| Site number | 25181 |
| Measuring point system | Grundnetz |
| Community | Penzing |
| District | Landsberg am Lech |
| Operator | |
| Aquifer | Tertiär |
| Measurement site depth under ground [m] | 95.80 m |
| Ground level | 606.49 m above sealevel |
| Easting | 645455 (ETRS89 / UTM Zone 32N) |
| Northing | 5326124 |
| Observation period | 09.06.1998 to 15.07.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 569.98 m above sealevel |
| Mean waterlevel (MW) | 569.11 m above sealevel |
| Minimum waterlevel (NNW) | 568.24 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 569.26 m above sealevel (Period: 01.11.1997 - 01.11.2026) |