Hoyerswerdaer Schwarzwasser is a river of Saxony, Germany. It is a right tributary of the Schwarze Elster, which it joins in Hoyerswerda.
| Hoyerswerdaer Schwarzwasser | |
|---|---|
 | |
| Location | |
| Country | Germany |
| States | Saxony |
| Physical characteristics | |
| Mouth | |
• location | Schwarze Elster |
• coordinates | 51°25′15″N 14°15′03″E / 51.4207°N 14.2508°E |
| Basin features | |
| Progression | Black Elster→ Elbe→ North Sea |