NWSA Handles Record-Breaking Box Volumes in 1st Quarter 19 April 2019 Northwest Seaport Alliance handled a total of 775,522 TEUs in the first quarter of 2019, a rise of 12 percent.Author: Capt. Johnhttps://worldmaritimenews.com/archives/275336/nwsa-handles-record-breaking-box-volumes-in-1st-quarter/