{"id":"coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","canonicalSlug":"coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","url":"https://wellficent.com/en/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","language":"en","title":"Coda completes Elizabeth Creek groundwater bores ahead of pump testing","summary":"Six constructed bores will support hydrogeological studies while the rig moves to shallow exploration at Oakden.","body":["Coda Minerals reported on 28 October that it had completed the hydrogeological drilling programme at its wholly owned Elizabeth Creek copper-silver project in South Australia. The six-hole programme established three production bores and three monitoring bores, with 1,378 metres drilled in total. Monitoring bores account for 764 metres and production bores for 614 metres.","At Windabout, the work comprised one production bore and one monitoring bore. Emmie Bluff received two of each type. The bores were completed and constructed as designed, but anticipated flow rates have not yet been determined. Those rates require pump testing, during which groundwater responses will be measured in the monitoring bores.","Coda plans tests lasting up to 48 hours on each production bore after site earthworks create facilities to control saline runoff. The company expects that preparatory work later in 2026 after the Oakden exploration programme. Data will inform the regional groundwater model, environmental approvals and mining studies, including dewatering, depressurisation and potential mine water supply.","The rig will move to Oakden for a planned six-hole reverse circulation programme targeting shallow mineralisation reported in historical drilling. Its first objective is to verify the older result and investigate whether mineralisation extends beyond it. Completion of groundwater drilling is therefore a study milestone; it does not establish sustainable bore yields, environmental approval or a new economic ore source."],"keyPoints":[],"sections":[],"text":"Coda completes Elizabeth Creek groundwater bores ahead of pump testing\n\nSix constructed bores will support hydrogeological studies while the rig moves to shallow exploration at Oakden.\n\nCoda Minerals reported on 28 October that it had completed the hydrogeological drilling programme at its wholly owned Elizabeth Creek copper-silver project in South Australia. The six-hole programme established three production bores and three monitoring bores, with 1,378 metres drilled in total. Monitoring bores account for 764 metres and production bores for 614 metres.\n\nAt Windabout, the work comprised one production bore and one monitoring bore. Emmie Bluff received two of each type. The bores were completed and constructed as designed, but anticipated flow rates have not yet been determined. Those rates require pump testing, during which groundwater responses will be measured in the monitoring bores.\n\nCoda plans tests lasting up to 48 hours on each production bore after site earthworks create facilities to control saline runoff. The company expects that preparatory work later in 2026 after the Oakden exploration programme. Data will inform the regional groundwater model, environmental approvals and mining studies, including dewatering, depressurisation and potential mine water supply.\n\nThe rig will move to Oakden for a planned six-hole reverse circulation programme targeting shallow mineralisation reported in historical drilling. Its first objective is to verify the older result and investigate whether mineralisation extends beyond it. Completion of groundwater drilling is therefore a study milestone; it does not establish sustainable bore yields, environmental approval or a new economic ore source.","category":"energy","region":"world","topics":["mining","metals"],"eventDate":"2026-10-28","eventDateBasis":"source-event-or-period","publishedAt":"2026-10-28T15:57:58Z","modifiedAt":"2026-10-28T15:57:58Z","publicationBasis":"first-publication","preparedAt":"2026-10-28T15:57:33Z","sourcePublishedAt":"2026-10-28","translatedAt":null,"sources":[{"url":"https://asx.api.markitdigital.com/asx-research/1.0/file/2924-03153988-6A1351784","name":"Coda Minerals","checkedAt":"2026-10-28","publishedAt":"2026-10-28"}],"translations":{"en":"https://wellficent.com/en/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","tr":"https://wellficent.com/tr/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","ar":"https://wellficent.com/ar/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","fr":"https://wellficent.com/fr/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","es":"https://wellficent.com/es/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","ru":"https://wellficent.com/ru/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026","pt":"https://wellficent.com/pt/news/coda-elizabeth-creek-groundwater-bores-oakden-october-28-2026"},"corrections":[],"locations":[],"type":"news","classification":{"version":"1","dataKinds":["project-update"],"geographies":[{"role":"economic-scope","countryCode":"AU","subdivisionCode":null}],"evidenceBasis":["reported-observation","plan"],"measurementPeriod":null}}