ES · 10-Q · 2026Q3 · Full report
Rate Case Outcomes
EVERSOURCE ENERGY · 2026-11-06 · Importance 32 · Surprise 24 · No source text
NSTAR Electric requested a $66.6 million PBR base distribution rate increase effective January 1, 2027, including a $39.7 million inflation-based adjustment and a $26.9 million capital-additions adjustment; a DPU decision is expected by December 31, 2026. NSTAR Gas’s requested $21.0 million increase, including $20.8 million tied to inflation, was approved by the DPU on October 23, 2026. PSNH’s alternative regulatory framework filing provided $23.6 million in supplemental revenue support effective August 1, 2026, following NHPUC approval on July 21, 2026.
Key facts
- On August 27, 2026, NSTAR Gas updated its PBR filing to request a $21.0 million base distribution-rate increase, including $20.8 million for inflation and the remainder for a prior-period exogenous-cost adjustment; the DPU approved the filing October 23, 2026.
- On July 21, 2026, NHPUC approved PSNH’s first annual alternative regulatory framework filing, providing $23.6 million in supplemental base distribution revenue support effective August 1, 2026.
- On September 15, 2026, NSTAR Electric requested a $66.6 million base distribution-rate increase, to a total base distribution revenue requirement of $1.41 billion, effective January 1, 2027; a DPU decision was expected by December 31, 2026.
- On April 1, 2026, PSNH filed for $23.6 million of supplemental revenue support in base distribution rates effective August 1, 2026.
- PSNH’s alternative regulatory framework provides for three formulaic annual revenue adjustments on August 1, 2026, 2027 and 2028.
- NSTAR Electric's base distribution rate increase took effect January 1, 2026; PSNH's increases took effect August 1, 2025 and August 1, 2026.
- NSTAR Electric base distribution rates increased effective January 1, 2026; PSNH base distribution rates increased effective August 1, 2025 and August 1, 2026.
- The PSNH rate case decision in July 2025 generated a $15.6 million pre-tax earnings benefit, most of which was recorded as a reduction to amortization expense in the third quarter of 2025.
Impact estimates
| metric | direction | stage | expected | basis |
|---|---|---|---|---|
| revenue | positive | probable | +0.0% | On September 15, 2026, NSTAR Electric requested a $66.6 million base distribution-rate increase, to a total base distribution revenue… |
| revenue | positive | committed | +0.0% | On August 27, 2026, NSTAR Gas updated its PBR filing to request a $21.0 million base distribution-rate increase, including $20.8 million… |
| revenue | positive | realized | +0.0% | On July 21, 2026, NHPUC approved PSNH’s first annual alternative regulatory framework filing, providing $23.6 million in supplemental base… |
| revenue | positive | probable | +0.0% | On April 1, 2026, PSNH filed for $23.6 million of supplemental revenue support in base distribution rates effective August 1, 2026. |