The WaterML web of OGC Public Wiki. Best Practices, Examples and User contributed Documentation for OGC WaterML https://external.ogc.org/twiki_public/bin/view/WaterML Copyright 2026 by contributing authors <updated>2018-02-14T10:01:38Z</updated> https://external.ogc.org/twiki_public/bin/view/WaterML/OrgCUAHSI 2018-02-14T10:01:38Z

(last changed by RafaelSalero)

RafaelSalero https://external.ogc.org/twiki_public/bin/view/WaterML/ValidatingWaterML 2016-03-04T02:41:27Z

Validating WaterML 2.0 The WaterML 2 specification includes an XML schema and a schematron which is used to validate files. OGC official repository for WaterML 2.... (last changed by DavidArctur)

DavidArctur https://external.ogc.org/twiki_public/bin/view/WaterML/WaterML2GettingStarted 2016-03-04T02:37:12Z

WaterML 2.0 Getting Started WaterML 2 has a basic hierarchy, that covers the location, method/procedure, data values for in situ timeseries. Items you need to k... (last changed by DavidArctur)

DavidArctur https://external.ogc.org/twiki_public/bin/view/WaterML/WebHome 2016-03-04T02:34:33Z

Welcome to the OGC WaterML2.0 community wiki Best Practices, examples and user contributed documentation This site captures examples and best practices relate... (last changed by DavidArctur)

DavidArctur https://external.ogc.org/twiki_public/bin/view/WaterML/BaseTimeandSpacing 2012-07-11T05:09:26Z

These examples are equally spaced values in which the client must calculate the time for each value. In case 1: measurement timeseries min daily discharge monthly... (last changed by PeterTaylor)

PeterTaylor https://external.ogc.org/twiki_public/bin/view/WaterML/VocabularyReferences 2012-06-26T15:48:06Z

WaterML2 requires the use of vocabularies and references in order to exchange information. Vocabularies Requirements: identifier that is resolvable (reference WMO... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/FeatureOfInterest 2012-06-26T15:10:45Z

Best Practice: WaterML 2 defines a single Sampling Feature, a monitoring point. Ideally, this is related to a SampledFeature. Future Hydrologic Domain Working Gro... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/ExamplesInSourceControl 2012-06-26T14:25:25Z

We anticipate that examples will be avilable from a public source control (subversion, git, mercurial). This will allow for offline testing and development of cli... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/ServicesToAccessWaterML2 2012-06-26T14:22:01Z

TODO: * RestAccess * OgcSensorObservationService Discussions from the HDWG * http://external.opengis.org/twiki_public/HydrologyDWG/SOSUsageAndServerTypeDis... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/MultipleObservations 2012-06-26T12:41:45Z

Multiple Observations with different observered properties can be returned (multiple locaitons, too). CUAHSI Example. MultipleObservations.xml this is an example ... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/MultipleProcessingLevels 2012-06-26T11:49:30Z

In this example, multiple processing levels are found in the timeseries Source: MultipleProcessingLevels.xml Local Dictionary: quality ... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/SosResponse 2012-06-26T11:42:07Z

In a SOS response, the collection metadata is in an extentsion and the OM_Observation are sos:ObservationData Sample File: sos_response_example.xml ... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/OffsetOnTVP 2012-06-26T11:33:17Z

Offset:The offset is contained in a qualifier, as a SWE quantity. This qualifier could also be aA local dictionary contains a a definition of the offset. This off... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/ExampleFull 2012-06-26T11:27:24Z

* UseCases * BaseTimeandSpacing * OffsetOnTVP * AnalyticalReference * Detailed * MultipleObservations * MultipleProcessingLevels ... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/AnalyticalReference 2012-06-26T11:24:05Z

Analytical Examples A related observation includes a link to a reference to an analytical information. Sample File: AnalyticalSamples.xml ... (last changed by DavidValentine)

DavidValentine https://external.ogc.org/twiki_public/bin/view/WaterML/ExampleMinimal 2012-06-26T11:08:35Z

Examples: * WaterML2 Collection * measurement collection_minimal.xml * measurement collection.xml * OM_Observation * measurement mininal.xml... (last changed by DavidValentine)

DavidValentine