1. (1) You must establish and keep complete and accurate records for all exposure monitoring conducted under this chapter. Make sure the record includes, at least:

   1. (a) The name, Social Security number or other unique identifier, and job classification of the employee sampled and all other employees represented by the sampled employee.
   2. (b) A description of the methods used to obtain exposure monitoring results and evidence of the method's accuracy.
   3. (c) A description of the procedure used to obtain representative employee exposure monitoring results.
   4. (d) The date, number, duration, location, and the result of each sample taken.

   5. (e) Any environmental conditions that could affect exposure concentration measurements.

      Note:

      It's useful to record any personal protective equipment worn by the employee in addition to the type of respirator worn.

2. (2) You must keep exposure monitoring records for at least thirty years.

   Reference:	1. To see additional requirements for employee exposure records including access and transfer requirements, go to another chapter, Employee medical and exposure records, chapter 296-802 WAC.
   	2. Exposure monitoring records need to be kept longer than thirty years for employees participating in medical monitoring. Go to Medical records, WAC 296-848-30080, found within this chapter.

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 18-22-116, § 296-848-20090, filed 11/6/18, effective 12/7/18; WSR 05-01-173, § 296-848-20090, filed 12/21/04, effective 5/1/05.]