Table 4 Bacteriological characteristics of the wastewater treatment in fifteen different assessment stations in the central of Tunisia

E.coli identification

( E.coli pathotype) [%]

Salmonella

identification

Kasserine

   Enterance point

2

+ (EAEC aggR⁺)

-

+ (EAEC aggR⁺)

-

   Exist point

2

+ (EAEC aggR⁺)

-

+ (EAEC aggR⁺)

-

Sbeitla

   Enterance point

2

+ (EAEC aggR⁺)

-

+ (ETEC elt⁺ , est⁺)

+

   Exist point

2

+ (EAEC aggR⁺)

-

+ (ETEC est⁺)

-

Sidi-bouzid

   Enterance point

2

-

-

+ (ETEC elt⁺)

+

   Exist point

2

-

-

-

-

Mahdia

   Enterance point

2

+ (ETEC est⁺)

+

+ (ETEC est⁺)

+

   Exist point

2

+ (ETEC est⁺)

-

+ (ETEC est⁺)

-

El-Jem

   Enterance point

2

+ (ETEC est⁺)

+

+ (ETEC elt⁺)

+

   Exist point

2

+ (ETEC est⁺ )

-

-

+

Ksou-essaf

   Enterance point

2

+ (ETEC elt⁺)

+

2

+ (ETEC elt⁺) - -

+

   Exist point

-

-

Kairouan

   Enterance point

2

+ (EAEC aggR⁺)

-

+ (EIEC ipaH⁺)

-

   Exist point

2

+ (EAEC aggR⁺)

-

+ (EIEC ipaH⁺)

-

Jammel

   Enterance point

2

+ (ETEC elt⁺ , est⁺)

+

+ (EAEC aggR⁺)

+

   Exist point

2

+ (ETEC est⁺ )

+

+ (EAEC aggR⁺)

+

Ouardanine

   Enterance point

2

+ (ETEC est⁺)

+

+ (EIEC ipaH⁺)

-

   Exist point

2

+ (ETEC est⁺)

+

+ (EIEC ipaH⁺)

-

El-frina

   Enterance point

2

+ (ETEC elt⁺)

+

-

-

   Exist point

2

-

-

-

-

Dkhila

   Enterance point

2

+ (ETEC elt⁺)

+

-

+

   Exist point

2

-

-

-

-

Sahline

   Enterance point

2

-

+

+ (ETEC elt⁺)

+

   Exist point

2

-

+

-

+

Msaken

   Enteance point

2

+ (ETEC elt⁺ , est⁺)

-

+ (ETEC est⁺)

-

   Exist point

2

+ (ETEC est⁺)

-

+ (ETEC est⁺)

-

Sousse-Nord

   Enterance point

2

+ (EAEC aggR⁺)

+

-

+

   Exist point

2

-

-

-

-

Sousse-Sud

   Enterance point

2

-

+

-

+

   Exist point

2

-

-

-

-

Total in Enterance point

30

23 [76.6]

20 [66.6]

Total in Exit point

30

15 50

6[20]