U.S. Cash Crude-Cash differentials mixed in choppy trading

HOUSTON, July 18 (Reuters) - U.S (Other OTC: UBGXF - news) . cash crude differentials

were mixed in choppy trading on Monday, with the Gulf Coast sour

benchmark tumbling as traders eyed weak refining margins.

Other crude grades, including the Gulf Coast light, sweet

benchmark and those in West Texas, were little changed.

Market intelligence firm Genscape reported crude inventories

at the Cushing, Oklahoma, delivery hub rose 26,460 barrels the

week to July 15, according to traders who saw the data.

On the West Coast, BP Plc said it was chartering a

foreign flagged vessel to transport Alaskan North Slope (ANS)

crude.

* Light Louisiana Sweet (WTC-LLS) for August delivery was

unchanged at a midpoint of $1.77, trading between $1.75- and

$1.80-a-barrel premium to U.S. crude futures.

* Mars Sour (WTC-MRS (LSE: MRS.L - news) ) fell 10.5 cents to a midpoint of minus

$3.28 and traded between $3.25- and $3.30-a-barrel discount to

U.S. crude futures.

* WTI Midland (WTC-WTM) rose 2 cents to a midpoint of minus

38 cents and traded between 35-cent and 40-cent-a-barrel

discount to U.S. crude futures.

* West Texas Sour (WTC-WTS) was unchanged at a midpoint of

minus 80 cents, trading at an 80-cent-a-barrel discount to U.S.

crude futures.

* ICE Brent September futures fell 65 cents to

settle at $46.96 a barrel.

* WTI August crude futures fell 71 cents to settle at

$45.24 a barrel.

* The Brent/WTI spread (WTCLc1-LCOc1) widened by 6 cents to

settle at negative $1.02.

(Reporting by Liz Hampton; Editing by Peter Cooney)