b'Geophysics in the surveys NewsTable 5.Seismic re\x1bection surveys (Continued)Location Client State SurveyLineGeophoneVP/SPRecordTechnique Commentsname km interval interval lengthAdavaleGA Qld Deep and2350 Varies3-20 sec2DGA commissioned reprocessing of selected legacy 2D Basin shallowshallowseismic data in the Adavale Basin, Queensland Australia, legacy data & deepData driven Discoveries Initiative. Reprocessing of the legacylegacy data is complete and the data package will be data,released in the second half of 2023.explosive, vibroseis AdavaleGA Qld Adavale1715 10 40 20 sec 2D DeepThe Adavale deep crustal seismic survey can be Basin 2D deepCrustal/ combined with the recently released reprocessed crustalhighseismic data to provide an important modern basin-seismicresolutionscale seismic dataset for the Adavale Basin which survey vibroseiswill facilitate better understanding of the extent of seismicsalt bodies within the basin that may be able to store survey hydrogen, while also improving our understanding of the structural controls and potential for other resources in the basin. Processing of these data are underway, with the data expected for release Q2 2024NorthwestGA/NTGS NT Northwest900 10 40 20 sec 2D deepThe Northwest Northern Territory (NWNT, L214) Seismic NorthernNortherncrustal/ Survey was designed to correlate well-characterised Territory Territoryhighareas of the basin with adjacent gravity lows to the west deepresolutionand to the complex geology of the Tanami Region to the crustalvibroseissouth, in order to better characterise the regional crustal seismicseismicarchitecture and identify concealed sedimentary basins to survey survey better understand the energy, minerals and groundwater potential across the region. Acquisition is complete and raw data for this survey will be released in early 2024.Table 6.Passive seismic surveys Location Client State SurveyTotal number ofSpacing Technique Commentsname stations deployedAustralia GA Various AusArray 149 temporal~200 kmBroad- The survey covers all of Australia to establish a continental-seismic stations spacingband ~18scale model of lithospheric structure and serve as a months ofbackground framework for more dense (~50 km) movable observationsseismic arrays. Deployment of this national array was completed in June 2023. Data will be acquired over12-18 months.NorthernGAQld/NTAusArray247 broad-band50 kmBroad-bandThe survey covers the area between Tanami, Tennant Creek, Australia seismic stations 1-2 yearsUluru and the WA border. The \x1drst public data release of the observationstransportable array was in 2020.See: http://www.ga.gov.au/eftf/minerals/nawa/ausarray Various applications of AusArray data are described in the following Exploring for the Future extended abstracts: AusArray overview: http://pid.geoscience.gov.au/dataset/ga/135284Body wave tomography: http://pid.geoscience.gov.au/ dataset/ga/134501Ambient noise tomography (including an updated, higherresolution model for the Tennant Creek to Mount Isa region): http://pid.geoscience.gov.au/dataset/ga/135130 Northern Australia Moho: http://pid.geoscience.gov.au/dataset/ga/135179Australia GA Various AusArray,12 high-sensitivity~1000 km Broad-bandSemi-permanent seismic stations provide a back-bone for semi- broad-band4 yearsmovable deployments and complement the Australian permanent seismic stations observations National Seismological Network (ANSN) operated by GA, ensuring continuity of seismic data for lithospheric imaging and quality control. Associated data can be accessed through http://www.iris.eduAusARRAYGA/GSV Vic AusArray21 temporary~100 km Broad-bandData acquired from the movable array sites will add to the VictoriaVictoria seismic stations ~12-18scienti\x1dc understanding of the Earths lithosphere on the Collaborativemonths ofnational and regional scale. Phase 1 of the deployment (~100 Project observations km) was undertaken in Mar 2023.Table 7.Survey technical requirementsSurvey typeAuthor ContributorsGA ReleaseMagnetics, radiometrics and horizontalJames GoodwinBrian Minty, Ross Brodie, Mark Baigent, Yvette Mar 2023 http://pid.magnetic gradiometryPoudjomDjomani, Matt Hutchens with acknowledgementsgeoscience.gov.au/dataset/to Peter Milligan, Laz Katona and Mike Barlow ga/14745719 PREVIEW DECEMBER 2023'