Holding(s) in Company

RNS Number:3560N
Ecofin Water & Power Opps PLC
09 July 2003

                                  SCHEDULE 10

                   NOTIFICATION OF MAJOR INTERESTS IN SHARES

1) Name of company

Ecofin Water & Power Opportunities plc "Capital Shares"

2) Name of shareholder having a major interest

AMVESCAP PLC and subsidiary companies on behalf of discretionary clients

3) Please state whether notification indicates that it is in respect of
holding of the shareholder named in 2 above or in respect of a
non-beneficial interest or in the case of an individual holder if it is a
holding of that person's spouse or children under the age of 18

Notification of Shareholder named in 2 above in respect of a non-beneficial
interest

4) Name of the registered holder(s) and, if more than one holder, the
number of shares held by each of them

Vidacos Nominees Limited - 7,000,000

HSBC Nominees Limited - 550,000

Bank of New York Nominees Limited - 200,000



5) Number of shares/amount of stock acquired

750,000

6) Percentage of issued class

2.14%

7) Number of shares/amount of stock disposed



8) Percentage of issued class



9) Class of security

Capital Shares of 1p each

10) Date of transaction

8th July 2003

11) Date company informed

9th July 2003

12) Total holding following this notification

7,750,000


13) Total percentage holding of issued class following this notification

22.14%

14) Any additional information


We have been further advised that the total holding shown in (12) above includes
the following notifiable holdings:

INVESCO Perpetual High Income Fund holds 3,490,000 Capital shares (9.97%)

INVESCO Perpetual Income Fund holds 3,176,667 Capital shares (9.07%)

Both of the above holdings being registered in the name of Vidacos Nominees
Limited

Subsidiary companies of AMVESCAP PLC have a large number of portfolio management
clients for whom they act as investment manager and investment advisor and by
virtue of Section 203 of the Companies Act 1985 AMVESCAP PLC is deemed to have
the same interest in the shares

15) Name of contact and telephone number for queries

Clint Tuckey 01277 201222

16) Name and signature of authorised company official responsible for
making this notification

Phoenix Administration Services Limited
Date of notification 9th July 2003




                      This information is provided by RNS
            The company news service from the London Stock Exchange
END

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