Northern is pleased to announce that its subsidiary, NP Weald Limited (“NP Weald”), has been offered Block SU60 in an “out of round” offer which was announced by the DECC on 4 December 2008 and closed on 9 March 2009. The Block will be licensed as PEDL 256 with NP Weald as Operator, and is located in the Weald Basin, adjacent to PEDL 155. The Block contains a mapped extension of the Havant exploration prospect from PEDL 155 in which Northern also holds a 50% interest.

The PEDL 256 partners will be:

NP Weald

Magellan Petroleum (N.T.) Pty Ltd

Encore Oil Plc

Oil & Gas Investments Limited

Graham Heard, Exploration & Technical Director of Northern, commented:

“We are very pleased to have been offered Block SU60. The Havant prospect is considered to contain 16 million barrels of oil in place and the structure has similarities to the Horndean field located 5 km to the north. A planning consent has been granted for a drilling site next to the A3(M), previously announced on 12th March 2009, from which to drill an exploration well.”

In accordance with the AIM Rules – Guidance for Mining and Oil & Gas Companies, the information contained in this announcement has been reviewed and signed off by the Exploration and Technical Director of Northern, Mr Graham Heard CGeol FGS, who has over 30 years experience as a petroleum geologist.

For further information please contact:

Northern Petroleum Plc
Tel: +44 (0) 20 7469 2900
Chris Foss, Finance Director
Graham Heard, Exploration & Technical Director

Investec (NOMAD and Financial Adviser)
Tel: +44 (0) 20 7597 5000
Michael Ansell / Patrick Robb

Blue Oar (Joint Broker)
Tel: +44 (0) 20 7448 4400
Jerry Keen / Toby Gibbs

Jefferies International (Joint Broker)
Tel: +44 (0) 20 7029 8000
Chris Snoxall / Schuyler Evans

Bishopsgate Communications (Press)
Tel: +44 (0) 20 7562 3350
Nick Rome / Michael Kinirons

Buchanan Communications (Analysts)
Tel: +44 (0) 20 7466 5000
Tim Thompson / Ben Romney

Northern is pleased to announce that its subsidiary, NP Weald Limited (“NP Weald”), has been offered Block SU60 in an “out of round” offer which was announced by the DECC on 4 December 2008 and closed on 9 March 2009. The Block will be licensed as PEDL 256 with NP Weald as Operator, and is located in the Weald Basin, adjacent to PEDL 155. The Block contains a mapped extension of the Havant exploration prospect from PEDL 155 in which Northern also holds a 50% interest.

The PEDL 256 partners will be:

NP Weald

Magellan Petroleum (N.T.) Pty Ltd

Encore Oil Plc

Oil & Gas Investments Limited

Graham Heard, Exploration & Technical Director of Northern, commented:

“We are very pleased to have been offered Block SU60. The Havant prospect is considered to contain 16 million barrels of oil in place and the structure has similarities to the Horndean field located 5 km to the north. A planning consent has been granted for a drilling site next to the A3(M), previously announced on 12th March 2009, from which to drill an exploration well.”

In accordance with the AIM Rules – Guidance for Mining and Oil & Gas Companies, the information contained in this announcement has been reviewed and signed off by the Exploration and Technical Director of Northern, Mr Graham Heard CGeol FGS, who has over 30 years experience as a petroleum geologist.

For further information please contact:

Northern Petroleum Plc
Tel: +44 (0) 20 7469 2900
Chris Foss, Finance Director
Graham Heard, Exploration & Technical Director

Investec (NOMAD and Financial Adviser)
Tel: +44 (0) 20 7597 5000
Michael Ansell / Patrick Robb

Blue Oar (Joint Broker)
Tel: +44 (0) 20 7448 4400
Jerry Keen / Toby Gibbs

Jefferies International (Joint Broker)
Tel: +44 (0) 20 7029 8000
Chris Snoxall / Schuyler Evans

Bishopsgate Communications (Press)
Tel: +44 (0) 20 7562 3350
Nick Rome / Michael Kinirons

Buchanan Communications (Analysts)
Tel: +44 (0) 20 7466 5000
Tim Thompson / Ben Romney