4 Eylül Dam () is a dam in Sivas Province, Turkey, built between 1996 and 2002. The dam is the source of drinking water for Sivas, 10 km to the southeast. It was built to fulfill the drinking needs of that province. The dam provides 33 hm3 of drinking water annually. It is located on the Mısmıl river and has a drainage area of 236.8 km2, which is fed by other streams.
See also List of dams and reservoirs in Turkey
References