Holding(s) in Company

TR-1: Notifications of Major Interests in Shares

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached:

Ecofin Water & Power Opportunities Plc

2. Reason for notification (yes/no)

An acquisition or disposal of voting rights

An acquisition or disposal of financial instruments which may result in the acquisition of shares already issued to which voting rights are attached 

An event changing the breakdown of voting rights

Other (please specify): Change in issued share capital

YES

3. Full name of person(s) subject to notification obligation:

Lloyds TSB Group Plc

4. Full name of shareholder(s) (if different from 3):

Perry Nominees Ltd

State Street Nominees Ltd

5. Date of transaction (and date on which the threshold is crossed or reached if different):

30th December 2008

6. Date on which issuer notified:

2 January 2009

7. Threshold(s) that is/are crossed or reached:

12%

8: Notified Details

A: Voting rights attached to shares

Class/type of shares

If possible use ISIN code

Situation previous to the triggering transaction

Resulting situation after the triggering transaction

Number of shares

Number of voting rights

Number of shares

Number of voting rights

Percentage of voting rights

Direct

Indirect

Direct

Indirect

Capital Shares GBP0.01

GB0031326431

1,669,521

1,669,521

1,669,521

1,669,521

12.453

B: Financial Instruments

Resulting situation after the triggering transaction

Type of financial instrument

Expiration date

Exercise/ conversion period/date 

No. of voting rights that may be acquired (if the instrument exercised/converted)

Percentage of voting rights

Total (A+B)

Number of voting rights

Percentage of voting rights

1,669,521

12.453

9. Chain of controlled undertakings through which the voting rights and /or the financial instruments are effectively held, if applicable:

2,854 Shares are held by Perry Nominees Ltd, a wholly owned subsidiary of Lloyds TSB Bank Plc, a wholly owned subsidiary of Lloyds TSB Group Plc.

1,666,667 Shares are held by State Street Nominees Ltd. Shares are under the control of Scottish Widows Investment Partnership Ltd, a wholly owned subsidiary of Scottish Widows Investment Partnership Group Ltd, a wholly owned subsidiary of Scottish Widows Group Ltd, a wholly owned subsidiary of Lloyds TSB Bank plc, a wholly owned subsidiary of Lloyds TSB Group Plc.

Proxy Voting:

10. Name of proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

14 Contact name:

T Smith - Phoenix Administration Services Limited

15. Contact telephone no.

01245 398950