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(MERAF) for the Base Metals Smelting Sector - CCME

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Table 23: Canadian Ambient Lead Standards<br />

Jurisdiction Ambient Concentration Comments<br />

Federal<br />

BC 1.0-2.5 µg/m 3 Pollution Control Objectives 1979<br />

Alberta<br />

Manitoba<br />

Ontario<br />

5 µg/m 3 – 24 hr. avg. Manitoba’s Objectives and Guidelines <strong>for</strong> Various Air<br />

Pollutants Ambient Air Quality Criteria March 1997<br />

2.0 µg/m 3 – 24 hr. avg.<br />

Ont. Reg. 337<br />

0.7 µg/m 3 – 30 day mean<br />

Québec 0-2 µg/m 3 – annual avg. R.R.Q. 1981, c. Q-2, r-.20<br />

New Brunswick<br />

Montréal<br />

10 µg/m 3 – 8 hr. avg.<br />

5 µg/m 3 – 24 hr. avg.<br />

N/A<br />

N/A<br />

N/A<br />

CUM Reg. 90<br />

134

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