| Richňava | |
| Location: | Banská Bystrica Region, Slovakia |
| Coordinates: | 48.4272°N 18.8469°W |
| Type: | Artificial lake |
| Pushpin Map: | Slovakia |
Richňava is one of the lakes near Banská Štiavnica in Slovakia. These lakes (or tajchy as locals call them) were created as water reservoirs for the mining industry.