Lake Irwin
Shire of Leonora
Lake Irwin is a potash, rare earth elements and nickel exploration project in the Shire of Leonora, Western Australia. Its 27 WAMEX reports were lodged by 5 companies between 2007 and 2024, most recently Encounter Resources Limited in 2024.
Reports
27
Operators
5
companies on record
Worked
18yrs
2007 to 2024, 2 years ago
Main target
Potash
8 commodities on record
Free AI report on Lake Irwin
NextMaps reads the open-file WAMEX reports over this ground into one cited prospectivity
assessment: the geology, past programs, drill intercepts and the gaps nobody tested. New accounts get one free.
Explore on the live map
Lake Irwin in the Shire of Leonora
Ground extent66 × 52 km
Report areas mapped13
Who has explored here
Companies that lodged reports over Lake Irwin, most active first.
Who controls this ground today
Today 11 live and pending tenements sit over the Lake Irwin ground, held under 4 names.
Free account
- Which tenements sit over this ground, and who holds each
- The area they cover and when they expire
- The main holders here, by number of titles
Premium
- Whether that ground is meeting its expenditure commitments
- Dormant tenements and active forfeitures
- Mortgages, caveats and the expiry profile
Exploration record on Lake Irwin
- Local government
- Shire of Leonora
- Commodities targeted
- Potash 14 · Rare Earth Elements 8 · Uranium 8 · Vanadium 8 · Base Metals 7 · Gold 4 · Copper 1 · Nickel 1
- Work on record
- Water sampling 7 · Geophysical interpretation 5 · Ground gravity surveys 5 · Soil sampling 4 · Auger drilling 3 · Hydrogeology 3 · Multielement analysis 3 · Passive seismic 3
- Resource declared
- Never on this record
- Downloadable data
- 22 of 27 reports include a digital package
- Reports with no exploration
- 7 of 27 record no work done
- Report types
- Annual 17 · Final Surrender 5 · Partial Surrender 5
Reports by decade
42000s
122010s
112020s
Exploration reports
27 WAMEX reports filed over Lake Irwin.
Rather than open these one by one on the DMPE site,
have the record over this ground read into one cited report, free for new accounts.
Most recent reports
| Report | Year | Operator | Title |
|---|---|---|---|
| A144204 | 2024 | Encounter Resources Limited | LAke Irwin Project E38/3811 Final Surrender Report for the period ending 28/06/2024 |
| A144202 | 2024 | Encounter Resources Limited | Lake Irwin Project E38/3794 Final Surrender Report for the period ending 27/06/2024 |
| A144201 | 2024 | Encounter Resources Limited | Lake Irwin Project E37/1522 Final Surrender Report for the period ending 27/06/2024 |
| A144194 | 2024 | Encounter Resources Limited | Lake Irwin Project E37/1518 Final Surrender Report for the period ending 27/06/2024. |
| A132181 | 2022 | So4 Fertiliser Developments Pty Ltd | Compulsory Partial Surrender Report E39/1892 Lake Irwin Project for the period ending 19/07/2022 |
| A132180 | 2022 | So4 Fertiliser Developments Pty Ltd | Compulsory Partial Surrender Report E38/3087 Lake Irwin for the period 23/03/2016 to 19/07/2022 |
| A132179 | 2022 | So4 Fertiliser Developments Pty Ltd | Compulsory Partial Surrender Report Lake Irwin E37/1233 for the period ending 19/07/2022 |
| A130817 | 2022 | Salt Lake Potash Limited | Combined Annual Technical Report C163/2016, Lake Irwin Potash Project, 23 March 2021 to 22 March 2022 |
| A127399 | 2021 | So4 Fertiliser Developments Pty Ltd | Annual Technical Report C163/2016 Lake Irwin Potash Project for the period ending 22/3/2021 |
| A127386 | 2021 | So4 Fertiliser Developments Pty Ltd | Annual Technical Report C52/2016 Lake Irwin Potash Project for the period ending 23/03/2021 |
| A125433 | 2020 | Diversified Asset Holdings Pty Ltd | Lake Irwin Annual Report on E37/1211 for the period 10/082015-10/08/2019 |
| A120073 | 2019 | Salt Lake Potash Limited | C127/2016 Lake Irwin Potash Project Annual Technical Report for the period 23 March 2018 to 22 March 2019, E37 |
| A120071 | 2019 | Salt Lake Potash Limited | Annual Technical Report C163/2016 Lake Irwin for the period 23 March 2018 to 22 March 2019, E39/01892, E38/031 |
| A120070 | 2019 | Salt Lake Potash Limited | Annual Technical Report the Lake Irwin Potash Project C52/2016 For the Period 23 March 2018 to 22 March 2019, |
| A116785 | 2018 | Salt Lake Potash Limited | Combined Annual Technical Report C127/2017 Lake Irwin Potash Project E37/1260 & E39/1956 for the period 23 Mar |
| A116763 | 2018 | Salt Lake Potash Limited | Annual Technical Report for C52/2016 Lake Irwin Potash Project for the period 23/03/2017 - 22/03/2018, E37/012 |
| A116750 | 2018 | Salt Lake Potash Limited | Annual Technical Report C163/2016 Lake Irwin Potash Project for the period 23/03/2017 - 22/03/2018, E39/01892, |
| A113871 | 2017 | Salt Lake Potash Limited | Annual Technical Report for Lake Irwin Project C52/2016 for the period 23 March 2016 to 22 March 2017, E37/012 |
| A113870 | 2017 | Salt Lake Potash Limited | Annual Technical Report for the Lake Irwin Project C163/2016 for the period 23 March 2016 to 22 March 2017, E3 |
| A96892 | 2012 | Silverlake Resources Ltd | Annual Report for E38/2622, Lake Irwin Project Western Australia. 14/12/2011 – 13/12/2012 |
All 27 report numbers over Lake Irwin
A144204 2024, A144202 2024, A144201 2024, A144194 2024, A132181 2022, A132180 2022, A132179 2022, A130817 2022, A127399 2021, A127386 2021, A125433 2020, A120073 2019, A120071 2019, A120070 2019, A116785 2018, A116763 2018, A116750 2018, A113871 2017, A113870 2017, A96892 2012, A88986 2011, A85664 2010, A85576 2010, A81810 2009, A81715 2009, A77680 2008, A74754 2007
Other projects in the Shire of Leonora
What does the exploration record say about Lake Irwin?
NextMaps reads the WAMEX reports over a chosen area into a referenced prospectivity assessment: the geology, the historical programs, the drill intercepts and geochemistry, and the untested gaps, with every claim cited back to its source report. New accounts include a free report. How the reports work.
Get the free report Open this ground on the map
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Tenure data sourced from the DMPE public registers and SLIP WA (© Government of Western Australia, CC BY 4.0). Compiled by NextMaps. Verify against primary sources before reliance.