| Site number | 23176 |
| Measuring point system | Staatliches Sondernetz |
| Community | Altenmarkt a.d.Alz |
| District | Traunstein |
| Operator | |
| Aquifer | Quartär |
| Measurement site depth under ground [m] | 10.35 m |
| Ground level | 540.86 m above sealevel |
| Easting | 758824 (ETRS89 / UTM Zone 32N) |
| Northing | 5322462 |
| Observation period | 20.11.1974 to 05.05.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 534.99 m above sealevel |
| Mean waterlevel (MW) | 532.21 m above sealevel |
| Minimum waterlevel (NNW) | 531.40 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 533.14 m above sealevel (Period: 01.11.1974 - 01.11.2026) |