(1) Waters for public bathing areas shall be of the best chemical and bacterial quality available.
(a) In passing on the quality of water, consideration shall be given to the results of chemical and physical analyses of the water, the results of bacteriological analyses and information obtained by a sanitary survey of sources of pollution, consideration of flow, currents and other conditions which may adversely affect the water quality.
(b) Waters approved safe for bathing shall meet the following criteria:
(i) The sanitary survey shall find the area free of domestic or industrial wastes and potential health or safety hazards.
(ii) Bathing waters shall be of such chemical, physical and bacteriological quality so as not to endanger the health of the bathers during periods that the public bathing place is open for use.