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Water: WaterML / OGC and Open Geospatial hydrology

Exchange Schema Water openly published

WaterML 2.0 is a standard information model for the representation of water observations data, with the intent of allowing the exchange of such data sets...

Open Geospatial Consortium / WMO, from their own og:description

Other water data models

OGC WaterML 2.0 and HY_Features (Open Geospatial Consortium) Information Model ISO 24510 water services Information Model WaDE (Water Data Exchange) Exchange Schema
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Model Details
Steward Open Geospatial Consortium / WMO
Origin International
Layer Exchange Schema
Domain Water
Status live
Access Openly published
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How I know this

Compiled for the API Evangelist data model catalog, then confirmed against the steward's own site.

Confirmed 2026-08-11

Evidence: name evidence 5/5. Found something wrong? Tell me — corrections are cheap and I would rather be right.

Modernity Profile
63.5 Modernizing
Access Open
Assessed 63.0% of the rubric

A separate measure from the Kin Score, which rates API providers. This rates how current a standard is in how it is expressed, published and paid for — not how good it is. EDIFACT and X12 score low here and move an enormous share of world trade.

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