Boliden – Tara Mine In-Rush Event Assessment
From Department of the Environment, Climate and Communications
Published on
Last updated on
From Department of the Environment, Climate and Communications
Published on
Last updated on
On 20 November 2021, an incident occurred at a drill site within PLA 4502. This incident was an in-rush of water into an exploration tunnel (Tara Deep Exploration Drive) constructed from the South West Extension (SWEX) area of Tara Boliden’s Navan mine. The flow rate increased over the next few days, flooding the tunnel and underground workings. The in-rush was stopped on 2 December 2021.
In January 2022, the Geoscience Regulation Office (GSRO), the Environmental Protection Agency (EPA) and Meath County Council commissioned Wardell Armstrong International (WAI) to undertake an independent hydrogeological review of the Boliden Tara Deep Deposit and surrounding area.
The objectives of this review were to:
Data reviewed to support this assessment has been provided primarily by Boliden Tara Mines DAC. Data was also provided by Meath County Council, the EPA, Residents of Robinstown – Shambo area and the Department of the Environment, Climate and Communications (DECC) via the GSRO.