U.S. SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 4
STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP
Filed pursuant to Section 16(a) of the
Securities Exchange Act of 1934,
Section 17(a) of the Public Utility Holding Company Act of 1935
or Section 30(f) of the Investment Company Act of 1940
[ ] Check this box if no longer
subject to Section 16. Form 4
or Form 5 obligations may
continue. See Instruction 1(b).
1. Name and Address of Reporting Person
Porter Carl W.
(Last) (First) (Middle)
3884 Gratiot Avenue
(Street)
Port Huron Michigan 48060
(City) (State) (Zip)
2. Issuer Name and Ticker or Trading Symbol
SEMCO Energy, Inc. -- SMGS
3. IRS or Social Security Number of Reporting Person (Voluntary)
4. Statement for Month/Year
April 1998
5. If Amendment, Date of Original (Month/Year)
6. Relationship of Reporting Person to Issuer (Check all applicable)
[ ] Director [ ] 10% Owner
[X] Officer (give title below) [ ] Other (specify below)
Senior Vice President and COO
-------------------------------
7. Individual or Joint/Group Filing (Check applicable line)
[X] Form filed by One Reporting Person
[ ] Form filed by More than One Reporting Person
<TABLE>
Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
<CAPTION>
1. Title of 2. Trans- 3. Trans- 4. Securities Acquired (A) 5. Amount of 6. Owner- 7. Nature
Security action action or Disposed of (D) Securities ship of In-
(Instr. 3) Date Code (Instr. 3, 4 and 5) Beneficially Form: direct
(Instr. -------------------------- Owned at Direct Bene-
(Month/ 8) (A) End of (D) or ficial
Day/ ---------- or Month Indirect Owner-
Year) Code V Amount (D) Price (Instr. 3 (I) ship
and 4) (Instr. 4) (Instr. 4)
- ---------------- -------------- ---- --- -------- --- ------- ------------------ ---------------- -------------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C>
Common Stock 04/15/98 P 58.5480 A $17.08 1,624.1221 D
Common Stock 1,339.3935<F1> I By 401(k)
Plan
Common Stock 174.23 I By ESOT
Trust
<FN>
<F1>
Acquired by the reporting person under the issuer's 401(k) plan between January 1, 1998 and March 31, 1998.
</FN>
</TABLE>
<TABLE>
Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
<CAPTION>
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11.
Title of Conver- Trans- Transac- Number of Deriv- Date Exer- Title and Price Number Owner- Nature
Deriva- sion or action tion Code ative Securities cisable and Amount of of of Deriv- ship of In-
tive Exercise Date (Instr. Acquired (A) or Expiration Underlying Deriv- ative Form direct
Security Price of (Month/ 8) Disposed of (D) Date Securities ative Secur- of De- Bene-
(Instr. Deriv- Day/ (Instr. 3, 4, (Month/Day/ (Instr. 3 Secur- ities rivative ficial
3) ative Year) and 5) Year) and 4) ity Bene- Secu- Own-
Security ---------- ------------------ --------------- -------------- (Instr. ficially ity: ership
5) Owned Direct (Instr.
Amount at End (D) or 4)
Date or of Indi-
Exer- Expir- Num- Month rect (I)
cis- ation Title ber of (Instr. (Instr.
Code V (A) (D) able Date Shares 4) 4)
- ---------- --------- --------- ----- ---- -------- -------- ------- -------- ------- ------ -------- --------- --------- --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
</TABLE>
Explanation of Responses:
See footnote above.
Carl W. Porter May 1, 1998
----------------------- -----------------
**Signature of Date
Reporting Person
**Intentional misstatements or omissions
of facts constitute Federal Criminal Violations.
See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
