Exploration success

Last updated: 10 Mar 2014

In 2013, 37 of the 57 exploration and appraisal wells drilled, discovered hydrocarbons. The information contained in the tables below records all the exploration and appraisal drilling results since 2008.

2013 Discoveries 2013 Dry wells
  Name Country   Name Country
1 Agete-1 Kenya 1 Augunshaug-1 Norway
2 Ekales-1 Kenya 2 Buzio-1 Mozambique
3 Enyenra-6A Ghana 3 Cachalote-1 Mozambique
4 Etuko-1 Kenya 4 Calao-1 Côte d'Ivoire
5 Gunya-2 Uganda 5 Carlsberg-1 Noway
6 Gunya-3-X Uganda 6 Cebus-1 French Guiana
7 Gunya-4 Uganda 7 GM-ES-5 French Guiana
8 Jobi-East-3 Uganda 8 KCM-1 Gabon
9 Jobi-East-4 Uganda 9 KPM-1 Gabon
10 Jobi-East-6 Uganda 10 Mantra-1 Norway
11 Jobi-East-7 Uganda 11 Mjosa-1 Norway
12 Lyec-1 Uganda 12 Mpyo-2 Uganda
13 Mboundi - 2001ST Congo (Brazzaville) 13 Ondyek-1 Uganda
14 Mboundi - 2004ST Congo (Brazzaville) 14 Paipai -1 Kenya
15 Mboundi - 2005ST Congo (Brazzaville) 15 Paon-2 Côte d'Ivoire
16 Mboundi - 2101A Congo (Brazzaville) 16 Priodontes-1 French Guiana
17 Mboundi - 2102A Congo (Brazzaville) 17 Sabisa-1 Ethiopia
18 Mboundi - 805ST Congo (Brazzaville) 18 Sapele-1 Ghana
19 M'oba Gabon 19 Tultule-1 Ethiopia
20 Mpyo 6 Uganda 20 Wisting alt Norway
21 Mpyo 7 Uganda      
22 Mpyo-4 Uganda      
23 Mpyo-5 Uganda      
24 Ngiri-5 Uganda      
25 Ngiri-6-X Uganda      
26 Ngiri-7 Uganda      
27 Ntomme-4WI Ghana      
28 OMBG-102 Gabon      
29 OMBG-201 Gabon      
30 OMKO-201 Gabon      
31 OMKO-201ST-X Gabon      
32 OMKO-202 Gabon      
33 Onal-1603 Gabon      
34 Onal-1604 Gabon      
35 Onal-403 Gabon      
36 TCTM-C Gabon      
37 Wisting Central Norway      
2012 Discoveries 2012 Dry wells
  Name Country   Name Country
1 Jupiter-1 Sierra Leone 1 Ntorya-1 Tanzania
2 Ntomme-2A Ghana 2 Mercury-2A Sierra Leone
3 Enyenra-4A Ghana 3 Kosrou-1 Côte d'Ivoire
4 Ngamia-1 Kenya 4 Teak-4A Ghana
5 Ketch-10 UK 5 Kanywataba-1 Uganda
6 Jabbi-1 Pakistan 6 Zaedyus-2 French Guiana
7 Ngege-3 Uganda 7 Okure-1 Ghana
8 Paon-1 Côte d'Ivoire 8 Riwu-1 Uganda
9 Tchatamba-B9 Gabon 9 Til-1 Uganda
10 OMOC-N-702 Gabon 10 Raa-1 Uganda
11 OMOC-N-703 Gabon 11 Jaguar-1 Guyana
12 Wawa-1 Ghana 12 Coronie Suriname
13 Ngege-4 Uganda      
14 Ngege-5 Uganda      
15 Ngege-6 Uganda      
16 Jobi-3 Uganda      
17 Ngiri-3 Uganda      
18 Mbawa-1 Kenya      
19 Twiga South-1 Kenya      
20 Waraga-2 Uganda      
21 OMOC-N-206 Gabon      
22 OMOC-N-203 Gabon      
23 Limande-8 Gabon      
24 Mboundi-2002ST Congo (Brazz)      
25 Mboundi-2006 A Congo (Brazz)      
26 Mboundi-2007 A Congo (Brazz)      
27 Mboundi-2008 Congo (Brazz)      
28 K8-FA-308 Netherlands      
29 Jobi-4 Uganda      
30 Jobi-5 Uganda      
31 Ngege-7 Uganda      
32 Ngiri-3 Uganda      
33 Ngiri-4 Uganda      

