Oblique view (to the north-northeast) shaded relief map of the Valley & Ridge province near Blacksburg, Virginia.
Oblique view of the Valley & Ridge
August 3, 2016 by ·
A Resource for Information on the Commonwealth's Geology
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Sea Level Change at Sewells Point
The level of the sea has been measured at Sewells Point, Virginia continuously since 1928. In 1928 the mean level of the sea was ~45 cm ( ~18″) lower than it is in 2016. Sea level rise and regional land subsidence is creating an ever-growing problem in Hampton Roads and most of coastal Virginia.
What’s New in Virginia Geology
Virginia is for Lavas- The Catoctin Formation
Many of the highest peaks in Shenandoah National Park (including Hawksbill, Stony Man, and Hightop Mountain, just to name a few) are underlain by distinctive bluish-green rocks that were once ancient lava flows (Virginia is for Lavas!), and are part of a geologic unit known as the Catoctin Formation. From the presidential retreat at Camp David to Jefferson’s […]