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Geological survey

Geological surveys will take place in 2024 in the Belgian and Dutch search area for the Einstein Telescope. With exploratory drilling and so-called geophysical-seismic surveys, the Einstein Telescope – EMR project office aims to get a better geological picture of the underground.

Drilling campaign

Before determining the three vertices for the underground telescope, information from drilling about the composition of the undergroud will help identify potentially suitable sites for this. Want to know more about the drilling campaign, how we will proceed and what we want to investigate?

Locations and dates

We carry out exploratory drilling at 12 locations in Belgium and the Netherlands. An overview is given below. The periods mentioned are subject to change. They may change, depending on the progress of the drilling.

PlaceMunicipalityLocationPeriod
Hombourg (WA)PlombièresBounder4 March-11 April
Sint-Pieters-Voeren (FL)VoerenBrabant/Rullen27 March-30 May
Teuven (FL)VoerenKloosterhofstraat24 May-4 July
Gemmenich (WA)PlombièresRue de Terstraeten9 April-7 June
Obsinnich (FL)VoerenObsinnich near railway5 June-19 July
Aubel (south) (WA)AubelRte de Val Dieu / Bushaye18 May-4 July
Henri-Chapelle (WA)WelkenraedtRue de Verviers30 May-3 August
Epen (DL)Gulpen-WittemSchutterij grounds17 July-31 August
Dal van Vijlen (DL)VaalsGroeneweg17 May-20 August
Herbesthal (WA)LontzenLimburgstraat (terrain NMBS)10 June-8 August
Vijlenerbos (DL)VaalsCar park16 Sept.-early Nov.
Sint-Pieters-Voeren (FL) (secondary drilling)VoerenBrabantdate not yet fixed
Note: WA = Wallonia / FL=Flanders / DL=Dutch Limburg
A look at the first drilling site in Hombourg

Seismic research

From October 2024, the Einstein Telescope EMR project office, together with the University of Liège (ULiège) and KNMI, will conduct seismic surveys in the German, Belgian and Dutch border region. To this end, small seismometers are being temporarily installed at around 250 locations. These so-called geo-phones measure acoustic background waves propagating in the subsurface.

Communication and viewings

Information meetings have been held for residents of Plombières, Aubel, Gemmenich, Voeren, Vaals and Epen. Furthermore, ‘viewings’ will be organised where interested parties can get on-the-spot information about the work.