79. In order to monitor the presence of vinyl chloride, the person responsible for a category 1 groundwater withdrawal facility used to supply water for human consumption or for food production or processing must, if the outer protection zone delimited pursuant to section 65 partly intersects with the area defined in Schedule V, withdraw, twice per year, groundwater samples.
The groundwater samples must be analyzed by a laboratory accredited pursuant to section 118.6 of the Environment Quality Act (chapter Q-2).
If the analysis reveals the presence of vinyl chloride, the person responsible for the facility must immediately inform the Minister. The person responsible must also send to the Minister, within 30 days after receipt of the analysis certificate provided by the accredited laboratory, a statement certifying that the measures the person has taken or intends to take to determine the cause of the problem and correct the situation.
The person responsible for the facility must record the following information in a register:
(1) the place where the samples were taken;
(2) the sampling method;
(3) all analysis results.
The register must be retained for 5 years. The information recorded in the register is provided to the Minister on request.