Minnesota Administrative Rules
Agency 144 - Health Department
Chapter 4720 - PUBLIC WATER SUPPLIES
WATER HAULERS
Part 4720.4300 - TANK REQUIREMENTS

A. The tank shall be constructed of stainless steel or be lined with glass or other acceptable, corrosion resistant and nontoxic material, with rounded corners and a smooth surface so that the interior may be thoroughly cleaned and sanitized.

B. The system shall be completely closed except for vents which are properly constructed and screened.

C. Caps on inlets and outlets shall be hinged or chained to provide a permanent attachment.

D. The inlets and outlets shall be easy to clean and so located and protected as to minimize the hazard of contamination.

E. Filters shall not be used.

F. The tank shall be filled only from the top.

G. The outlet hose from the tank shall be maintained in a sanitary condition at all times, shall be flushed clean prior to every delivery, and shall not impart any taste or odor to the water.

H. The tank shall be accessible internally, for proper cleaning, disinfection, and inspection.

I. The tank shall never have been used to haul any materials which might have a deleterious effect on health or on the quality of the water being transported. If the tank has been used for transporting any materials other than water, the hauler shall obtain the approval of the commissioner before using the tank to haul water for drinking or domestic use.