Noise Pollution Calculator
Calculate noise exposure levels, permissible exposure time, and health risks from noise pollution.
Noise Exposure
20 dB70 dB140 dB
Distance Calculation
Wall: 10-20 dB, Window: 20-30 dB
Noise Level Comparison
Whisper30 dB
Library40 dB
Normal conversation60 dB
Vacuum cleaner70 dB
City traffic80 dB
Lawn mower90 dB
Motorcycle100 dB
Rock concert110 dB
Jet takeoff130 dB
Risk Level
Moderate
Prolonged exposure may cause damage
Permissible Exposure Time
>24 hrs
OSHA Limit (90 dB)
Dose: 6%
>24 hrs
NIOSH Limit (85 dB)
Dose: 3%
Distance Attenuation
70.0 dB
Level at 10m from 90 dB source
Attenuation: 20.0 dB
Health Impact Risks (Chronic Exposure)
Hearing Loss0% risk
Tinnitus0% risk
Stress Response15% risk
Sleep Disturbance50% risk
Cardiovascular0% risk
Environment Standards
85 dB
Daytime Limit
85 dB
Nighttime Limit
Sound Intensity
At 70 dB, sound is 10x more intense than normal conversation (60 dB).