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® Sponsored by Hosted by GroundWater 2 IE GroundWater 2 IE GWML2 96th OGC Technical Committee Nottingham, UK Boyan Brodaric and the GW2IE Team 17 September.

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Presentation on theme: "® Sponsored by Hosted by GroundWater 2 IE GroundWater 2 IE GWML2 96th OGC Technical Committee Nottingham, UK Boyan Brodaric and the GW2IE Team 17 September."— Presentation transcript:

1 ® Sponsored by Hosted by GroundWater 2 IE GroundWater 2 IE GWML2 96th OGC Technical Committee Nottingham, UK Boyan Brodaric and the GW2IE Team 17 September 2015 Copyright © 2015 Open Geospatial Consortium

2 OGC ® GW2IE Sept 2015 Nottingham / Orleans Agenda Introduction Prior Work Recent Progress Next Steps Wrap-up --------------------------------------------------------------------------------------- Use-cases Conceptual Model Logical Model XML encoding Use case implementations Eng Report 2 Copyright © 2015 Open Geospatial Consortium

3 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Introduction Objectives –Develop and test a GML groundwater information model and encoding from existing international initiatives (GWML1, INSPIRE) –Prepare an engineering report as a draft OGC data specification Participants –13 initiating agencies: NA, EU, AU, NZ –9 submitting agencies: NA, EU, AU, NZ E.Boisvert (NRCan), B.Brodaric (NRCan), P.Dahlhaus (FedUni), S.Grellet (BRGM), A.Kmoch (GNS/UZ), F.Letourneau (NRCan), J.Lucido (USGS), B.Simons (CSIRO/BOM), B.Wagner (GSG) Activities –43 meetings since June 2012 Kick-off (1 in-person, 2014) OGC Wiki Documentation –http://external.opengis.org/twiki_public/HydrologyDWG/Groundwater InteroperabilityExperiment2http://external.opengis.org/twiki_public/HydrologyDWG/Groundwater InteroperabilityExperiment2 3 Copyright © 2015 Open Geospatial Consortium

4 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Prior Work Pre-OGC TC Boulder (June 2015): Conceptual Model: complete Logical Model: complete XML Examples: significant progress Use-case Implementations: significant progress Eng Report: significant progress 4 Copyright © 2015 Open Geospatial Consortium

5 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Recent Progress Post-OGC TC Boulder (June 2015): XML Examples: complete –Full examples: see GWML2 SVN ( https://xp-dev.com/svn/gwml2/Documents/instance/ ) –Fragments: see GW2IE report Use-case Implementations: complete –Five use-cases: successful –Nine agencies: NA, EU, AU, NZ –14 web services: WMS, WFS, SOS, WPS –17 change requests Eng Report: complete –Release to OGC Portal (01 Sept 2015, OGC 15-082, 175 pp) –Draft GWML2 specification + implementation report –Public release pending approval by HDWG & OGC (under review) 5 Copyright © 2015 Open Geospatial Consortium

6 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Next Steps GW2IE Eng Report public release –HDWG: vote at 2015 Annual Workshop (Orleans, 20-23 Sept 2015) –OGC TC: electronic vote of OGC TC following HDWG acceptance –OGC TC: public release via OGC Portal Groundwater SWG (GWML2) initiate –HDWG: vote at HDWG session at OGC TC (Nottingham) –OGC TC: request SWG initiation at OGC TC Plenary (Nottingham) –HDWG: develop charter at 2015 Annual Workshop (Orleans) –OGC TC: 3 month public comment then HDWG / OGC approval vote 6 Copyright © 2015 Open Geospatial Consortium

7 OGC ® GW2IE Sept 2015 Nottingham / Orleans Discussion Vote to initiate SWG GW2IE Wrap-up 7 Copyright © 2015 Open Geospatial Consortium

8 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Use Cases Five use cases to guide GWML2 design and testing –Commercial - find water wells, estimate cost of water supply well http://external.opengis.org/twiki_public/HydrologyDWG/UseCase1 –Policy - meet EU Water Framework Directive requirements http://external.opengis.org/twiki_public/HydrologyDWG/UseCase2 –Environmental - assess risks to gw dependent ecosystems http://external.opengis.org/twiki_public/HydrologyDWG/UseCase3 –Scientific - determine flow of groundwater via gw modeling http://external.opengis.org/twiki_public/HydrologyDWG/UseCase4 –Technologic – map GWML2 to existing info models http://external.opengis.org/twiki_public/HydrologyDWG/UseCase5 8 Copyright © 2015 Open Geospatial Consortium

