PA DEP Issues Permit for Expansion of MarkWest Harmon Creek Plant
The Pennsylvania Department of Environmental Protection issued an air quality permit on May 18, 2026, to MarkWest Liberty Midstream, authorizing the expansion of its Harmon Creek Natural Gas Processing Plant in Washington County. The MarkWest name is still used, although the company is now MPLX. The DEP permit approval allows the addition of a third cryogenic plant and a second de-ethanization plant. A number of Big Green groups colluded in an attempt to block the permits, but their demands were ignored. Read More “PA DEP Issues Permit for Expansion of MarkWest Harmon Creek Plant”

Last week, the combined Marcellus/Utica Baker Hughes rig count remained at 36 active rigs for the third week in a row. The M-U’s chief competitor, the Haynesville, maintained its count of 55 active rigs, operating 19 more than the M-U. The national count added 4 rigs last week, bringing the total to 562 rigs. That’s the sixth week in a row the national count has added rigs, driven by new oil-focused rigs. Baker Hughes said oil rigs rose by four to 429 last week, their highest since June 2025, while gas rigs held steady at 125 and other miscellaneous rigs held steady at 8.
In April 2025, MDN told you about a new greenfield expansion of Kinder Morgan’s (KM) Elba Express pipeline into South Carolina to serve growing demand for natural gas in the state (see
Calfrac Well Services Ltd.


Yesterday, MDN told you that Enbridge has launched an open season for customers to sign up for capacity along an expanded Algonquin Gas Transmission pipeline in New England (see
NextEra Energy, headquartered in Juno Beach, Florida, is gobbling up companies left and right. Earlier this week, NextEra announced it is buying out and merging with a fellow utility giant, Dominion Energy (see
Last week, the news broke that Enbridge is exploring a major expansion of its Algonquin Gas Transmission pipeline into New England, and had briefed the Trump administration’s National Energy Dominance Council about its plans (see
Duke Energy, headquartered in Charlotte, N.C., is one of the largest U.S. energy holding companies, serving 8.7 million electric customers and 1.8 million gas customers across six states. While the company dabbles in unreliable renewables like solar and wind, its bread-and-butter, go-to source for new electric power generation is natural gas, which it gets from the Marcellus/Utica. We’ve reported on many of Duke’s announced new gas-fired power plant projects (
This is HUGE and breaking news… NextEra Energy and Dominion Energy announced this morning that they will combine in an all-stock transaction, creating the world’s largest regulated electric utility business serving approximately 10 million customer accounts across Florida, Virginia, North Carolina, and South Carolina. The combined entity, operating under the NextEra Energy name, will be over 80% regulated and benefit from enhanced scale, efficiency, and diversified growth. How much is NextEra paying for Dominion?