[Layout Image: No Content]
Gallaudet Univeristy
Decorative Graphic: No content.

Degrees of Hearing Loss

Hearing loss is measured in decibels (dB). The softest sounds are made at zero dB, and the loudest are 120 dB. Normal speech is around 50 dB.

The table shows the various degrees of hearing loss. Hearing loss is never given in percentages, only in decibels.

Degree of hearing loss Hearing loss range (dB HL)
Normal 0 to 15
Slight 16 to 25
Mild 26 to 40
Moderate 41 to 55
Moderately severe 56 to 70

71 to 90



Back to Hearing Loss Information
Back to Info to Go home page