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Lowest Low Water (VDC_90)

DGIF baseline 2026-1, the latest. Earlier baselines: timemap.

RDF: vdc_90.ttl

Name

lowestLowWater

Attribute

VDC Sounding Datum

Definition

An arbitrary level conforming to the lowest tide observed at a location, or somewhat lower.

Accepted

2013-10-18

Allowed for

• BA000 Water Line
• BA005 High Water Line
• BE021 Low Water Line
• ZI012 Sounding Metadata

Source: DGIF 2026-1 QEA model, DGIWG. Standard: DGIWG 206-3. Licence: CC BY 4.0, © DGIWG.