| GROUW-02 | 0.00 km | 2,300 m | TNO / NLOG — Netherlands boreholes |
| GROUW-01 | 1.70 km | 1,980 m | TNO / NLOG — Netherlands boreholes |
| AKKRUM-17 | 2.22 km | 2,201 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-03 | 2.29 km | 1,973 m | TNO / NLOG — Netherlands boreholes |
| WIRDUM-02 | 2.32 km | 1,935 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-16 | 2.33 km | 2,195 m | TNO / NLOG — Netherlands boreholes |
| RAUWERD-02 | 3.05 km | 1,981 m | TNO / NLOG — Netherlands boreholes |
| RAUWERD-01 | 3.33 km | 1,979 m | TNO / NLOG — Netherlands boreholes |
| WIRDUM-03 | 3.36 km | 2,403 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-07 | 3.46 km | 1,952 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-10 | 3.50 km | 2,342 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-06 | 4.17 km | 1,956 m | TNO / NLOG — Netherlands boreholes |
| OUDEGA-AKKRUM-02 | 4.42 km | 2,487 m | TNO / NLOG — Netherlands boreholes |
| WIRDUM-01 | 4.51 km | 1,916 m | TNO / NLOG — Netherlands boreholes |
| WARGA-02 | 4.66 km | 1,906 m | TNO / NLOG — Netherlands boreholes |
| SNEEK-01 | 4.75 km | 2,005 m | TNO / NLOG — Netherlands boreholes |
| WARGA-03 | 4.87 km | 2,078 m | TNO / NLOG — Netherlands boreholes |
| WARGA-01 | 4.91 km | 2,501 m | TNO / NLOG — Netherlands boreholes |
| WARTENA-01 | 5.48 km | 1,173 m | TNO / NLOG — Netherlands boreholes |
| WARTENA-01-SIDETRACK1 | 5.48 km | 2,261 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-13 | 6.48 km | 2,137 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-14 | 6.48 km | 2,338 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-05 | 6.61 km | 2,754 m | TNO / NLOG — Netherlands boreholes |
| BOZUM-01 | 7.16 km | 1,963 m | TNO / NLOG — Netherlands boreholes |
| OUDEGA-AKKRUM-04 | 7.28 km | 2,362 m | TNO / NLOG — Netherlands boreholes |