| Site number | 13126 |
| Measuring point system | Grundnetz |
| Community | Biessenhofen |
| District | Ostallgäu |
| Operator | |
| Aquifer | Niederterrasse |
| Measurement site depth under ground [m] | 32.50 m |
| Ground level | 714.92 m above sealevel |
| Easting | 620742 (ETRS89 / UTM Zone 32N) |
| Northing | 5296428 |
| Observation period | 02.05.1977 to 13.07.2026 |
Hauptwerte (Tagesmittelwerte): |
| Maximum waterlevel (HHW) | 706.68 m above sealevel |
| Mean waterlevel (MW) | 703.28 m above sealevel |
| Minimum waterlevel (NNW) | 701.21 m above sealevel |
| Mean Highest Groundwater Level (MHGW) | 704.67 m above sealevel (Period: 01.11.1976 - 01.11.2026) |