Measure the exposure, not just the annoyance
Noise can make a healthcare workspace difficult to use, but a report that an area is “too loud” does not by itself establish the risk of occupational hearing loss. NIOSH explains that risk depends on sound level, exposure duration, and how often exposure is repeated.
A useful assessment identifies the source, task, location, and time exposed. Equipment, nearby work, and movement between areas can all matter. Staff observations can help a qualified safety professional decide what to measure.
Understand the NIOSH recommendation
NIOSH recommends limiting occupational noise exposure to an average of 85 A-weighted decibels, or dBA, over an eight-hour workday. Its recommended exposure duration halves for each 3 dBA increase.
For illustration, that relationship gives four hours at 88 dBA and two hours at 91 dBA for a steady exposure. These are examples of the NIOSH recommendation, not guarantees that every exposure below a number is harmless. Mixed exposures and longer shifts need an appropriate assessment.
Do not label the NIOSH recommended limit as an OSHA compliance determination. Employers must check the applicable regulatory requirements separately.
Start with the source
NIOSH's prevention approach includes removing a noise source where possible, choosing a quieter alternative, and using engineering controls such as barriers or isolation.
A practical review might ask whether an unusually noisy device needs maintenance, whether noisy work can be separated from occupied areas, or whether equipment purchasing should include noise performance. The best option depends on the work and cannot be chosen from a decibel number alone.
In a clinical setting, changes must preserve necessary communication and safety functions. A complaint about an alarm should enter the facility's clinical equipment and alarm-management process; it is not permission to disable or arbitrarily lower the alarm.
Choose protection for the job
When hearing protection is needed, its fit, actual noise reduction, comfort, and compatibility with other equipment matter. NIOSH notes that laboratory package ratings do not necessarily describe the protection a worker receives in practice.
NIOSH also warns that excessive sound reduction can make communication difficult and encourage workers to remove protection. The safety team should consider the task's communication needs when choosing an appropriate device.
Ordinary music headphones should not be assumed to provide the protection selected by an occupational hearing-conservation program.
Report a concrete concern
Describe when and where the noise occurs, what equipment is involved, and whether staff have difficulty communicating or notice hearing symptoms. Do not wait for several coworkers to report the same problem before raising a concern.
The response may involve measurement, equipment review, exposure controls, or occupational-health evaluation. Keep those steps distinct: a quieter room, a hearing test, and correctly fitted protection answer different parts of the problem.
For broader equipment and workflow assessment, see ergonomics for nurses.
Sources
- NIOSH: Noise-Induced Hearing Loss (accessed 2026-09-17).
- NIOSH: Three Tips for Choosing the Right Hearing Protector (accessed 2026-09-17).