The St. Lawrence Seaway Management Corporation, Ontario Ministry of Environment (MOE) Spills Action Centre (SAC), and Ontario Ministry of Transportation (MTO) are requested to update their Emergency Response Plans (ERPs) to include the following:

- Maps that show the locations of the DeCew Water Treatment Plant and associated Highway 406 and Lake Gibson Alternate intakes, and the areas where this policy applies.
- An up-to-date communications protocol showing the structure of command of the various agencies that would be contacted.

As it relates to railway corridors, Transport Canada is requested to ensure Emergency Response Plans under their jurisdiction are updated accordingly.

The ERP should be updated within two years from the date the Source Protection Plan comes into effect.

M1: By February 1st of each year, the Ontario Ministry of the Environment (MOE) shall report to the Source Protection Authority on the steps it has taken in the previous calendar year to implement significant threat policies.

M9: By February 1st of each year, Niagara Peninsula Conservation Authority shall report to the Source Protection Authority with a description of the steps St. Lawrence Seaway Management Corporation and Transport Canada have taken to implement significant threat policies during the previous calendar year.

M11: By February 1st of each year, the Ontario Ministry of Transportation shall report to the Source Protection Authority on the steps it has taken in the previous calendar year to implement the significant threat policies.