Table 1: Selected candidate aquifers for screen placements in some boreholes within the study area.

S/N

Lat

Long

Borehole ID

Location

No of Aquifers

Candidate Aquifer Depth (m)

Resistivity of the Candidate Aquifer (Ohm-m)

Screen Placement

Remarks

1

4.8138

6.9866

RS5

Onne Federal Ocean Terminal

3

150-205

623.0

3rd Aquifer

Screened

2

4.7788

7.0001

RS10

Kidney Island, Abonema Warf PHC

3

98-152

889.0

3rd Aquifer

Screened

3

4.7518

7.0357

RS7

Amadi Creek (Eastern By Pass) BH 1

3

156-210

660.0

3rd Aquifer

screened

4

4.802

7.025

RS16

Amadi Creek BH2

8

250-312

950.0

7th Aquifer

screened

5

4.6269

 

6.8051

RS15

Idama

5

415-570

450.0

5th Aquifer

Screened

6

4.5763

6.8888

RS12

Bille

4

260-390

150.0

4th Aquifer

Screened

7

5.8444

 

5.0495

 

DS2

 

Ogheye

2

75-110

67

2nd Aquifer

Screened

8

6.5116

 

4.8694

 

OS10

 

Idogun Ayadi

8

237-320

12.15

 7th Aquifers

Screened

Screened

9

4.4409

7.1643

RS14

Oguede Bonny

13

430-457

659.5

13th Aquifer

Screened

10

6.0399

 

4.9092

 

OS4

Akpata Ijaw

5

95-114

100.8

4th Aquifer

Screened

11

4.7053

6.8572

OS11

Jiririnwo

6

170-183

53.32

6th Aquifer

Screened

12

4.3933

7.1744

RS13

Finima

7

410-426

317.0

7th Aquifer

Screened

13

4.4142

7.1898

RS8

Bonny

17

528-574

246.0

16th Aquifer

Screened

14

6.1946

5.0392

OS2

Adoloseimo Ondo

7

140-160

224.0

7th Aquifer

Screened

15

4.8632

6.5880

RS1

Asaramatoru

7

242-270

187.3

7th Aquifer

Screened

16

4.7049

7.2597

RS11

Kula

6

132-230

220.0

4th Aquifer

Screened

17

5.5075

5.2162

DS3

Ogidigben

4

537-580

171.0

4th Aquifer

Screened

18

4.3078

6.2456

BS1

Brass

12

222-240

243-306

154.0

152.0

11th and 12th Aquifers

Screened