UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 1)*
Western Water Co.
------------------
(Name of Issuer)
Common Stock
------------
(Title of Class of Securities)
95988110
--------
(CUSIP Number)
03/31/98
--------
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which
this Schedule is filed:
[X] Rule 13d-1(b)
[ ] Rule 13d-1(c)
[ ] Rule 13d-1(d)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities,
and for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required on the remainder of this cover page shall not be
deemed to be "filed" for the purpose of Section 18 of the Securities Exchange
Act of 1934 ("Act") or otherwise subject to the liabilities of that section of
the Act but shall be subject to all other provisions of the Act (however, see
the Notes).
Page 1 of 5 Pages
<PAGE>
- -------------------------------- --------------------------
CUSIP No. 95988110 13G Page 2 of 5 Pages
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- -------------------------------- --------------------------
- -----------------------------------------------------------------------------
1 NAME OF REPORTING PERSON
S.S. OR I.R.S. IDENTIFICATION NO. OF ABOVE PERSON
Warburg Pincus Asset Management, Inc. 13-2673503
- ------------------------------------------------------------------------------
2 CHECK THE APPROPRIATE BOX IF A MEMBER OF A GROUP (SEE INSTRUCTIONS)
(a)
(b)
Not applicable
- ---------- ------------------------------------------------------------------
3 SEC USE ONLY
- ---------- ------------------------------------------------------------------
4 CITIZENSHIP OR PLACE OF ORGANIZATION
Delaware
- -------------------- --------------------------------------------------------
5 SOLE VOTING POWER
374,300
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NUMBER OF 6 SHARED VOTING POWER
SHARES
BENEFICIALLY 473,850
OWNED BY
--------------------------------------------------------
EACH 7 SOLE DISPOSITIVE POWER
REPORTING
PERSON 848,150
WITH
------ -------------------------------------------------
8 SHARED DISPOSITIVE POWER
0
- -----------------------------------------------------------------------------
9 AGGREGATE AMOUNT BENEFICIALLY OWNED BY EACH REPORTING PERSON
848,150
- ---------- ------------------------------------------------------------------
10 CHECK BOX IF THE AGGREGATE AMOUNT IN ROW (9) EXCLUDES CERTAIN SHARES
(SEE INSTRUCTIONS)
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11 PERCENT OF CLASS REPRESENTED BY AMOUNT IN ROW 9
10.30%
- ---------- ------------------------------------------------------------------
12 TYPE OF REPORTING PERSON (SEE INSTRUCTIONS)
IA
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Page 2 of 5 Pages
<PAGE>
Item 1(a): Name of Issuer:
- ---------- ---------------
Western Water Co.
Item 1(b): Address of Issuer's Principal Executive Offices:
- ---------- ------------------------------------------------
4660 La Jolla Village Drive
Suite 825
San Diego, CA 92122
Item 2(a) Name of Person Filing
- --------- ---------------------
Warburg Pincus Asset Management, Inc.
Item 2(b): Address of Principal Business Office:
- ---------- -------------------------------------
466 Lexington Avenue, New York, New York 10017
Item 2(c): Citizenship:
- ---------- ------------
Delaware
Item 2(d): Title of Class of Securities:
- ---------- -----------------------------
Common Stock
Item 2(e): CUSIP Number:
- ---------- -------------
95988110
Item 3: If the reporting person is an investment adviser
- ------ in accordance with ss. 240.13d-1(b)(1)(ii)(E),
check this box. [X]
Item 4: Ownership:
- ------- ----------
(a) Amount beneficially owned: 848,150
(b) Percent of class: 10.30%
(c) Number of shares as to which the person has:
(i) Sole power to vote or to direct the
vote 374,300
(ii) Shared power to vote or to
direct the vote 473,850
(iii) Sole power to dispose or to
direct the dispostion of 848,150
(iv) Shared power to dispose or to
direct the dispostion of 0
Item 5: Ownership of Five Percent or Less of a Class:
- ------- --------------------------------------------
Not Applicable
Page 3 of 5 Pages
<PAGE>
Item 6: Ownership of More than Five Percent on Behalf of
- ------- ------------------------------------------------
Another Person:
--------------
Warburg Pincus Asset Management, Inc.
("WPAM") is an Investment Adviser registered
with the United States Securities and
Exchange Commission. WPAM serves as
investment adviser to many accounts including
various registered investment companies. The
securities which are the subject of this
report are owned by our accounts. A
registered investment company may own more
than 5% of the securities, however, no
individual or institutional account does. In
this report no registered investment company
owned more than 5%.
Item 7: Identification and Classification of the
- ------- ----------------------------------------
Subsidiary Which Acquired the Security Being
--------------------------------------------
Reported on By the Parent Holding Company:
------------------------------------------
Not Applicable.
Item 8: Identification and Classification of
- ------- ------------------------------------
Members of the Group:
Not Applicable.
Item 9: Notice of Dissolution of Group:
- ------- -------------------------------
Not Applicable.
Item 10: Certification:
- -------- --------------
By signing below I certify that, to the best
of my knowledge and belief, the securities
referred to above were acquired and are held
in the ordinary course of business and were
not acquired and are not held for the purpose
of or with the effect of changing or
influencing the control of the issuer of the
securities and were not acquired and are not
held in connection with or as a participant
in any transaction having that purpose or
effect.
Page 4 of 5 Pages
<PAGE>
SIGNATURE
---------
After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true, complete
and correct.
Dated: 04/08/98
By: Linda S. Iovan
----------------
Name: Linda S. Iovan
Title: Vice President
Page 5 of 5 Pages
