| Site number | 23225 |
| Measuring point system | Grundnetz |
| Community | Marktl |
| District | Altötting |
| Operator | |
| Aquifer | Quartär |
| Measurement site depth under ground [m] | 12.99 m |
| Ground level | 374.05 m above sealevel |
| Easting | 783423 (ETRS89 / UTM Zone 32N) |
| Northing | 5348708 |
| Observation period | 01.11.1982 to 24.06.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 370.43 m above sealevel |
| Mean waterlevel (MW) | 369.77 m above sealevel |
| Minimum waterlevel (NNW) | 369.54 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 370.00 m above sealevel (Period: 01.11.1982 - 01.11.2026) |