are Everyday Sounds?
A decibel chart of everyday sounds from 0 to 140 dB — whispers, conversation, traffic, concerts and gunshots — with safe exposure times and when noise starts damaging hearing.
Blog
Guides on sound and noise: decibel charts, safe listening levels, how loud everyday things really are, and how to measure sound with the device you already own.
How Loud Is 50 Decibels? Real Examples of 50 dB
What 50 decibels sounds like in real life: moderate rainfall, a quiet office, a humming fridge. Whether 50 dB is loud, safe for sleep, and how to measure it yourself.
How Loud Is 60 Decibels? Real Examples of 60 dB
What 60 decibels sounds like: normal conversation, a dishwasher, background music. Whether 60 dB is loud, how long it is safe, and how to check it with your phone.
How Loud Is 85 Decibels? Why 85 dB Is the Safety Limit
What 85 decibels sounds like — heavy traffic, a blender, a noisy restaurant — and why 85 dB is the level where hearing damage begins after 8 hours of exposure.
How Many Decibels Is Too Loud? Safe Noise Levels Explained
Safe decibel levels for humans, NIOSH and OSHA exposure limits, how long you can listen at each volume, and the levels that put your hearing at risk.
What Is a Decibel? The dB Scale Explained Simply
What a decibel measures, why the dB scale is logarithmic, what dBA and dBC weighting mean, and how a 10 dB increase doubles perceived loudness.
How to Measure Decibels With Your Phone or Browser
Step-by-step guide to measuring sound levels with the microphone you already own — no app needed — plus how accurate phone readings are and how to calibrate them.
Classroom Noise Level Monitor: Free Online Meter for Teachers
How to monitor classroom noise with a free online meter on the projector: ideal dB ranges for group work and tests, plus routines that keep the room workable.
How Loud Is a Gunshot? Decibel Levels of Extreme Sounds
Gunshots reach 140 to 175 dB — instant hearing damage territory. How they compare to concerts, jet engines, train horns and the loudest sounds ever recorded.