The lake Frăsinet is situated within the communes Frăsinet and Valea Argovei, being situated in the middle course of the river Mostiștea. This anthropic lake is extended on a surface of 1.460 hectares and it is used as a fishery basin. The fundamental species of fish with which Lake Frăsinet is populated are: carp, pickerel, snapper and crucian carp.
Besides fishing, Lake Frăsinet is also used for irrigations.
