Production at Yemen LNG’s Balhaf liquefaction plant (pictured) is expected to be down for around two weeks as the operator replaces a blown-up section of its feedstock pipeline.

The 38-inch line, which links block 18 to the export facility on the Gulf of Aden, was hit 171 kilometres north of the plant on 20 August.

Damage was “significant”, a source at Yemen LNG confirmed, halting production and requiring the affected section to be replaced rather than repaired.

The liquefaction project delivers volumes under long-term contracts with lead shareholder Total, GDF Suez and Korea Gas.

According to a GDF Suez spokesman, force majeure was declared following the attack.

The French buyer also said three of its cargoes are expected to be cancelled, insisting this will not...