The discount for Syncrude widened on maintenance at refineries in Washington state owned by BP Plc (BP/) and ConocoPhillips. (COP)

BP said Feb. 29 it’s moving up maintenance at the 234,000- barrel-a-day Cherry Point plant initially planned for later this year because the crude unit is already shut for repairs after a fire Feb. 17.

ConocoPhillips will shut process units a the Ferndale refinery for work scheduled to begin March 15, two people familiar with the maintenance said.

Syncrude (USCSSYNS)’s discount to West Texas Intermediate futures widened $2.25 to $5 a barrel at 2:07 p.m. in New York, according to data compiled by Bloomberg.

Western Canada Select (USCSWCAS)’s discount widened 75 cents to $32 a barrel. Bakken (USCSUHC1) oil was unchanged at $16.50 a barrel below WTI.

In the U.S. Gulf Coast, Light Louisiana Sweet (USCSLLSS)’s premium to WTI added 60 cents to $18.85 a barrel. Heavy Louisiana Sweet increased 50 cents to a premium of $21.25.

Thunder Horse’s premium to WTI grew 65 cents to $18 a barrel and Mars Blend’s premium added $1.05 to $14. Poseidon (USCSPOSE) gained 95 cents to $13.50 a barrel over WTI. Southern Green Canyon (USCSSGCN)’s premium widened 35 cents to $13.

West Texas Sour (USCSWTSM)’s discount widened 50 cents to $3.90 a barrel.

To contact the reporter on this story: Aaron Clark in New York at aclark27@bloomberg.net

To contact the editor responsible for this story: Dan Stets at dstets@bloomberg.net