Catchment

attribute

Land use

Latitude N

Longitude E

Altitude (m)

Width (m)

Depth (m)

Dominant

Substrate

Miana

M1

Forest

4˚33'35.20”

9˚58'05.46”

71

1.51

0.22

Sand, gravel

M2

Forest

4˚30'40.80”

9˚57'24.68”

34

3.44

0.33

Sand, Sand

M3

Forest

4˚30'14.05”

9˚54'16.86”

19

9.23

1.12

Sand, Mud

Ekouma

E1

Agriculture

4˚38'44.21”

9˚40'32.35”

154

2.87

1

Pebble, Mud

E2

Agriculture

4˚37'17.03”

9˚41'35.62”

111

4.78

1.4

Boulders, sand

E3

Agriculture

4˚36'10.26”

9˚41'11.90”

106

15.13

1.85

Sand, Mud

Tongo’o Bassa

T1

Urban

4˚2'42.50”

9˚43'47.11”

17

2.8

0.48

Sand, Mud

T2

Urban

4˚3'52.00”

9˚44'6.55”

11

12.5

0.81

Sand, Mud

T3

Urban

4˚5'13.96”

9˚43'21.90”

2

13.59

1.62

Sand, Mud