Trześniówka
Trześniówka in Trześń
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Location
Country	Poland
Voivodeship	Podkarpackie, Świętokrzyskie
Physical characteristics
Mouth
• location	Vistula
• coordinates	50°40′52″N 21°47′54″E / 50.68111°N 21.79833°E / 50.68111; 21.79833
Length	56.26 km (34.96 mi)
Basin size	569.6 km2 (219.9 sq mi)
Basin features
Progression	Vistula→ Baltic Sea

The Trześniówka is a river in Poland, and a right-bank tributary of the Vistula (near the city of Sandomierz). Its length is 56.9 km with a basin area of 569.6 km². During the Central European floods in June 2010 Trześniówka flooded parts of Sandomierz.

• Rivers of Poland