Defined Benefit (Pension) · DOL Form 5500 · 2022

Southwest Gas Corporation Pension Plan

Data updated 2026-08-25

$1.2B
Total assets Very large vs avg
2,168
Participants Above avg headcount
99th
Percentile by assets National rank
$530,473
Avg per participant High balance/head
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Official DOL plan name: Retirement Plan for Employees of Southwest Gas Corporation · Sponsored by Southwest Gas Corporation · Nevada · Utilities

$1.2B in assets, 2,168 participants

Southwest Gas Corporation's Retirement Plan for Employees of Southwest Gas Corporation reported $1.2B in total assets and 2,168 participants in its 2022 DOL Form 5500 filing, ranking in the 99th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #668 in Utilities (738 peers)

Coverage in Nevada

Retirement Plan for Employees of Southwest Gas Corporation covers 2,168 participants in Nevada, 3.4x the typical Nevada plan (state average ~636 per filing). Assets: $1.2B.

#668
in Utilities (738 peers)
-0.1%
assets change YoY
12×
vs typical plan assets (national mean)

The plan reported a net loss of $1M for the year, a single-year figure driven by markets and benefit payments, not a measure of plan health.

Retirement Plan for Employees of Southwest Gas Corporation's outsized position by total assets

Retirement Plan for Employees of Southwest Gas Corporation vs every filed plan by assets

End-of-year total assets · plan year 2022 · DOL Form 5500

$1,150,065,145 Top 1% higher than 99% of 139,123 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2022

Retirement Plan for Employees of Southwest Gas Corporation's large-plan peer group by participant headcount

Plan-year 2022 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. Retirement Plan for Employees of Southwest Gas Corporation lands in the large band (2,168 participants).

Form 5500 schedule snapshot

Filing strip 880085720 · Southwest Gas Corporation PY 2022 · Defined Benefit (Pension)

Retirement Plan for Employees of Southwest Gas Corporation · $1.2B · 2,168 · 99th

  • SCH $1.2B
  • SCH 2,168
  • SCH 99th
  • SCH Defined Benefit (Pension)
  • SCH near Michigan Laborers' Pension Plan
  • SCH ind #668

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Utilities retirement plans → · Plans in Nevada →

Retirement Plan for Employees of Southwest Gas Corporation in the asset neighbourhood

Northside Hospital, Inc. Pension PlanNorthside Hospital, Inc. Pen…$1.2BCigna Pension Plan for Certain Former EmployeesCigna Pension Plan for Certa…$1.2BRetirement Plan for Employees of Southwest Gas CorporationRetirement Plan for Employee…$1.2BMichigan Laborers' Pension PlanMichigan Laborers' Pension P…$1.1BNiagara Mohawk Pension Plan$1.2B
End-of-year total assets ($B) among Retirement Plan for Employees of Southwest Gas Corporation and nearest nationwide Defined Benefit (Pension) peers. Source: DOL Form 5500 plan year 2022.

Nevada filing particulars

Total Assets (Beginning of Year)$1.2B
Net Assets (End of Year)$1.1B
Net Income-$1M
Employer EIN880085720
Plan Effective Date1971-08-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Southwest Gas Corporation)

Sponsor-wide plan assets over time

All Southwest Gas Corporation plans reported in each filing year

Latest sponsor-wide plan assets
$1.8B 9.946744738475166% vs 2022
2024 filing year
$1.5B$1.6B$1.7B$1.8B 202220232024 $1.61B $1.78B ▲ +10.6%
Year Plans Participants Total Assets
2022 2 4,473 $1.6B
2023 2 4,386 $1.7B
2024 2 4,255 $1.8B

Nearby Defined Benefit (Pension) Plans in Nevada

Peer Defined Benefit (Pension) plans, same state, same plan type, ranked by total assets.

Retirement Plan for Employees of Southwest Gas Corporation vs. nearby Defined Benefit (Pension) plans in Nevada, assets vs. participants Scatter plot of 6 data points. -1000001000020000300004000050000 00.511.522.53 Total assets ($B) Participants Retirement Plan for Employees of Southwest Gas Corporation, Total assets ($B): 1.150065145 · Participants: 2168Retirement Plan for Employees of Southwest Gas CorporationSouthern Nevada Culinary and Bartenders Pension Plan, Total assets ($B): 2.515418 · Participants: 44303Southern Nevada Culinary and Bartenders Pension PlanEighth District Electrical Pension Fund, Total assets ($B): 1.090804002 · Participants: 9607Eighth District Electrical Pension FundUnited Brotherhood of Carpenters Pension Fund United States Segment, Total assets ($B): 0.906828848 · Participants: 1316United Brotherhood of Carpenters Pension Fund United States SegmentNv Energy Retirement Plan, Total assets ($B): 0.788532422 · Participants: 1520Nv Energy Retirement PlanMission Support and Test Services LLC (Msts) Employee Retirement Plan, Total assets ($B): 0.521621112 · Participants: 1935Mission Support and Test Services LLC (Msts) Employee Retirement Plan
Retirement Plan for Employees of Southwest Gas Corporation vs. nearby Defined Benefit (Pension) plans in Nevada, assets vs. participants
Compare Retirement Plan for Employees of Southwest Gas Corporation side-by-side with 3 peers →

Retirement Plan for Employees of Southwest Gas Corporation's out-of-state Defined Benefit (Pension) peers by assets and headcount

Outside Nevada, the nearest Defined Benefit (Pension) by assets is Michigan Laborers' Pension Plan in MI ($1.1B); by covered participants it is Giant Eagle Pension and Cash Balance Plan in PA (2,168 participants). Same-state nearby plans are listed separately above.

Closest by plan assets

Nearest other-state filings by tot_assets_eoy ($1.2B here).

Similar participant headcount

Nearest other-state filings by covered participants (2,168 participants); asset peers above are excluded.

DOL Form 5500 plan year 2022. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did Retirement Plan for Employees of Southwest Gas Corporation assets move in 2022? ▼
Retirement Plan for Employees of Southwest Gas Corporation held essentially flat - down 0.1% during 2022, from $1.2B to $1.2B. Reported net income was -$1M.
How have Southwest Gas Corporation plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Southwest Gas Corporation's sponsor-wide assets grew 9.9%, from $1.6B to $1.8B.
Where does Retirement Plan for Employees of Southwest Gas Corporation rank by assets among Form 5500 filers? ▼
Retirement Plan for Employees of Southwest Gas Corporation ranks in the 99th percentile by end-of-year assets among 139,126 plans that reported assets for plan year 2022 (among the largest 1% of all filed plans).
Which Defined Benefit (Pension) plans are similar in size to Retirement Plan for Employees of Southwest Gas Corporation? ▼
Among Defined Benefit (Pension) plans in other states, the closest by assets is Michigan Laborers' Pension Plan in MI ($1.1B, 9,442 participants).
Which Defined Benefit (Pension) plans cover a similar participant headcount to Retirement Plan for Employees of Southwest Gas Corporation? ▼
Among Defined Benefit (Pension) plans in other states, the closest by covered participants is Giant Eagle Pension and Cash Balance Plan in PA (2,168 participants, $645K in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2022.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 880085720.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.