Port Of Houston Marks All-Time Container Volume Record Port Of Houston Marks All-Time Container Volume Record By Noi Mahoney of American Shipper Gulf Coast ports got a boost in May from strong container volumes, as well as imports of steel and plywood and exports of crude oil and petroleum products. Port of Houston reaches all-time TEU record in May Port of Houston hit an all-time record for monthly container volumes in May, handling 335,000 twenty-foot equivalent units, a 16% increase over the same period last year. “Container activity continues to be at record levels. It seems like we’re talking about new records at the port every day,” Roger Guenther, Port Houston’s executive director, said during the port’s monthly meeting Tuesday. “There’s really no signs of [volume] backing off of the imports or exports and actually the exports are beginning to rebound a little bit.” Total import tonnage was 2.8 million tons in May, a 32% year-over-year increase. Total export tonnage was 2.1 million tons, a 2% year-over-year decrease. Imports of steel increased 72% year over year in May to 401,587 tons.