WAC 246-358-055   Water supply.  The operator must:

     (1) Provide a water system that is:

     (a) Approved as a Group A public water system in compliance with chapter 246-290 WAC if the water system supplies fifteen or more connections or twenty-five or more people at least sixty days per year or provide proof the camp receives water from an approved Group A public water system or provide proof the temporary worker housing receives water from an approved Group A public water system; or

     (b) Approved as a Group B water system in compliance with chapter 246-291 WAC if the water system supplies less than fifteen connections and does not supply twenty-five or more people at least sixty days per year.


Note: A "same farm exemption" applies to a public water system with four or fewer connections all of which serve residences on the same farm. "Same farm" means a parcel of land or series of parcels that are connected by covenants and devoted to the production of livestock or agricultural commodities for commercial purposes and does not qualify as a Group A water system.



Avg. daily population of less than 25 people Avg. daily population of 25 or more people
At least 60 days or more Group B Group A TNC
59 days or less Group B Group B



Note: If a system has fifteen or more connections, regardless of the population, it is a Group A water system.

     (2) Provide an adequate and convenient hot and cold water supply for drinking, cooking, bathing, and laundry purposes.


Note: An "adequate water supply" means the storage capacity of the potable water system must meet the requirements of ASHRAE 1999 Applications Handbook, chapter 48, Water Systems.

     (3) Ensure that the distribution lines are able to maintain the working pressure of the water piping system at not less than fifteen pounds per square inch after allowing for friction and other pressure losses.

     (4) When water is not piped to each dwelling unit, provide cold, potable, running water under pressure within one hundred feet of each dwelling unit.

     (5) When water sources are not available in each individual dwelling unit, provide one or more drinking fountains for each one hundred occupants or fraction thereof. Prohibit the use of common drinking cups or containers from which water is dipped or poured.

     (6) When water is unsafe for drinking purposes and accessible to occupants, post a sign by the source reading "DO NOT DRINK. DO NOT USE FOR WASHING. DO NOT USE FOR PREPARING FOOD." printed in English and in the native language of the persons occupying the housing or marked with easily-understood pictures or symbols.



[Statutory Authority: RCW 70.114A.065 and 70.114A.110. 00-06-082, § 246-358-055, filed 3/1/00, effective 3/1/00. Statutory Authority: RCW 70.54.110. 96-02-014, § 246-358-055, filed 12/21/95, effective 1/1/96; 93-03-032 (Order 326B), § 246-358-055, filed 1/12/93, effective 2/12/93; 92-04-082 (Order 242B), § 246-358-055, filed 2/5/92, effective 3/7/92. Statutory Authority: RCW 43.20.050. 91-02-051 (Order 124B), recodified as § 246-358-055, filed 12/27/90, effective 1/31/91; 88-10-027 (Order 309), § 248-63-055, filed 5/2/88.]