The Camurlu Oil field located in the South East of Turkey close to the Syrian border has been discovered in 1975 The producing formations are located in three separate layers: - the shallowest one, which is about 1250 m deep, is the light-brown limestone formation of Alt Sinan. The total formation thickness is approximately 150 m including 60 m which contain a heavy viscous oil (10-12 oAPI) below the gas cap, - under the Alt Sinan formation, a ta depth of about 1400 m, is a dolomitic formation showing local producing capacities of heavy oil (10-12 oAPI) with a high watercut: Beloka,