Code of Federal Regulations · Section
§ 197.515 — Permissible Exposure Limits (pels)
46 C.F.R. § 197.515
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The permissible exposure limits (PELs) for personal exposure are as follows:
(a) The time-weighted average exposure limit (TWA).
(b) The short-term exposure limit (STEL). Exposures at the STEL must not be repeated more than four times a day. There must be at least 60 minutes between successive exposures at the STEL.
Authorizing Statute
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Regulations46 U.S.C. § 3306
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Laws and regulations governing lands43 U.S.C. § 1333
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Marine environmental protection and navigational safety33 U.S.C. § 1509