NoCGV Harstad is a purpose-built offshore patrol vessel for the Norwegian Coast Guard. She is named after the city Harstad in Northern Norway.
Harstad was built as a multipurpose vessel, but optimised for emergency towing of large oil tankers (up to , oil spill clean-up and fire fighting. The most common duty will be fishery inspection and search and rescue in Norway's large exclusive economic zone.
Harstad is equipped for the NATO Submarine Rescue System.
Harstad was built in 2005 to a UT 512 design. The hull was constructed at Aker Yards in Tulcea, Romania, before the vessel was completed and outfitted at Søviknes Verft in Norway. It was delivered in 2005 and initially leased to the Coast Guard by the civilian shipping company Remøy Shipping. In 2009, the Coast Guard formally took over the vessel and has since been responsible for its operation and crewing.
n 2023, a mid-life update of the ship was approved, with an initial budget framework of NOK 235 million. The contract was signed around the turn of 2025/2026, but the project has been delayed due to contractual and financial factors. The upgrade is expected to begin in late 2026 at the earliest, with the vessel returning to operational service around 2028.