US WCoast Products- Gasoline soars on refinery problems

HOUSTON, Sept 4 (Reuters) - Gasoline soared in West Coast refined products spot markets on Wednesday as traders said a San Francisco Bay refinery was having problems recovering from a malfunction earlier in the week.

In the San Francisco market, September-delivery CARBOB gasoline climbed 8.25 cents a gallon to 15 cents over October NYMEX RBOB gasoline.

Traders said Royal Dutch Shell Plc (Xetra: A0ET6Q - news) 's 156,400 barrel-per-day (bpd) Martinez, California, refinery had yet to recover from malfunctions on Tuesday.

A company spokeswoman declined to discuss the status of the refinery's operations.

In the Los Angeles market, September CARBOB, made to meet California's strict environmental standards, climbed 6 cents a gallon to 11 cents over October NYMEX RBOB.

September-delivery gasoline in the Portland, Oregon, market rose 4.5 cents a gallon to 6 cents over October NYMEX RBOB.

September CARB diesel, named for the California Air Resources Board that determines its formula, gained 0.5 cent at 2.5 cents a gallon over October NYMEX heating oil in the L.A. market.

In the Bay market, CARB diesel retreated 2.5 cents to 2 cents a gallon over October NYMEX heating oil.

Portland September diesel rose 1 cent to 2.5 cents a gallon over October heating oil.

September jet fuel in L.A. slid 2.5 cents a gallon to an 8-cent discount under October NYMEX heating oil.

(Reporting by Erwin Seba; Editing by Bob Burgdorfer)