| Site number | 25100 |
| Measuring point system | Grundnetz |
| Community | Lenggries |
| District | Bad Tölz-Wolfratshausen |
| Operator | |
| Aquifer | Quartär |
| Measurement site depth under ground [m] | 12.60 m |
| Ground level | 702.85 m above sealevel |
| Easting | 694931 (ETRS89 / UTM Zone 32N) |
| Northing | 5278856 |
| Observation period | 06.11.1955 to 14.07.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 700.52 m above sealevel |
| Mean waterlevel (MW) | 697.31 m above sealevel |
| Minimum waterlevel (NNW) | 695.77 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 698.72 m above sealevel (Period: 01.11.1955 - 01.11.2026) |