Parkersburg, farther down the Ohio Valley, has a winter mean of 34° and a summer mean of 74°.
Immediately before the Civil War, petroleum was discovered in shallow wells near Parkersburg, and there was a great rush of prospectors and speculators to the Little Kanawha Valley.
The Baltimore & Ohio railway leads in trackage: it enters the state with several lines at its northern end; its main line crosses this portion of the state from east to west, striking the Ohio at Parkersburg, and one of its lines (Ohio River railway) extends nearly the length of the state from Wheeling in the north through Parkersburg to Kenova in the south.
The principal cities of the state are Wheeling, Huntington, Parkersburg, Charleston (the capital), Martinsburg, Fairmont and Grafton.
PARKERSBURG, a city and the county-seat of Wood county, West Virginia, U.S.A., on the Ohio river, at the mouth of the Little Kanawha, about 95 m.
Parkersburg is served by the Baltimore & Ohio, the Baltimore & Ohio Southwestern, and the Little Kanawha railways, by electric railway to Marietta, Ohio, and by passenger and freight boats to Pittsburg, Cincinnati, intermediate ports, and ports on the Little Kanawha.
Parkersburg is the see of a Protestant Episcopal bishop. Oil, coal, natural gas and fire-clay abound in the neighbouring region, and the city is engaged in the refining of oil and the manufacture of pottery, brick and tile, glass, lumber, furniture, flour, steel, and foundry and machine-shop products.
Parkersburg was settled in 1789, was incorporated in 1820, and received a new charter in 1903, when its boundaries were enlarged.
Pipe from Burning Springs to Parkersburg, West Virginia, a distance of 36 m.; but his proposal was never carried into effect.
It is served by the Pennsylvania (Marietta Division), the Baltimore & Ohio (Marietta & Parkersburg, Marietta & Zanesville, and Ohio River divisions) and the Marietta, Columbus & Cleveland railways, and by steamboat lines to several river ports; a bridge across the Ohio connects it with Williamstown, West Virginia.
Great pipe lines from Parkersburg, West Virginia, to Somerset, Pulaski county, and with branches to the Ragland, Barbourville and Prestonburg fields, had in 1902 a mileage of 275 m.