https://finance.yahoo.com/news/texas-waha-natgas-prices-rise-171247...

That cut the premium of next-day gas at the U.S. Henry Hub <NG-W-HH-SNL> benchmark in Louisiana over Waha to a monthly low of $1.30 per mmBtu in August, its lowest since January when the spread was just 92 cents.

The Gulf Coast Express is designed to deliver about 2.0 billion cubic feet per day (bcfd) of gas from the Permian basin east to the Agua Dulce receipt point near the Texas Gulf Coast....

...

After Gulf Coast Express enters service, several other gas pipes are expected to be built, which could further reduce Henry Hub's premium over Waha.

Those pipes include Kinder Morgan's 2.1-bcfd Permian Highway in 2020 and MPLX LP's 2.0-bcfd Whistler in 2021.