Table 1 to Subpart A of Part 63—Detection Sensitivity Levels (grams per hour)
Monitoring frequency per subpart a
Detection sensitivity level
a When this alternative work practice is used to identify leaking equipment, the owner or operator must choose one of the monitoring frequencies listed in this table, in lieu of the monitoring frequency specified in the applicable subpart. Bi-monthly means every other month. Semi-quarterly means twice per quarter. Monthly means once per month.
[73 FR 78213, Dec. 22, 2008]
Title 40 published on 2012-07-01
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