Washington Occupational Disease Work History is a record of a worker's history of exposure to hazardous materials or conditions of their workplace in Washington State. This record includes the types of hazardous materials and conditions to which the worker has been exposed and the duration of the exposure. It also includes any medical evaluations or treatments the worker has undergone due to the occupational hazard. There are two types of Washington Occupational Disease Work History: cumulative and limited. The cumulative record is a detailed record of all the worker's occupational exposures, and the limited record is a brief description of the worker's most recent exposure. Both records are used to document a worker's potential for developing an occupational illness or injury.




