| SLOOTDORP-07 | 0.00 km | 2,818 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-07-SIDETRACK1 | 0.00 km | 2,864 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-06 | 0.01 km | 1,217 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-06-SIDETRACK1 | 0.01 km | 2,350 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-04 | 0.02 km | 2,268 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-05 | 0.03 km | 2,145 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-05-SIDETRACK1 | 0.03 km | 2,300 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-01 | 0.04 km | 2,508 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-03 | 1.33 km | 2,044 m | TNO / NLOG — Netherlands boreholes |
| KREIL-01 | 3.88 km | 2,731 m | TNO / NLOG — Netherlands boreholes |
| SLOOTDORP-02 | 4.57 km | 2,277 m | TNO / NLOG — Netherlands boreholes |
| WIERINGERWAARD-01 | 5.15 km | 2,645 m | TNO / NLOG — Netherlands boreholes |
| NIEDORP-01 | 7.23 km | 2,500 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-03 | 7.42 km | 2,540 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-02 | 7.43 km | 1,991 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-02-SIDETRACK1 | 7.43 km | 2,295 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-02-SIDETRACK2 | 7.43 km | 2,265 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-01 | 7.49 km | 2,046 m | TNO / NLOG — Netherlands boreholes |
| OUDESLUIS-01 | 7.91 km | 2,934 m | TNO / NLOG — Netherlands boreholes |
| WIERINGERWERF-01 | 9.32 km | 2,761 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-GT-09 | 9.54 km | Not reported / not verified m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-GT-08 | 9.55 km | Not reported / not verified m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-GT-05 | 10.58 km | 2,385 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-GT-06 | 11.79 km | 2,875 m | TNO / NLOG — Netherlands boreholes |
| MIDDENMEER-GT-06-SIDETRACK1 | 11.79 km | 2,781 m | TNO / NLOG — Netherlands boreholes |