| LEEUWARDEN-03 | 0.00 km | 1,973 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-16 | 0.06 km | 2,195 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-07 | 1.27 km | 1,952 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-10 | 1.31 km | 2,342 m | TNO / NLOG — Netherlands boreholes |
| GROUW-02 | 2.29 km | 2,300 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-06 | 2.31 km | 1,956 m | TNO / NLOG — Netherlands boreholes |
| GROUW-01 | 2.75 km | 1,980 m | TNO / NLOG — Netherlands boreholes |
| AKKRUM-17 | 2.89 km | 2,201 m | TNO / NLOG — Netherlands boreholes |
| WIRDUM-02 | 3.53 km | 1,935 m | TNO / NLOG — Netherlands boreholes |
| WARGA-02 | 3.57 km | 1,906 m | TNO / NLOG — Netherlands boreholes |
| WARTENA-01 | 3.59 km | 1,173 m | TNO / NLOG — Netherlands boreholes |
| WARTENA-01-SIDETRACK1 | 3.59 km | 2,261 m | TNO / NLOG — Netherlands boreholes |
| WARGA-03 | 3.79 km | 2,078 m | TNO / NLOG — Netherlands boreholes |
| WARGA-01 | 3.84 km | 2,501 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-13 | 4.31 km | 2,137 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-14 | 4.32 km | 2,338 m | TNO / NLOG — Netherlands boreholes |
| WIRDUM-03 | 4.51 km | 2,403 m | TNO / NLOG — Netherlands boreholes |
| RAUWERD-02 | 4.84 km | 1,981 m | TNO / NLOG — Netherlands boreholes |
| OUDEGA-AKKRUM-02 | 5.04 km | 2,487 m | TNO / NLOG — Netherlands boreholes |
| RAUWERD-01 | 5.51 km | 1,979 m | TNO / NLOG — Netherlands boreholes |
| OUDEGA-AKKRUM-04 | 5.61 km | 2,362 m | TNO / NLOG — Netherlands boreholes |
| WIRDUM-01 | 5.96 km | 1,916 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-08 | 6.07 km | 2,379 m | TNO / NLOG — Netherlands boreholes |
| LEEUWARDEN-08-SIDETRACK1 | 6.07 km | 2,516 m | TNO / NLOG — Netherlands boreholes |
| EERNEWOUDE-02 | 6.07 km | 2,522 m | TNO / NLOG — Netherlands boreholes |