A leak of nearly 13,000 barrels of crude oil from the Keystone Pipeline near the Kansas-Nebraska border last year was caused by a flawed weld and stress on the pipe from being bent, the operator said.

A subsea gas pipeline and a telecommunications cable connecting Finland and Estonia under the Baltic Sea have been damaged in what may have been a deliberate act, the government said.

The timely inspection of subsea infrastructure, especially pipelines and offshore wells, is the key to preventing such disasters. However, current inspection techniques often require a well ...

The Baltic region has been rocked by another major subsea gas pipeline incident a little more than a year since the Nord Stream 1 and 2 subsea pipelines were damaged by explosions. In the latest ...

Investors will soon find out whether the world’s largest subsea pipeline, all 759 miles of it sitting under the Baltic Sea, will save Europe from a potentially devastating winter.