CAOHC-Approved Occupational Hearing Conservation Training Refresher - Midwest Center for Occupational Health and Safety Education and Research Center

CAOHC-Approved Occupational Hearing Conservation Training Refresher


MCOHS Continuing Education

8:00 am - 5:15 pm

University Office Plaza

2221 University Avenue SE, Suite 114/116 Minneapolis, MN 55414


Stay current and above the crowd! This one-day course will qualify those holding a current CAOHC (Council for Accreditation of Occupational Hearing Conservation) certification for recertification. All participants will have ample opportunity to hone their skills by practicing hearing testing utilizing a variety of audiometry equipment with one-on-one instruction from the faculty.

The registration fee of $325.00 includes handouts, processing of your exam, recertification application to CAOHC, and CEU certificate.

All exams are now conducted online while in the classroom. Participants will need to bring their own laptop computer for testing.

This is a CAOHC-Approved course.




  • MCOHS Continuing Education Units (CEUs): 0.8 CEUs
  • Meets the Minnesota Board of Nursing continuing education requirements for 9.6 (50 Minute) contact hours.
  • Meets the criteria for Continuance of Certification (COC) as specified by the Board of Certified Safety Professionals (BCSP).



  • Demonstrate proficiency in pure tone hearing threshold testing techniques on manual and microprocessor audiometers
  • Describe basic ear anatomy/physiology as well as how to perform an otoscopic exam
  • List parameters of sound as they relate to hearing testing
  • List various aspects of industrial hearing conservation programs, employee education, and federal and state regulations
  • Review updated information regarding current instrumentation and products



The following guidelines have been instituted to maintain the safety of all students and faculty attending in-person courses:

  • All students and faculty must wear a mask (covering both nose and mouth) while inside the building.
  • Temperature checks will be conducted daily prior to entering the classroom.
  • Students are asked to reschedule their course if they are not feeling well or have been exposed to someone who has tested positive for COVID-19 in the last 10 days.
  • Students will be assigned seats spaced 6 feet apart from each other and from instructors.
  • Instructional activities have been adapted to maintain a safe distance throughout the course.
  • Food and drink are not to be consumed in the classroom; ample break time will be allowed throughout the course for students to leave the classroom. Additionally, a 1 hour lunch period is provided to allow students to leave the building to eat. Plan to bring a lunch or visit a nearby restaurant (many located within walking distance).
  • Persons unwilling or unable to follow the above guidelines will be asked to leave the class and reschedule for a future date. Refunds will not be provided in this case.