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The Southern Company

NYSE: SO4 operating utilitiesGA, IL, VACompany website ↗
Open matters
3
Pending outcomes
0
Last review
Jul 22, 2026

Operating utilities

Operating utilityRegulatorRate baseAuthorized ROEAuthorized equity ratioOpen matters
Atlanta Gas Light

GA · gas

$334.16M10.25%56%1
Georgia Power

GA · electric

Not available10.5%Not available1
Nicor Gas

IL · gas

Not availableNot availableNot available1
Virginia Natural Gas

VA · gas

$1.46B9.85%49.35%0

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Other regulatory proceedings

Recent decisions

No linked decisions.

Across operating utilities

Regulatory economics

Requested and authorized revenue

Case values remain separate by utility and docket; they are not summed across test periods.

No revenue observations are linked.

ROE and rate-base history

Most recent ROE and rate-base observations by operating utility.

UtilityMetricPositionAs ofValue
Atlanta Gas LightRate baseauthorizedJul 21, 2026$334.16M
Atlanta Gas LightReturn on equityauthorizedJul 21, 202610.25%
Georgia PowerRate baseauthorizedJul 21, 2026Not available
Georgia PowerReturn on equityauthorizedJul 21, 202610.5%
Nicor GasRate baseauthorizedJul 21, 2026Not available
Nicor GasReturn on equityauthorizedJul 21, 2026Not available
Virginia Natural Gas

PUR-2024-00048

Rate baseutility requestDec 31, 2025$1,462.49M
Virginia Natural GasReturn on equityauthorizedDec 17, 20259.85%

Large-load tariffs

No published large-load tariff is linked to this parent portfolio.

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