America’s Energy Gateway The Sabine-Neches Waterway is the lifeline of Southeast Texas and an irreplaceable link in our country’s energy and military transportation network. Learn More The Waterway Deepening Project Bid Packages Notices The Sabine-Neches Navigation District has operated in Jefferson County for over 100 years. Formed in 1909, the SNND serves as the local non-federal sponsor to the United States Army Corps of Engineers for the Sabine-Neches Waterway. Learn about us 8180 Anchor Drive Port Arthur, Texas 77642 | 409.729.4588 | info@navigationdistrict.org