Determination and directive
 7. (1) A public health inspector shall make a determination in respect to what requirements must be followed and actions that must be taken by the owners and operators of individual small drinking water systems based upon an initial risk assessment conducted on each small drinking water system that is located within his or her health unit.  O. Reg. 319/08, s. 7 (1). (2) A risk assessment mentioned in subsection (1) shall be conducted by a public health inspector with the assistance, where such assistance is considered to be necessary in the opinion of the medical officer of health of the health unit where the small drinking water system is located, of a person mentioned in subsection (3).  O. Reg. 319/08, s. 7 (2). (3) A medical officer of health may give directions to persons whose services are engaged by the board of health of the health unit served by the medical officer of health or to agents of that board for the purposes of having the persons assist the public health inspector with the conducting of a risk assessment under subsection (1).  O. Reg. 319/08, s. 7 (3). (4) Where the public health inspector has conducted an initial risk assessment under subsection (2) he or she shall determine what actions are required or what requirements must be followed by the owner and operators of a small drinking water system and shall issue a written directive to the owner of the small drinking water system which specifies the requirements that must be followed and the actions that must be taken by the owner and operators of the small drinking water system.  O. Reg. 319/08, s. 7 (4). (5) In making determinations under subsection (4), the public health inspector shall have regard to the risk assessment conducted under subsection (2).  O. Reg. 319/08, s. 7 (5). (6) A directive under this section may include, without being limited to, any of or any combination of the following actions and requirements: 1. Establishing the frequency, location and method of sampling. 2. Requiring samples to be taken and tested for any specified parameter including any biological, chemical, radiological or other parameter. 3. Requiring any other operational tests to be performed including, but not limited to, the checking of disinfectant levels and the conducting of turbidity tests. 4. Requiring operators to meet specified training requirements. 5. Requiring the maintenance of records relating to the operation of the system and specifying the content of such records. 6. Requiring treatment equipment be installed on the system for purposes of providing treatment, including primary disinfection, secondary disinfection and filtration, and requiring that such equipment be operated within specified parameters. 7. Requiring the owner and operator to post and maintain warning signs at every location in the small drinking water system that has a service connection, tap or other water delivery device which might permit human consumption of the water which signage instructs the users of the system not to use the water for consumption where, i. the medical officer of health of the health unit in which the small drinking water system is located is of the opinion that access to the system is sufficiently restricted, and ii. the medical officer of health of the health unit in which the small drinking water system is located is of the opinion that the risk to the users of the system is acceptable. 8. Requiring the owner and operator to post and maintain signage instructing the users of specific service connections, taps or other water delivery devices not to use the water for consumption where the medical officer of health is of the opinion that the specific service connections, taps or other water delivery devices are situated in such a manner that post treatment or post distribution contamination may occur.  O. Reg. 319/08, s. 7 (6). (7) A directive issued under this section applies to any subsequent owner or operator of the small drinking water system.  O. Reg. 319/08, s. 7 (7). (8) A public health inspector may issue a written amendment to a directive issued under this section if he or she is of the opinion that there are reasons for doing so and the directive will apply as amended.  O. Reg. 319/08, s. 7 (8). (9) A public health inspector may, at any time, issue a new directive replacing a previous directive issued under this section, if he or she is of the opinion that there are reasons for doing so.  O. Reg. 319/08, s. 7 (9). (10) Subject to subsection 16 (2), a directive or amendment issued under this section applies as of the date stipulated in the directive or amendment, or, if no date is specified, applies immediately.  O. Reg. 319/08, s. 7 (10). Use of Testing Facilities