40 CFR § 139.17 - Elevator pits.

---
identifier: "/us/cfr/t40/s139.17"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 139.17 - Elevator pits."
title_number: 40
title_name: "Protection of Environment"
section_number: "139.17"
section_name: "Elevator pits."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "D"
subchapter_name: "WATER PROGRAMS"
part_number: "139"
part_name: "DISCHARGES INCIDENTAL TO THE NORMAL OPERATION OF VESSELS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "33 U.S.C. 1251"
regulatory_source: "89 FR 82131, Oct. 9, 2024, unless otherwise noted."
cfr_part: "139"
---


# 139.17 Elevator pits.

(a) The requirements in paragraph (b) of this section apply to the liquid that accumulates in, and is discharged from, the sumps of elevator wells.

(b) The discharge of untreated accumulated water and sediment from any elevator pit is prohibited.