To ensure that the expansion of existing or new airport facilities that lead to the generation of run-off containing de-icing chemicals does not become a significant drinking water threat within a vulnerable area where this activity would be a significant drinking water threat:

a. Any new management of run-off that contains chemicals used in the de icing of aircraft is designated for the purpose of Section 57 of the Clean Water Act, 2006 and is prohibited in the following areas:

i. In Wellhead Protection Areas A and B where the vulnerability equals ten (10);
ii. In Intake Protection Zone One (1);
iii. In Intake Protection Zones Two (2) and Three (3) where the vulnerability is equal to nine (9);
iv. In Wellhead Protection Area E where the vulnerability is equal to nine (9).

b. This activity shall be designated for the purpose of Section 58 of the Clean Water Act, 2006 and a Risk Management Plan shall be required with existing management of run-off structures that contains chemicals used in the de-icing of aircraft where this activity could be a significant drinking water threat within the following areas:

i. In Wellhead Protection Areas A and B where the vulnerability is equal to ten (10);
ii. In Intake Protection Zone One (1);
iii. In Intake Protection Zones Two (2) and Three (3) where the vulnerability is equal to nine (9);
iv. In Wellhead Protection Area E where the vulnerability is equal to nine (9).

RW-CW-1.10: The Risk Management Official shall provide a report to the Source Protection Authority, by February 1st of each year, summarizing the actions taken by the Risk Management Official(s) and Inspector(s) in accordance with the Clean Water Act, 2006 and associated regulations.