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O. Reg. 390/00: DESIGNATED SUBSTANCE - MERCURY
filed June 26, 2000 under Occupational Health and Safety Act, R.S.O. 1990, c. O.1
Skip to contentONTARIO REGULATION 390/00
made under the
occupational health and safety act
Made: June 21, 2000
Filed: June 26, 2000
Amending Reg. 844 of R.R.O. 1990
(Designated Substance — Mercury)
1. (1) Subsection 4 (1) of Regulation 844 of the Revised Regulations of Ontario, 1990 is amended by striking out “shall not exceed 0.05 milligrams mercury per cubic metre of air” and substituting “shall not exceed 0.025 milligrams mercury per cubic metre of air”.
(2) Subsection 4 (2) of the Regulation is amended by striking out the portion before clause (a) and substituting the following:
(2) In complying with subsection (1), the employer shall ensure that the maximum concentration of exposure to airborne alkyl mercury compounds shall not exceed 0.03 milligrams mercury per cubic metre of air and the exposure of a worker to such maximum concentration,
. . . . .
2. Subsection 5 (2) of the Regulation is amended by striking out “dated the 16th day of November, 1981” and substituting “dated June 30, 2000”.
3. Section 11 of the Regulation is revoked and the following substituted:
11. The procedures for monitoring, sampling and determining the concentrations of airborne mercury in the atmosphere of a workplace and a worker’s exposure to airborne mercury shall be in accordance with standard methods for workplace air sampling and analysis.
4. Subsection 13 (3) of the Regulation is revoked and the following substituted:
(3) The concentration of lead in a worker’s blood or urine shall be determined in accordance with standard methods for biological monitoring.
5. Paragraph 1 of the Schedule to the Regulation is amended by striking out “as set out in the Code mentioned in section 11” and substituting “in accordance with standard methods for workplace air sampling and analysis”.
6. This Regulation comes into force on September 30, 2000.