Proposed fuel pipeline draws interest from investors. Can it give San Diego drivers a break?

Plenty of financial and regulatory hurdles still need to be cleared, but a fuels pipeline project that may lead to lower gas prices in San Diego and Southern California has received a healthy amount of interest from other companies.

Phillips 66 and Kinder Morgan have proposed building what they’ve dubbed the Western Gateway Pipeline that would use a combination of existing infrastructure plus new construction to establish a corridor for refined products that would stretch 1,300 miles from St. Louis to California.

If completed, one leg of the pipeline would be the first to deliver motor fuels into California, a state often described as a fuel island that is disconnected from refining hubs in the U.S.

The two companies recently announced the project “has received significant interest” from shippers and investors from what’s called an “open season” that wrapped up on Dec. 19 — so much so that a second round will be held this month for remaining capacity.

“That’s a strong indicator that people would be willing to commit to put volume on that pipeline to bring it west long enough ...