Burry Inlet Outer is a designated coastal water body forming the seaward section of the Burry Inlet estuary system in Carmarthenshire, Wales. It flows directly into Carmarthen Bay and is part of the larger Carmarthen Bay and Estuaries Special Area of Conservation (SAC). This area is characterized by its estuarine and coastal marine environment, featuring significant expanses of intertidal mudflats and sandflats that are ecologically important. The water body is managed by Natural Resources Wales and is subject to Water Framework Directive assessments.