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The DFW Metroplex sprawls across a 100 kilometers (62 mi) wide N-S trending belt of outcropping Cretaceous sediments. Fort Worth in the west is neatly built on Early Cretaceous (Comanche Series) and Dallas in the east is built on Late Cretaceous (Gulf Series) sediments. The Cretaceous rocks of the Comanche Series were deposited over a 20 ...
Eagle Ford stratigraphic column Outcrop of the Eagle Ford and Austin Chalk Contact off Kiest Blvd, 1/2 mile east of Patriot Pky in Dallas County. The Eagle Ford Group (also called the Eagle Ford Shale) is a sedimentary rock formation deposited during the Cenomanian and Turonian ages of the Late Cretaceous over much of the modern-day state of Texas.
The National Association of State Trust Lands (NASTL) is a United States public-benefit nonprofit corporation that represents the state land administrators of 23 primarily western states. It was known as the Western States Land Commissioners Association ( WSLCA ) from its formation in 1949 until 2020.
Coldwater Creek (also Cold Water Creek) is a 19-mile tributary of the Missouri River in north St. Louis County in the U.S. state of Missouri. [1] It is known to be contaminated with radioactive wastes several miles upstream of its northern mouth.
Map of Missouri conservation areas with the St. Louis region highlighted. The St. Louis administrative region of the Missouri Department of Conservation encompasses Crawford, Franklin, Jefferson, Lincoln, St. Charles, St. Louis, Warren, and Washington counties. The regional conservation office is in St. Charles.
It was 1973, and Grapevine Mayor William Tate was 31 and the Metroplex was home to the new Dallas/Fort Worth Airport. Tate boarded a plane with other officials from Tarrant County and took flight.
The Rivers around St. Louis. St. Louis is located at 1] The city is built primarily on bluffs and terraces that rise 100–200 feet (30–61 m) above the western banks of the Mississippi River, just south of the Missouri-Mississippi confluence. Much of the area is a fertile and gently rolling prairie that features low hills and broad, shallow ...
The St. Louis Limestone is a large geologic formation covering a wide area of the midwest of the United States. It is named after an exposure at St. Louis, Missouri . It consists of sedimentary limestone with scattered chert beds, including the heavily chertified Lost River Chert Bed in the Horse Cave Member .