Upper Peninsula Power 2026 electric rate case
U-22032 · Opened May 22, 2026
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UPPCO
Upper Peninsula Power Company
MI · electric
- Current parent
- Upper Peninsula Power Company
- Open cases
- 1
- Updated
- Jul 20, 2026
Current economics
Oversight and service
Proceedings
View all utility cases →Regulatory history
| Effective date | Proceeding | ROE | Common equity | Rate base |
|---|---|---|---|---|
| May 18, 2026 | Upper Peninsula Power 2026 electric rate case U-22032 · Projected test year ended December 31, 2027 · Electric | 10.55% Utility request · May 18, 2026 | — Utility request · May 18, 2026 | $403.6M Utility request · May 18, 2026 |
| Sep 26, 2024 | Upper Peninsula Power 2024 electric rate case U-21555 · Projected test year ended December 31, 2025 · Electric Compare stagesROE Utility request — → Authorized 9.86% | 9.86% Authorized · Sep 26, 2024 | 50% Authorized · Sep 26, 2024 | $372.1M Authorized · Sep 26, 2024 |
View full observation log (13)
| Metric | Date | Stage | Value | Scope |
|---|---|---|---|---|
| Annual revenue change | Sep 26, 2024 | utility request | $16.91M/year | Total company rate-case request or Commission-authorized outcome |
| Return on equity | Sep 26, 2024 | utility request | — | Total company rate-case request or Commission-authorized outcome |
| Common equity ratio | May 18, 2026 | utility request | — | common equity ratio in the filing summary |
| Overall rate of return | May 18, 2026 | utility request | — | overall rate of return in the filing summary |
| Residential monthly bill impact | May 18, 2026 | utility request | — | residential monthly bill impact in the filing summary |
| Common equity ratio | Sep 26, 2024 | authorized | 50% | MPSC-authorized common-equity share of ratemaking capital structure. |
| Rate base | Sep 26, 2024 | authorized | $372.1M | MPSC-authorized Michigan-jurisdictional electric rate base. |
| Annual revenue change | Sep 26, 2024 | authorized | $9M/year | MPSC-authorized annual Michigan-jurisdictional electric rate relief. |
| Annual revenue change | — | utility request | $16.9M/year | Requested annual Michigan-jurisdictional electric rate relief. |
| Return on equity | Sep 26, 2024 | authorized | 9.86% | MPSC-authorized return on common equity. |
| Rate base | May 18, 2026 | utility request | $403.6M | UPPCO's requested Michigan-jurisdictional electric rate base. |
| Annual revenue change | May 18, 2026 | utility request | $17.3M/year | Requested annual Michigan-jurisdictional electric rate relief, rounded in the summary narrative. |
| Return on equity | May 18, 2026 | utility request | 10.55% | UPPCO's requested return on common equity. |