For existing handling and storage of an organic solvent, where this activity is a significant drinking water threat, it shall be designated for the purpose of Section 58 of the Clean Water Act and a Risk Management Plan shall be required to manage the activity so that it ceases to be a significant drinking water threat.

OC-5.03: 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 to implement the Source Protection
Plan policies, in accordance with the Clean Water Act and associated
regulations.