1. (1) You must mark water outlets that are not fit for drinking (nonpotable), such as those used for industrial processes or firefighting, so they will not be used for:

   1. (a) Drinking.
   2. (b) Washing themselves, except in emergencies.
   3. (c) Cooking.
   4. (d) Washing food, eating utensils, or clothing.

2. (2) You must prohibit the use of nonpotable water containing substances that could create unsafe conditions such as:

   1. (a) Concentrations of chemicals, such as lead or chlorine.

   2. (b) Fecal coliform bacteria.

      Note:	As long as the nonpotable water is free of substances that could create unsafe conditions, the water can be used for cleaning both:
      	–Work premises used for activities other than food preparation or processing; and
      	–Personal service rooms, such as bathrooms.

      Reference:

      You may need to follow additional requirements for emergency washing facilities. See WAC 296-800-150 First aid, for more information.

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[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, and 49.17.060. WSR 18-22-116, § 296-800-23010, filed 11/6/18, effective 12/7/18; WSR 03-18-090, § 296-800-23010, filed 9/2/03, effective 11/1/03. Statutory Authority: RCW 49.17.010, [49.17].040, and [49.17].050. WSR 02-16-047, § 296-800-23010, filed 8/1/02, effective 10/1/02; WSR 01-23-060, § 296-800-23010, filed 11/20/01, effective 12/1/01; WSR 01-11-038, § 296-800-23010, filed 5/9/01, effective 9/1/01.]