Supply of water to milkhouse.

1. Water under pressure must be piped into the milkhouse. Water for the milkhouse and milking operations must be obtained from a supply which is properly located, protected and operated and is easily accessible, adequate for milking and of a safe and sanitary quality. 2. No well casing or water system equipment may be located below ground level. Supplies of potable and nonpotable water may not be cross-connected. 3. Bacteriological examination of water supplies to dairies which produce certified milk must be made at equal intervals at least 3 times per year. 4. Water which is used for recirculation in plate or tubular coolers must be obtained from a safe source and tested semiannually and must conform to the bacteriological standards for potable water.