Update on Geophysical Data Acquisition May 2014
| Location | State | Survey | % Complete | Gravity Stations | Flight Lines | Spacing | Ground Clearance | Comments |
|---|---|---|---|---|---|---|---|---|
| Widgiemooltha North | WA | Airborne magnetic and radiometric | 100% | N/A | 92 000 line km; east-west; area 8200km² | 100m | 50m agl | The survey covers the northern half of the Widgiemooltha 1:250 000 Map Sheet. Survey data acquisition was completed on 27 January 2014. Final point-located data checking is ongoing. The magnetic and elevation data have been accepted by Geoscience Australia with the radiometric data supplied on 15 April 2014. |
| Kalgoorlie East, Kurnalpi North | WA | Airborne magnetic and radiometric | 100% | N/A | 211 672 line km; east-west; area 19 200km² | 100m | 50m agl | The survey covered the eastern two-thirds of the Kalgoorlie 1:250 000 Map Sheet and the northern half of the Kurnalpi 1:250 000 Map Sheet. Survey data acquisition was completed on 15 March 2014. The final magnetic and elevation data were supplied to Geoscience Australia on 22 April 2014. |
| Southwest Coastal Plain, Albany, Esperance | WA | Airborne electromagnetic | 100% | N/A | 8607 line km; | 300m and 600m | TBA | The survey covers the Esperance (pt), Mount Barker (pt), Albany (pt), Augusta (pt), Pemberton (pt), Busselton (pt) and Collie (pt) standard 1:250 000 Map Sheets. Final data were received by Geoscience Australia on 17 January 2014. |
| Menzies South | WA | Airborne magnetic and radiometric | 100% | N/A | 92 000 line km; east-west; area 8200km² | 100m | 50m agl | The survey covers the southern half of the Menzies 1:250 000 Map Sheet. Survey data acquisition was completed on 16 March 2014. Raw data were supplied to Geoscience Australia on 31 March 2014. |
| Kurnalpi South | WA | Airborne magnetic and radiometric | 85% | N/A | 92 000 line km; east-west; area 8200km² | 100m | 50m agl | The survey covers the southern half of the Kurnalpi 1:250 000 Map Sheet. The survey commenced data acquisition on 28 January 2014 and was 85% complete on 20 April 2014. |
| Capricorn Orogen | WA | Airborne electromagnetic | 100% | N/A | 29 697: north-south; area 146 300km² | 5000m | TBA | The maximum survey area covers the Yarraloola (pt), Yanrey (pt), Wyloo (pt), Mount Bruce (pt), Winning Pool (pt), Edmund, Turee Creek (pt), Newman (pt), Robertson (pt), Kennedy Range (pt), Mount Phillips (pt), Mount Egerton, Collier, Bullen (pt), Glenburgh (pt), Robinson Range (pt), Peak Hill (pt) and Glengarry (pt) standard 1:250 000 Map Sheets. The survey commenced on 19 October 2013 and flying was completed on 9 January 2014. Final point-located data undergoing review by Geoscience Australia. |
| Southern Thomson Orogen | GA/NSW/Qld | Airborne electromagnetic | 57% | N/A | 4198 line km | 5000m | TBA | The survey contract was formally executed by Geoscience Australia on 14 March 2014. The survey commenced on 8 April was 57% complete on 23 April. |
| Reconnaissance Gravity Surveys Stage 3 | WA | Gravity | TBA | N/A | A nominal estimated 53 900 stations in total | Ngururrpa: 2.5km grid; NE Yilgarn: 2.5km grid; SW Yilgarn: 2km along roads | N/A | The Ngururrpa Region survey covers the Cornish, Lucas Helena, Stansmore standard 1:250 000 Map Sheets. The northeast Yilgarn survey covers the Herbert, Robert, Throssel, Duketon, Rason, Laverton, Sir Samuel, Leonora, Laverton, Wiluna, Nabberu standard 1:250 000 Map Sheets. The southwest Yilgarn survey covers two areas:
The survey Quotation Request opened on 28 January 2014 and closed on 27 February 2014. The responses are under assessment. |
| West Amadeus | NT | Gravity | TBA | TBA | N/A | 4km regular with areas to be defined for 2km infill | N/A | The proposed survey covers the Mount Rennie (pt), Mount Liebig (pt), Bloods Range, Lake Amadeus (pt); Petermann Ranges and Ayers Rock (pt) standard 1:250 000 Map Sheets. The nominal survey boundary covers an area of 45 050km2. The Quotation Request was released by Geoscience Australia on 23 April and closes at 2pm AEST on 8 May 2014. |
| Dunmarra | NT | Airborne magnetic and radiometric | TBA | TBA | Estimated 102 500 line km; east-west; 36 280km2 | 400m | 80m agl | The survey is being planned in an area between the 2007 Tanumbirini and 2001 Sturt airborne geophysical surveys. The survey will collect approximately 102 500 line km of new data on east-west flight lines spaced 400 metres apart and flown at a nominal 80 metres above ground level. The survey covers parts of the Katherine, Larrimah, Hodgson Downs, Daly Waters, Tanumbirinni and Newcastle Waters standard 1:250 000 Map Sheets. |
Thomson Gravity | GA/NSW/Qld | Gravity | TBA | 3660 | N/A | 333m | N/A | The survey consists of eight traverses on the Toompine, Eulo, Cunnamulla, Yantabulla, Enngonia, Louth and Bourke standard 1:250 000 Map Sheets. A Quotation Request is being drafted for release in early May 2014. |
Gippsland Gravity | Vic | Gravity | TBA | 1440 | N/A | 500m | N/A | The Geological Survey of Victoria has designed a survey of approximately 1440 stations at a nominal 400 metre station spacing on 12 separate traverses on the Warragul standard 1:250 000 Map Sheet. The traverses cover an area of approximately 8358 km2. A Quotation Request is being drafted for release in early May 2014. |
Yalgoo | WA | Airborne magnetic and radiometric | TBA | N/A | Estimated 108 000 line km; east-west; 11 200 km2 | 100m & 200m | 50m agl | A Quotation Request is in preparation for the proposed survey on the Yalgoo, Kirkalocka, Perenjori and Nynghan standard 1:250 000 Map Sheets |
Geoscience Australia will be managing the data acquisition program in Western Australia, Victoria, New South Wales, Queensland and the Northern Territory.
For more information, please email clientservices@ga.gov.au; or phone 1800 800 173.
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