Waterford Harbour (Irish: Loch Dá Chaoch / Cuan Phort Láirge) is a natural harbour at the mouth of the Three Sisters; the River Nore, the River Suir and the River Barrow in Ireland. It is navigable for shipping to both Waterford and New Ross. The Port of Waterford is capable of accommodating vessels up to 32,000 tons dwt.