| Master data Hammermühle | |
|---|---|
| Site number | 15315000 |
| Community | Donaustauf |
| District | Regensburg |
| Operator | |
| Body of water | Otterbach |
| Catchment | 91.10 km2 |
| River chainage | 2.50 km |
| Easting | 737686 (ETRS89 / UTM Zone 32N) |
| Northing | 5436845 |
| Gauge zero point | 334.30 m NHN (DHHN2016) |