Where:
%PL = Percent leaking pumps
PL = Number of pumps found leaking as determined through monthly monitoring as required in paragraph (b)(1) of this section. Do not include results from inspection of unsafe-to-monitor pumps pursuant to paragraph (e)(6) of this section.
PS = Number of pumps leaking within 1 month of start-up during the current monitoring period.
PT = Total pumps in regulated material service, including those meeting the criteria in paragraphs (e)(1), (e)(2), (e)(3), and (e)(6) of this section.
40 C.F.R. §63.1026