| Site number | 27178 |
| Measuring point system | Staatliches Sondernetz |
| Community | Arnstein |
| District | Main-Spessart |
| Operator | |
| Aquifer | Unterer Keuper |
| Measurement site depth under ground [m] | -- |
| Ground level | 281.14 m above sealevel |
| Easting | 570215 (ETRS89 / UTM Zone 32N) |
| Northing | 5542790 |
| Observation period | 19.02.2024 to 26.05.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 272.15 m above sealevel |
| Mean waterlevel (MW) | 269.23 m above sealevel |
| Minimum waterlevel (NNW) | 267.97 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 271.67 m above sealevel (Period: 01.11.2023 - 01.11.2026) |