a) Drinking water; general.

An adequate supply of potable water shall be provided for drinking purposes in each surface installation, and at each surface worksite of the mine.

b) Drinking water; quality.

1. 1) Potable water provided in accordance with the provisions of Section 220.220(a) shall meet all the applicable minimum health requirements for drinking water established by the State of Illinois and the local government in which the mine is located.
2. 2) The Department shall take spot samples of the drinking water from different locations in the mine each month to insure potability.

c) Drinking water; distribution.

1. 1) Water shall be piped or transported in sanitary containers. Water systems and appurtenances thereto shall be constructed and maintained in accordance with all applicable State of Illinois and local government requirements. Where no such requirements are applicable, water systems and appurtenances shall be constructed and maintained in accordance with all the applicable requirements of the most recent National Plumbing Code, which is hereby incorporated by reference and made a part hereof.
2. 2) Water transported to the site shall be carried, stored and otherwise protected in sanitary containers constructed of smooth, impervious, heavy gauge, corrosion resistant materials. The containers shall be marked with the words "Drinking Water".

d) Drinking water; dispensing requirements.

1. 1) Water shall be dispensed through a drinking fountain or from a water storage container with an adequate supply of single service cups stored in a clean sanitary manner. Water shall not be dipped from inside water storage containers. Use of a common drinking cup is prohibited.
2. 2) Water containers shall remain sealed at all times during use and shall not be refilled with water for reuse without first being cleaned and disinfected with the use of heat or sanitizers.
3. 3) Drinking fountains from which water is dispensed shall be thoroughly cleaned once (1) each week, and maintained at all times in a clean and sanitary manner.
4. 4) Ice used for cooling drinking water shall not be immersed or in direct contact with water to be cooled, unless it has been handled in a sanitary manner and unless the ice is made from the same source as the drinking water or from water of a quality equal to the source of the drinking water.