Omata Dam is a gravity dam located in Toyama prefecture in Japan.

The dam is used for power production.

The dam impounds about 7 ha of land when full and can store 761 thousand cubic meters of water.

The construction of the dam was started on 1958 and completed in 1960.

This article about a dam or floodgate in Chūbu region of Honshu, Japan is a stub.