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A map of superfund sites in Oregon. This is a list of federal Superfund sites on the National Priorities List (NPL) in Oregon designated under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) environmental law. There are other federal Superfund sites in Oregon not on the NPL, which are shorter-term, cleanup sites.
The Ohio water resource region is one of 21 major geographic areas, or regions, in the first level of classification used by the United States Geological Survey to divide and sub-divide the United States into successively smaller hydrologic units. These geographic areas contain either the drainage area of a major river, or the combined drainage ...
the Pacific Ocean within the states of Oregon and Washington; and that part of the Great Basin whose discharge is into the state of Oregon. Includes all of Washington and parts of California, Idaho, Montana, Nevada, Oregon, Utah, and Wyoming. 302,334 sq mi (783,040 km 2) 14,100,000: HUC17: 18 California region
A map released Tuesday in the journal Nature offers the first comprehensive map of the world’s underground water sources and the ecosystems that depend on them. In…
Aquifers of the United States Withdrawal rates from the Ogallala Aquifer.. This is a list of some aquifers in the United States.. Map of major US aquifers by rock type. An aquifer is a geologic formation, a group of formations, or a part of a formation that contains sufficient saturated permeable material to yield significant quantities of water to groundwater wells and springs.
Kentucky that the state line is the low-water mark of the Ohio River's north shore as of Kentucky's admission to the Union in 1792. [2] Because both damming and natural changes have rendered the 1792 shore virtually undetectable in many places, the exact boundary was decided in the 1990s in settlements among the states.
Audrey Hucks Sawyer is an American hydrogeologist and Assistant Professor of Earth Science at Ohio State University. [1] Her work has focused on quantifying the role of groundwater - surface water interactions in transporting nutrients, contaminants, and heat in rivers and coastal settings. [2]
Ohio's State Invertebrate Fossil, is a trilobite found in the formation. The Southern Hemisphere where Ohio was located at the end of the Ordovician experienced a widespread glaciation, around 438 million years ago. Sea level dropped due to the glaciation, accompanied by a subsidence of the land.