2012 Success rate is 34 discoveries out of 46 wells = 74%

2011 Discoveries 2011 Dry wells
  Name Country   Name Country
1 Tweneboa-3 Ghana  1  Gharabi-1 Mauritania
2 Tweneboa-3A Ghana  2  Muscovite-1 Netherlands
3 Cormoran-1 Mauritania  3  Banda-1 Ghana
4 Nsoga-2 Uganda  4  B'Oba-1 Gabon
5 Teak-1 Ghana  5  Makore-1  Ghana
6 Enyenra-2A Ghana  6  Jobi-East-5  Uganda
7 Kigogole-6 Uganda  7  Foxtrot  UK
8 Teak-2 Ghana  8 Montserrado-1  Liberia
9 Tweneboa-4 Ghana  9  Nkongono-1  Gabon
10 Ngege-2 Uganda      
11 Jobi-East-1 Uganda      
12 Mpyo-3 Uganda      
13 Limande-7 Gabon      
14 Jobi-2 Uganda      
15 Gunya-A Uganda      
16 Cameron UK      
17 Akasa-1 Ghana      
18 Zaedyus French Guiana      
19 Enyenra-3A Ghana      
20 Jobi-East-2 Uganda      
21 OMOC-N-502 Gabon      
22 Teak-3A Ghana      
23 Onal 1501 (Onal-West) Gabon      
24 Onal-1701 Gabon      
25 Maroc-Nord-102 Gabon      
26 Tchatamba South Gabon      

 2011 Success rate is 26 discoveries out of 35 wells = 74%

 

2010 Discoveries 2010 Dry wells
  Name Country   Name Country
1 Tweneboa-2 Ghana 1 Likonde-1 Tanzania
2 Kasamene-2 Uganda 2 Dahoma-1 Ghana
3 OMOC-N1 Gabon 3 Noix de Coco-1 Gabon
4 Kasamene-3 Uganda 4 Onyina-1 Ghana
5 Kasamene-3A Uganda 5 Falcon North-1 Gabon
6 Nzizi-3 Uganda      
7 Mahogany-5 Ghana      
8 Shekhan-1 Pakistan      
9 Nsoga-5 Uganda      
10 Owo-1 Ghana      
11 Ngiri-2 Uganda      
12 Kigogole-2 Uganda      
13 Kigogole-5 Uganda      
14 Mpyo-1 Uganda      
15 Owo-1 ST Ghana      
16 Kigogole-4 Uganda      
17 Onal-1004 Gabon      
18 OMOC-N301 Gabon      
19 OMOC-N201 Gabon      
20 OMOC-N302 Gabon      
21 OMOC-N302 ST Gabon      
22 OMOC-103 Gabon      
23 OMOC-501 Gabon      
24 Mercury-1 Sierra Leone      

2010 Success rate was 24 discoveries out of 29 wells = 83%

2009 Discoveries 2009 Dry wells
  Name Country   Name Country
1 Giraffe-1 (Rii) Uganda 1 Awaka Uganda
2 Mputa-5 Uganda 2 South Grand Lahou Côte d'Ivoire
3 Tweneboa-1 Ghana      
4 Karuka-2 Uganda      
5 Nsoga-1 Uganda      
6 Kigogole-3 Uganda      
7 Warhindi-1 Uganda      
8 Ngara-1 Uganda      
9 Ngassa-2 Uganda      
10 Venus B-1 Sierra Leone      
11 Mahogany-4 Ghana      
12 Odum-2 Ghana      
13 Mahogany Deep-2 Ghana      

2009 Success rate was 13 discoveries from 15 wells = 87%

2008 Discoveries 2008 Dry wells
  Name Country   Name Country
1 Ngassa-1 Uganda 1 Doris UK
2 Ngege-1 Uganda 2 Khop Mauritania
3 Taitai-1 Uganda 3 C1 India
4 Karuka-1 Uganda 4 G1 India
5 Kasamene-1 Uganda 5 F1 India
6 Kingfisher-2 Uganda      
7 Kigogole-1 Uganda      
8 Warthog-1 (Ngiri) Uganda      
9 Kingfisher-3 Uganda      
10 Buffalo-1 (Jobi) Uganda      
11 Odum-1 Ghana      
12 Mahogany-2 Ghana      
13 Mahogany-3 Ghana      
14 Hyedua-2 Ghana      
15 Ebony-1 Ghana      
16 Banda North West Mauritania      
17 Banda East Mauritania      

2008 Success rate was 17 discoveries from 22 wells = 77%

Tullow exploration film

Screenshot of exploration video

Learn more about the process behind Tullow's exploration strategy by viewing our film.