| Site number | 23251 |
| Measuring point system | Grundnetz |
| Community | Kastl |
| District | Altötting |
| Operator | |
| Aquifer | Obere Süßwassermolasse |
| Measurement site depth under ground [m] | 159.00 m |
| Ground level | 456.23 m above sealevel |
| Easting | 773124 (ETRS89 / UTM Zone 32N) |
| Northing | 5341234 |
| Observation period | 11.01.2005 to 14.07.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 400.00 m above sealevel |
| Mean waterlevel (MW) | 399.23 m above sealevel |
| Minimum waterlevel (NNW) | 398.30 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 399.47 m above sealevel (Period: 01.11.2004 - 01.11.2026) |