Ašarėna is a small river in Pelėdnagiai Local Authority. It starts at the edge of Pašiliai forest. It flows to the northeast along the edge of the forest, and through the forest further on. It flows in the lower reaches through Kėdainiai–Babtai road and flows into Nevėžis. Ašarėna pond covers 5.7 ha by Pelėdnagiai village. A well-kept swimming site is installed, which is particularly favoured by the locals and Kėdainiai townspeople. There are changing cabins, toilets, a tower, a sand beach and a car parking lot.
Pelėdnagiai, Kėdainiai District