







Both COSHH monitoring and health surveillance are requirements under the COSHH Regulations 2002, but they serve different purposes.
Feature | COSHH Monitoring | Health Surveillance |
---|---|---|
Focus | Exposure levels in the environment | Workers' physical health |
Method | Air sampling and measurements | Medical checks or screenings |
Goal | Ensure controls keep exposure below limits | Detect early signs of ill health |
Trigger | Use of hazardous substances with WELs or uncertain control | Use of substances known to harm health (e.g. sensitizers, carcinogens) |