Update on Geophysical Data Acquisition May 2013
| Location | State | Survey | % Complete | Gravity Stations | Flight Lines | Spacing | Ground Clearance | Comments |
|---|---|---|---|---|---|---|---|---|
| South Pilbara | WA | Airborne magnetic and radiometric | 100% | N/A | 136 000 line km; north-south over 42 500km² | 400m | 60m agl | The survey covers the Yarraloola, Pyramid, Mount Bruce, Roy Hill, Balfour Downs and Newman 1:250 000 Map Sheets. Data acquisition commenced on 14 May 2012 and was completed on 22 January 2013. Final data was released via the Geophysical Archive Data Delivery System (GADDS) on 2 May 2013. |
| Mount Barker/Lake Muir | WA | Airborne magnetic and radiometric | 100% | N/A | 120 000 line km; north-south over 20 000km² | 200m | 50m agl | The survey covers the Pemberton, Mount Barker, Irwin Inlet and Albany 1:250 000 Map Sheets. Data acquisition commenced on 24 April 2011 and was completed on 27 January 2013. The Mt Barker data was released via the Geophysical Archive Data Delivery System (GADDS) on the 24 April 2013. An additional survey area over Lake Muir was completed between 20-22 March. Final data are currently undergoing QA/QC by Geoscience Australia. This survey collected 2600 line kilometres of new data over an area of approximately 600 square kilometres. |
| Marree | SA | Airborne magnetic and radiometric | 86% | N/A | 130 473 line km; north-south over 46 170km² | 400m | 80m agl | The survey covers the Warrina, Lake Eyre, Kopperamanna, Billa Kalina, Curdimurka and Marree 1:250 000 Map Sheets. The survey commenced on 29 October 2012 and was 86% complete to 22 April 2013. |
| Widgiemooltha South | WA | Airborne magnetic and radiometric | 100% | N/A | Est. 130 000 km; east-west over 11 520km² | 100m | 50m agl | The survey covers the Widgiemooltha (southern half) and Norseman (northern portions) 1:250 000 Map Sheets. The survey commenced on 16 November 2012 and was completed on 5 April 2013. |
| Southwest Coastal Plain, Albany, Esperance | WA | Airborne electromagnetic | 38% | N/A | Est. 9850 line km; variable over 4570 km². | 300m and 600m | TBA | Quotation Request closed 15 January 2013. The survey commenced on 2 April 2013 and was 38% complete 22 April 2013. |
| Woomera Prohibited Area | SA | Gravity | TBA | Est. 34 500 | N/A | 2km x 2km and 1km x 1km | N/A | Quotation Request opened on 8 February 2013 and closed on 4 March 2013. Contract negotiations between Geoscience Australia and the preferred supplier were underway at the time of writing this report. |
| North Perth - Gingin Brook | WA | Gravity | 19% | Est. 1236 | N/A | 1.5km x 1.5km | N/A | Quotation Request opened on 14 February and closed on 7 March 2013. The survey started on 8 April and was 19% complete on 20 April 2013. |
Geoscience Australia manages the data acquisition programs in Western Australia and South Australia.
For more information, please email clientservices@ga.gov.au; or phone 1800 800 173.
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