Emerald Energy Plc - 1 March 2007

The following announcement is provided by Emerald Energy Plc every 6 months pursuant to the block listing made in March 05. The block listing provides an efficient and cost effective method to issue shares when existing options granted under the Emerald Energy Plc Discretionary Share Option Scheme are exercised.

BLOCK LISTING SIX MONTHLY RETURN

To: The FSA

1. Name of applicant: EMERALD ENERGY PLC

2. Name of scheme EMERALD ENERGY 1999 SHARE OPTION PLAN

3. Period of return: From 2 SEPTEMBER 2006 - 1 MARCH 2007

4. Balance under scheme from previous return: 3,475,000

5. The amount by which the block scheme has been increased, if the scheme has been increased since the date of the last return: NIL

6. Number of securities issued/allotted under scheme during period: NIL

7. Balance under scheme not yet issued / allotted at end of period: 3,475,000

8. Number and class of securities originally listed and the date of admission: 4,950,000 ORDINARY SHARES OF 10P EACH ON 2 MARCH 2005

9. Total number of securities in issue at the end of the period: 56,092,994

Name of contact GINA GIBSON

Address of contact EVOLUTION SECURITIES LIMITED, 100 WOOD STREET, LONDON EC2V 7AN

Telephone number of contact 020 7071 4313

Signed by HELEN MANNING

Company Secretary, for and on behalf of EMERALD ENERGY PLC (Applicant)

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