9 OGC ® GW2IE Sept 2015 Nottingham / Orleans GWML2 Conceptual Model Technology-neutral conceptualization Consolidated Entity List http://external.opengis.org/twiki_public/HydrologyDWG/Gwml2FinalFeaturesList Groundwater features –GW_HydrogeoUnit [aquifer, confining bed, basin, aquifer system] –GW_FluidBody, GW_Constituent –GW_HydrogeoVoid –GW_Flow, GW_FlowSystem –GW_Well, GW_Spring, GW_MonitoringSite Documentation http://external.opengis.org/twiki_public/HydrologyDWG/GWML2-CM-Model Model Comparison http://external.opengis.org/twiki_public/HydrologyDWG/GWIE2-Model-Comparison 9 Copyright © 2015 Open Geospatial Consortium

10 OGC ® GW2IE Sept 2015 Nottingham / Orleans GWML2 Conceptual Model – ‘holey trinity’ Hydrogeological units host voids; both contain fluid bodies 10 Copyright © 2015 Open Geospatial Consortium

11 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Logical Model GML, O&M (e.g. OM_Measurement), GeoSciML, WaterML GML-UML representation of Conceptual model http://external.opengis.org/twiki_public/HydrologyDWG/GWML2-UML-Model –5 application schema (GWML2-Main, Well, WellConstruction, Flow, Constituent) –External dependencies: ISO19115, 19107, 19108, 19103, 19156, 19123, OGC SWE –Extends: Observations & Measurements (O&M), GeoSciML (v3.2), InterleavedCoverages –Adapts: GWML1 well construction –Cardinalities all [0..x] Significant change request to O&M 11 Copyright © 2015 Open Geospatial Consortium

12 OGC ® GW2IE Sept 2015 Nottingham / Orleans GWML2 Logical Model – GML specific 12 Copyright © 2015 Open Geospatial Consortium

13 OGC ® GW2IE Sept 2015 Nottingham / Orleans GWML2 XML encoding developed custom O&M and SWE patterns O&M Pattern –Most numeric values for subtypes and provenance (OM_Measurement*) –Analytical results (waterbody constituents, aquifer properties) –Aquifer test (aquifer properties) SWE Data Record: lithology and stratigraphy log http://external.opengis.org/twiki_public/HydrologyDWG/GwmlSweDataRecord –Defined GWML2 data records for stratigraphy and lithology Extend to other downhole logs (geophysical, geochemistry, geochronology) –WFS coverages verbose, but explicit 13 Copyright © 2015 Open Geospatial Consortium

14 OGC ® GW2IE Sept 2015 Nottingham / Orleans GWML2 XML encoding – Aquifer test 14 Copyright © 2015 Open Geospatial Consortium

15 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Implementation Successful test of GWML2 Use Case 1 (water wells, springs, aquifers) –BRGM, CSIRO-BoM, FedUni, GNSS/UZ, NRCan, USGS (WFS, WMS) Use Case 2 (management area) –CSIRO-BoM, GNSS/UZ (WFS) Use Case 3 (groundwater body, flow, constituents) –FedUni, GNS/UZ (WFS, WMS, SOS) Use Case 4 (water wells, aquifers, flow, groundwater body) –GNSS/NZ, USGS (WFS, WMS, SOS, WPS) Use Case 5 ( map: GWML1*, INSPIRE-Hydrogeology, HY_Features* ) –BRGM, CSIRO, GSG, NRCan –* designates incomplete mapping Participants listed in alphabetical order 15 Copyright © 2015 Open Geospatial Consortium

16 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Implementation – change requests (17) 16 Copyright © 2015 Open Geospatial Consortium

17 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Eng Report Draft GWML2 specification + Implementation report Release to public SVN (non-advertised) and OGC Portal http://xp-dev.com/svn/gwml2/Documents/GroundWaterML2_GW2IE- FinalReport.docx Includes –conceptual and logical models –GML/XML encoding rules & tests –example XML encodings –use-cases and implementation results –change requests (issues identified) 17 Copyright © 2015 Open Geospatial Consortium

18 OGC ® GW2IE Sept 2015 Nottingham / Orleans GW2IE Discussion Vote to recommend public release of report 18 Copyright © 2015 Open Geospatial Consortium

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