Report a Correction
Regulatory details, links, and utility information change. If you find something outdated or incorrect, please tell us.
How to report a correction
Use our contact form and select "Other water-quality question," then describe the page, the specific detail you believe is incorrect or outdated, and, if you have one, a link to the current official source.
What we do with correction reports
- We review the report against the current official source.
- If an error is confirmed, we correct or temporarily unpublish the affected statement.
- We check related pages for the same error.
- We update the page's last-reviewed date and, if the error was significant, add a visible correction note.
Last reviewed: 2026-07-11.