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PENSION AND OTHER POSTRETIREMENT BENEFITS
6 Months Ended
Jun. 30, 2022
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]  
PENSION AND OTHER POSTRETIREMENT BENEFITS PENSION AND OTHER POSTRETIREMENT BENEFITS:
For the three and six months ended June 30, 2022 and 2021, net periodic benefit cost related to the SJI employee and officer pension and other postretirement benefit plans consisted of the following components (in thousands):
 Pension Benefits
Three Months Ended
June 30,
Six Months Ended
June 30,
2022202120222021
Service Cost$1,319 $1,591 $2,638 $3,182 
Interest Cost3,415 3,236 6,830 6,472 
Expected Return on Plan Assets(6,201)(5,834)(12,402)(11,668)
Amortizations:    
Prior Service Cost18 25 36 50 
Actuarial Loss1,839 3,194 3,678 6,388 
Net Periodic Benefit Cost390 2,212 780 4,424 
Capitalized Benefit Cost(491)(566)(996)(1,132)
   Deferred Benefit Cost (Credit)334 (316)668 (632)
Total Net Periodic Benefit Expense$233 $1,330 $452 $2,660 
 Other Postretirement Benefits
Three Months Ended
June 30,
Six Months Ended
June 30,
 2022202120222021
Service Cost$173 $212 $346 $424 
Interest Cost502 475 1,004 950 
Expected Return on Plan Assets(1,692)(1,436)(3,384)(2,872)
Amortizations:    
Prior Service Cost(156)(156)(312)(312)
Actuarial Loss35 273 70 546 
Net Periodic Benefit Cost(1,138)(632)(2,276)(1,264)
Capitalized Benefit Cost(60)(106)(120)(212)
   Deferred Benefit Cost532 336 1,064 673 
Total Net Periodic Benefit Expense$(666)$(402)$(1,332)$(803)

The Pension Benefits Net Periodic Benefit Cost incurred by SJG was approximately $0.1 million and $1.5 million of the totals presented in the table above for the three months ended June 30, 2022 and 2021, respectively, and $0.2 million and $3.1 million of the totals presented in the table above for the six months ended June 30, 2022 and 2021, respectively. The weighted average expected long term rate of return on plan assets used to determine the net benefit cost was 7.25%.

The Other Postretirement Benefits Net Periodic Benefit Cost incurred by SJG was approximately $(1.1) million and $(0.5) million of the totals presented in the table above for the three months ended June 30, 2022 and 2021, respectively, and $(2.2) million and $(1.0) million of the totals presented in the table above for the six months ended June 30, 2022 and 2021, respectively. The weighted average expected long term rate of return on plan assets used to determine the net benefit cost was 6.75%.

Capitalized benefit costs reflected in the table above relate to the Utilities' construction programs.
No contributions were made to the pension plans by either SJI or SJG during the six months ended June 30, 2022 or 2021. Future pension contributions by SJI cannot be determined at this time. Payments related to the unfunded SERP for SJG are expected to be approximately $3.9 million in 2022.

See Note 12 to the Consolidated Financial Statements in Item 8 of SJI’s and SJG's Annual Report on Form 10-K for the year ended December 31, 2021 for additional information related to SJI’s and SJG's pension and other postretirement benefits.