# Clean Power Plan

Type: Company

Source: Climate Intelligence Brief — https://getclimatebrief.com/entity/clean-power-plan
Canonical HTML page: https://getclimatebrief.com/entity/clean-power-plan

## Timeline

- **2025-06**: PJM capacity auction shortfall — Auction for 2026/2027 delivery year clears at maximum price cap, revealing a deep supply deficit.
- **2023-11**: Court strikes down RGGI entry — Commonwealth Court rules Wolf’s RGGI participation an unconstitutional tax, voiding the regulation.
- **2022-04**: RGGI regulation finalized — Pennsylvania’s RGGI-implementing regulation is finalized, effective later that year, despite legal challenges.
- **2019-10**: Wolf joins RGGI — Governor Tom Wolf signs executive order directing Pennsylvania to participate in the Regional Greenhouse Gas Initiative.
- **2015-08**: Clean Power Plan finalized — Obama administration rule increases pressure on coal plants, signaling long-term coal decline.

## Recent coverage (1 stories)

### 0 New Gas Plants Since RGGI: How Climate Policy Caused PA Grid Strain
2026-08-03 10:22:51 · Sentiment: Neutral · Impact: 5/10 · Sources: 2

Pennsylvania’s electricity costs are rising not because of data centers but due to a supply shortage triggered by climate policies that retired baseload plants without replacements. The state hasn’t built a single large-scale gas plant since joining RGGI, and PJM’s capacity auction hit the price ceiling.
Full story: https://getclimatebrief.com/story/climate-pa-grid-strain-zero-gas-plants

---
This page is a machine-readable summary. Sentiment measures the directional read of each development for this entity, not the tone of the reporting; impact weights consequence, not syndication reach. See https://getclimatebrief.com/guides/methodology for the full editorial methodology.