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CAOHC

Occupational Hearing Conservationist


OHC Certification Curriculum

Hearing Conservation

Anatomy, Physiology, and Diseases of the Ear

 Hearing and the Physics of Sound

Federal and State Regulations Related to Occupational NIHL

Audiometer and Testing Environment

Audiometric Techniques and Testing

Audiometric Review and Evaluation

Noise Measurement and Control

Find more information on noise measurement and control in the Noise Measurement Course.

Hearing Protection Device (HPD) Fitting

Counseling and Training

Recordkeeping and Hearing Conservation Team

This page was created with guidance from the American Society for Safety Engineers, American College of Occupational and Environmental Medicine, CAOHC component professional organizations, American Society of Safety Engineers, American Industrial Hygiene Association, American Academy of Audiology, American Speech-Language-Hearing Association, Institute of Noise Control Engineering and American Academy of Otolaryngology-Head & Neck Surgery.