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Product Information

Product ID	S-104
Title	Water Level Information for Surface Navigation
Scope	Global.
Related links	https://iho.int/
	https://schemas.s100dev.net
Abstract	This Product Specification describes a data model and format for a coverage data product consisting of water level data for a particular geographic region and set of times, along with the accompanying metadata describing the content, variables, applicable times, locations and structure of the data product. Water level data is the height of the water observed, mathematically-predicted or forecast values. The coverage consists of points organized in a regular grid and the water level data are intended to be used for adjustment of depth information in an underlying ENC or bathymetry product.
Owner	IHO
Domain	IHO Hydro
Responsible body	Tides, Water Level and Currents Working Group (TWCWG)
Contact	Greg Seroka	gregory.seroka@noaa.gov
	Raphael Malyankar	raphaelm@portolansciences.com
Remarks	S-104 Edition 2.0.0 is the first operational Edition of S-104. Schema artifacts are available from https://schemas.s100dev.net.

Version Information

Version	Published Uploader:Jeff Wootton/ S-104_Water_Level_Information_For_Surface_Navigation_Ed_2.0.0.pdf
Version Date	2024-12-27
S-100 Version	5.2.0
Feature Catalogue	Signed_104_FC_2.0.0: uploaded 16 Jan 2025 Uploader:Yong BAEK/ 104_Feature Catalogue_2.0.0.xml.signature.zip
Portrayal Catalogue	Edition 2.0.0 is intended for use for water level adjustment on ECDIS and does not define a portrayal catalogue.