World Plumbing Day
World Plumbing Council
Date and recurrence
11 March
This authority record treats the observance as a fixed annual date. The same month and day can be reused unless a stronger source changes the rule.
Scope and status
The verified scope stored for this record is international plumbing profession and public-health awareness observance. The site preserves that boundary and does not infer broader government, global or public-holiday status from the observance name alone.
Topic and context
What this page does not assume
- Keep the source-defined country, community, organizer or institutional scope; do not silently broaden it.
- Do not treat the title alone as proof of government recognition or public-holiday status.
- Do not add a creator, founding story or origin claim unless the supporting evidence establishes it.
Sources
- World Plumbing Council — World Plumbing DayOrganizer Dedicated Page
Frequently asked questions
When is World Plumbing Day?
11 March The stored recurrence guidance is: 11 March.
Does World Plumbing Day fall on the same date every year?
The authority record classifies it as fixed annual, so its month and day are reusable unless stronger evidence changes the rule.
Is World Plumbing Day an official public holiday?
The authority record verifies it within this scope: international plumbing profession and public-health awareness observance. That recognition does not by itself make it a statutory public holiday; the site only makes public-holiday claims when the supporting authority record explicitly does so.
Who established or recognizes World Plumbing Day?
The stored designation basis is: World Plumbing Council. Supporting provenance includes World Plumbing Council — World Plumbing Day. The site does not infer a separate creator or founder unless reviewed evidence establishes one.
Is World Plumbing Day international or country-specific?
The record has international or global institutional scope: international plumbing profession and public-health awareness observance. That does not mean every country treats the date as a public holiday or observes it in the same way.
How is this page verified?
The factual layer is source-backed and keeps its date rule, scope, provenance and editorial guardrails attached to the authority record. This record was checked on 2026-09-05.
Other observances on March 11
These records also resolve to March 11, 2027 under the current authority data.
Key Deer Awareness Day
Holiday creator Madison Metz lists Key Deer Awareness Day among her created observances, while multiple current calendar sources consistently place it on March 11 annually.
Moshoeshoe’s Day
Lesotho government sources commemorate Moshoeshoe I on 11 March, and the official holiday calendar lists the day as a public holiday. Government history frames 11 March as remembrance of th…
National No-Code Day
Zapier states that it launched National No-Code Day as an annual celebration and that it is observed every March 11.
Oatmeal-Nut Waffles Day
Two Association of Nutrition & Foodservice Professionals chapter calendars from different publication years list Oatmeal-Nut Waffles Day on 11 March.
World Day of Muslim Culture, Peace, Dialogue and Film
Creator Javed Mohammed’s own Muslim Outtakes publication identifies 11 March as World Day of Muslim Culture, Peace, Dialogue and Film, and a current 2026 school calendar independently carri…
World Kidney Day
International Society of Nephrology (ISN) and International Federation of Kidney Foundations – World Kidney Alliance (IFKF-WKA)