Images show HMS Somerset refuel at sea with RFA Tidesurge

HMS Somerset and RFA Tidesurge recently conducted a replenishment at sea (RAS), a vital effort ensuring the Royal Navy’s ability to sustain its operations without returning to port.

This routine event highlights the crucial role of support ships in maintaining the fleet’s readiness and endurance.

#HMSSomerset found another fine weather window to conduct Replenishment At Sea activities with RFA Tidesurge.#F82 #RFATidesurge #RAS pic.twitter.com/YHYnZgenwx

— HMS Somerset (@HMSSomerset) January 13, 2025

Replenishment at sea involves transferring supplies such as fuel, food, and other essentials from a support vessel to a warship while both remain underway. This complex operation requires precise coordination an enabling naval vessels to remain on station for extended periods.

HMS Somerset, a Type 23 Duke-class frigate, is a versatile warship designed for anti-submarine warfare but capable of performing a variety of missions. Equipped with advanced sonar systems, surface-to-air missiles, and the Merlin helicopter, Somerset protects the fleet from underwater and aerial threats. It is a key asset in patrol, escort, and humanitarian missions, with its crew playing a critical role in RAS operations.

RFA Tidesurge, a Tide-class tanker operated by the Royal Fleet Auxiliary, is built to deliver fuel, fresh water, and supplies to Royal Navy vessels at sea. With a capacity of over 19,000 tonnes of fuel and advanced replenishment systems, Tidesurge can refuel multiple ships simultaneously.

While incredibly routine, the replenishment at sea between HMS Somerset and RFA Tidesurge exemplifies the importance of logistical support at sea. RAS ensures that Royal Navy vessels can maintain strategic reach and readiness, enabling them to patrol vital maritime routes, support NATO missions, and respond to global crises effectively without having to dock to fill up the tanks.