Presentation
Douleb is located in the delegation of Feriana in the Governorate of Kasserine at about 60 km south west of the city Kasserine. This site is located in a mountainous region (Altitude: 1300m).

This site was discovered in 1966, developed and put into production in 1968.
- Douleb : 70 % ETAP et 30 % SEREPT
- Operator : ETAP
- General Contarctor : SEREPT
- Production In : 12 Avril 1968
Wells
- 4 Dolomite producing wells with ESP pumps,
- 4 Limestone producing wells with walking-beam pumps
- 3 Vraconian producing wells with walking-beam pumps
- 1 Limestone injector wel
- 1 Dolomite injector well for production waters

Storage and transportation of raw products
Storage :
- Storage in Douleb 2 600 m3
- Storage in Tamesmida 300 m3
Transportation :
- From Tamesmida to Douleb in trucks,
- From Douleb to La Skhira by pipline 6''
Pipe :
- Lenght 174 km
- Diameter 6''
- Expedition frequency 12 hours/week
- 7 Cathodic protection stations
- 7 Sectioning stations


Developement Project (2003/2004)
- Drilling of 4 wells in Douleb (DL14 / DL100 / DL109 / DL118),
- Drilling of one well in Tamesmida TAM5,
- Conversion of a well into an injector in Douleb DL13
- Conversion of a well into an injector in Semmama SEM2.