A tight spread between international crude benchmarks Brent and West Texas Intermediate has depressed US crude export flows during the past four weeks, according to sources and data from US Customs and S&P Global Platts Analytics. However, low freight rates have created opportunities to move US crude cheaply.
The US exported 2.35 million b/d for the week ending April 5 – the lowest outflow since January 25, when 1.94 million b/d was exported, according to weekly data from the US Energy...
https://blogs.platts.com/2019/04/17/us-crude-brent-wti-freight/