Třebovka
The Třebovka is a river in the Czech Republic, a left tributary of the Tichá Orlice River. It flows through the Pardubice Region. It is long.
Etymology
The name is derived from the old Czech verb triebiti, which meant 'chop down', 'clear'. The name refers to the founding of settlements on the site of forest that had to be cut down first. First the name of the Třebovka river was created, then it was transferred to the settlements along the river.Characteristic
The Třebovka originates in the territory of Koclířov in the Svitavy Uplands at an elevation of and flows to Ústí nad Orlicí, where it enters the Tichá Orlice River at an elevation of. It is long. Its drainage basin has an area of.The average discharge at 3.4 river km, before the confluence of the Třebovka and Knapovecký potok, is.
The longest tributaries of the Třebovka are:
| Tributary | Length | Side |
| Mikulečský potok | 8.5 | left |
| Zádolský potok | 8.4 | left |
| Knapovecký potok | 7.4 | right |