This category collects articles about lakes of Nizhny Novgorod Oblast — karst, floodplain, and urban. Among them are Svetloyar — a legendary lake in Voskresensky District associated with the legend of the city of Kitezh, and the Pustynskie Lakes — a group of karst water bodies in the north of Arzamassky District near the Seryozha River. Within the city limits of Nizhny Novgorod is Meshcherskoe Lake — the largest urban lake, holding the status of a nature monument of regional significance. Karst origin is also characteristic of Lake Vad in the village of the same name in Nizhny Novgorod Oblast.