The Tri-State district includes the Superfund site in what Oklahoma cities?
Tri-State district The Tri-State district was an historic lead-zinc mining district located in southwest Missouri, southeast Kansas and northeast Oklahoma. The district produced lead and zinc for over 100 years. Production began in the 1850s and 1860s in the Joplin - Granby area of Jasper and Newton counties of southwest Missouri and continued until the closure of the Picher, Oklahoma mines in 1967. The tri-state district includes three mining-related Superfund sites: the Tar Creek Superfund site in Oklahoma, and two others in Missouri and Kansas.
Lincoln Terrace neighborhood Lincoln Terrace is a historic and diverse neighborhood in the Eastside district of Northeast Oklahoma City, located on either side of Lincoln Blvd just south of the Oklahoma State Capitol, between NE 13th and NE 23rd streets.] Most homes in the area were built during the decade (1920–30) after the erection of the state capitol. The neighborhood has undergone a renaissance in recent years in part as a result of the expansion of the Oklahoma Medical Center complex, anchored by the University of Oklahoma Health Sciences Center, on its south side.