CALLIO IN PYHÄJÄRVI, FINLAND – YOUR UNDERGROUND SUCCESS FACTOR

The Pyhäsalmi Mine, located in the town of Pyhäjärvi, Finland, is one of the deepest known mines in Europe reaching 1,445 metres underground. As mining will end, a globally unique multidisciplinary operating environment, Callio, will emerge. The mine and the surrounding brownfield area offer a diverse range of opportunities for success for new and innovative projects and established operators seeking new horizons alike. Will your business be one of the first to seize the opportunity?

Latest news »

Have you heard of Callio FireLAB project, which will develop a fire laboratory utilizing the unique underground infrastructure of the Pyhäsalmi mine for piloting and demonstrating business needs? Please check our latest animation video here.

Finest Bay Area Development, which has plans to dig a tunnel connecting Finland and Estonia, has announced plans to establish a research centre at the Pyhäsalmi mine. 19.2.2021. Read more.

Characterisation of the natural gamma-ray background in the underground Callio Lab facility academic paper published 15.2.2020. Read more.

SCL Callio World Record Breakers  2019 official trailer video available 11.2.2020. Watch here.

Callio Underground Greenhouses TV-document in Rai Uno channel 15.8.2019 (italian). Watch here.

Callio Underground Greenhouses article Il Venerdì di Repubblica magazine (italian) 2.8.2019. Read more.

There are some beautiful things taking shape in the town of Pyhäjärvi, Finland. Located in the one of the deepest known places in Europe, in the depth of Pyhäsalmi mine, an operation environment Callio offers one of fewest underground research facilities in the whole world. Please read more here.

Callio Press Release 21 Jun 2018: Pyhäsalmi Mine gets a new zoning plan and a new life as “Callio Pyhäjärvi”. Read more.

Callio Extreme Run 2018 – world’s toughest underground running race is here.

Pyhäjärvi Energy Storage in Mine event in Helsinki 5.4.2018.

Latest publications »

Callio press release 22.4.2021. Europe’s deepest bore hole in Pyhäsalmi, Finland? GA Drilling from Slovakia, Finest Bay Area Development Oy and Pyhäjärvi Callio from Finland agreed to cooperate in the development and testing of new drilling technology. Read more.

Callio Underground Rescue animation video released from ACUUS 2021 seminar 3-4.February 2021.

Callio press release 21.12.2020: Better Underground Occupational Safety – first trainings have started in Callio Pyhäjärvi. Read more.

Callio press release 10.12.2020: The World Deepest Protein Factory is Placed in Pyhäsalmi Mine. Read more.

BSUIN Closing Seminar 29.9.2020: Postmining use of underground mines – safety, sustainability, social acceptance & economy – presentations and materials. Read more.

SVT 8.9.2020: White Wall official movie trailer available. See more.

Natural background radiation at Lab 2 of Callio Lab, Pyhäsalmi mine in Finland. Released 21.7.2020. Read more.

Press Release 29.8.2019: The Europe’s deepest active base metal mine is now being reused for food production. Read more. 

Press Release 19 Dec 2018: FutureMINE – Callio Pyhäjärvi transforms to multi-functional and customized testing environment.

What type of bioenergy terminal concept would be a profitable part of Callio? Mr Martti Kettunen has started as a project manager for this interesting feasibility study. Read more (Finnish).

Callio Pyhäjärvi underground agriculture mentioned in the new publication to give inspiration and encouragement to cities and decision makers on the possibilities of Underground Space Use. Author Ilkka Vähäaho, City of Helsinki. Read more.

Callio Pyhäjärvi Energy Storage in mine event – 5.4.2018 Helsinki – presentations.

Press Release 27 Feb 2018: The world’s highest hydraulic head in the underground energy storage plant – Pyhäjärvi, Finland.

New Callio Pyhäjärvi Data Center Campus video launched.

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