Public Workspaces

Please review all ballot materials. When adding comments, please identify the section number/name for your comment and add all comments under one comment number where possible. If you need additional space, please use the attached blank comment template in the reference documents and upload online via the browse function.

Title Approval of 53i165r1 et al - Hexavalent Chromium
Description

Proposed revisions to:
• NSF/ANSI 53: Drinking Water Treatment Units — Health Effects (53i165r1)
• NSF/ANSI 58: Reverse Osmosis Drinking Water Treatment Systems (58i115r1)


This ballot proposes lowering influent and effluent levels for hexavalent chromium in NSF/ANSI 53 and 58.
 
Ballot Options Ballot has closed
[ ] Affirmative
[ ] Negative
[ ] Abstain
Document for Approval 53i165r1 et al - Hex Chrom - JC Memo & Ballot.pdf (see details in new window)
Opening Date Mon, Jul 14 2025 4:00 pm Eastern Daylight Time
Closing Date Mon, Aug 4 2025 11:59 pm Eastern Daylight Time
Ballot has closed.

Referenced Items

Name Type Date Actions

09630: Approval of 53i165r1 et al - Hexavalent Chromium

Document (Archive)

2025-08-05

 No Access

DWTU-2024-6 - Hexavalent Chromium (53, 58).pdf

Document

2025-07-14

Hex Chrom Excerpt - 2024 DWTU JC Mtg.pdf

Document

2025-07-14

Hex Chrom Excerpt - 2025 DWTU JC Mtg.pdf

Document

2025-07-14

Hex Chrom Task Group Presentation - 2025 DWTU JC Mtg.pdf

Document

2025-07-14

Hex Chromium Occurrence Data.pdf

Document

2025-07-14

Blank Comment - TEMPLATE.docx

Document

2025-07-14