| Site number | 25139 |
| Measuring point system | Grundnetz |
| Community | Penzing |
| District | Landsberg am Lech |
| Operator | |
| Aquifer | Quartär |
| Measurement site depth under ground [m] | 10.23 m |
| Ground level | 607.09 m above sealevel |
| Easting | 645607 (ETRS89 / UTM Zone 32N) |
| Northing | 5326112 |
| Observation period | 13.09.1978 to 14.07.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 604.07 m above sealevel |
| Mean waterlevel (MW) | 600.03 m above sealevel |
| Minimum waterlevel (NNW) | 597.66 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 600.74 m above sealevel (Period: 01.11.1977 - 01.11.2026) |