CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
SOUTH JERSEY INDUSTRIES
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of South Jersey Industries (the "Company") on Form 10-Q for the period ending June 30, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Charles Biscieglia, Chairman, President & Chief Executive Officer of the Company, certify to the best of my knowledge, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

                (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

                (2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
SOUTH JERSEY INDUSTRIES
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of South Jersey Industries (the "Company") on Form 10-Q for the period ending June 30, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, David A. Kindlick, Vice President, Treasurer & Chief Financial Officer of the Company, certify to the best of my knowledge, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

                (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

                (2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
SOUTH JERSEY GAS COMPANY
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of South Jersey Gas Company (the "Company") on Form 10-Q for the period ending June 30, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, Charles Biscieglia, President & Chief Executive Officer of the Company, certify to the best of my knowledge, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

                (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

                (2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.

CERTIFICATION PURSUANT TO
18 U.S.C. SECTION 1350,
SOUTH JERSEY GAS COMPANY
AS ADOPTED PURSUANT TO
SECTION 906 OF THE SARBANES-OXLEY ACT OF 2002

In connection with the Quarterly Report of South Jersey Gas Company (the "Company") on Form 10-Q for the period ending June 30, 2002 as filed with the Securities and Exchange Commission on the date hereof (the "Report"), I, David A. Kindlick, Executive Vice President & Chief Financial Officer of the Company, certify to the best of my knowledge, pursuant to 18 U.S.C. § 1350, as adopted pursuant to § 906 of the Sarbanes-Oxley Act of 2002, that:

                (1) The Report fully complies with the requirements of section 13(a) or 15(d) of the Securities Exchange Act of 1934; and

                (2) The information contained in the Report fairly presents, in all material respects, the financial condition and result of operations of the Company.