Question: Davy Crockett Lake is a body of water impounded by a dam on which 115 mile river in western North Carolina and East Tennessee?

Context paragraphs:
Davy Crockett Lake (Greene County, Tennessee): Davy Crockett Lake is a 383 acre body of water impounded by Nolichucky Dam on the Nolichucky River, 7 mi south of Greeneville in Greene County in the U.S. state of Tennessee.  It is also known as the Davy Crockett Reservoir and is maintained by the Tennessee Valley Authority (TVA).  It is a recreation site home to a variety of game fish.

Davy Crockett Lake (Crockett County, Tennessee): Davy Crockett Lake is an 87 acre body of water located on Tennessee State Route 152 in Crockett County in the U.S. state of Tennessee.  It was originally named Humboldt Lake.  It is a fishing lake home to catfish and largemouth bass.

Pigeon River (Tennessee – North Carolina): The Pigeon River of western North Carolina and east Tennessee rises above Canton, North Carolina, is impounded by Walters Dam, enters Tennessee, and flows into the French Broad River, just past Newport, Tennessee.  The river traverses the Pisgah National Forest and the Cherokee National Forest, and drains much of the northeastern Great Smoky Mountains National Park.

Nolichucky River: The Nolichucky River is a 115 mi river that flows through Western North Carolina and East Tennessee, in the southeastern United States.  Traversing the Pisgah National Forest and the Cherokee National Forest in the Blue Ridge Mountains, the river's watershed is home to some of the highest mountains in the Appalachians, including Mount Mitchell, the highest point in the eastern United States.  The river is a tributary of the French Broad River, and is impounded by Nolichucky Dam near Greeneville, Tennessee.

Nolichucky Dam: Nolichucky Dam is a dam on the Nolichucky River near Greeneville, Tennessee, maintained by the Tennessee Valley Authority (TVA).  The dam is located just over 46 mi upstream from the mouth of the Nolichucky, and impounds Davy Crockett Lake, which extends 6 mi upstream from the dam.

Davy Crockett Lake (Fannin County, Texas): Davy Crockett Lake is a 355 acre impounded body of water in the Caddo National Grassland on Dixon and Sandy creeks.  It is located on FM 409, 14 mi northeast of Bonham in Fannin County in the U.S. state of Texas.  The lake has two geographical fingers, known as Crockett East and Crockett West.  It was developed in 1935 under the National Industry Recovery Act.  It is also known as Lake Crockett.  Stocked fish include largemouth bass, channel catfish, crappie and bluegill.

Tweetsie Railroad: Opened in 1957, Tweetsie Railroad began as an excursion train ride pulled by steam locomotive #12, the only surviving narrow gauge engine of the East Tennessee and Western North Carolina Railroad (ET&WNC).  Built in 1917 by the Baldwin Locomotive Works, #12 is a narrow gauge 4-6-0 coal-fired locomotive that was used from 1918 to 1940 to haul passengers and freight over the ET&WNC's 66 mi line running through the Appalachian Mountains from Johnson City to Boone, North Carolina.  The name "Tweetsie" was given to the original East Tennessee and Western North Carolina Railroad by area residents who became accustomed to the shrill "tweet, tweet" of the train whistles that echoed through the mountains.  The nickname stuck with the railroad and its trains, and became more identifiable than the railroad's original name.

Davy Crockett Birthplace State Park: Davy Crockett Birthplace State Park is a state park in Greene County, Tennessee, United States.  Situated along the Nolichucky River, the park consists of 105 acre centered on the traditional birthplace of legendary Tennessee frontiersman, soldier, and politician Davy Crockett (1786-1836).  The park includes a replica of Crockett's birth cabin, a museum, and a large campground.

Donnells Dam: Donnells Dam (National ID # CA00264) is a concrete arch dam located on the Middle Fork of the Stanislaus River in Tuolumne County, California.  The water impounded by the 291 ft high dam forms Donnell Lake in Stanislaus National Forest.  The dam and reservoir are co-owned by the Oakdale Irrigation District and South San Joaquin Irrigation District, and the dam is one of three in the Tri-Dam Project.  The other two dams in the project are Beardsley Dam and Tulloch Dam.

New Melones Dam: New Melones Dam is an earth and rock filled embankment dam on the Stanislaus River, about 5 mi west of Jamestown, California in the United States, on the border of Calaveras County and Tuolumne County.  The water impounded by the 625 ft -tall dam forms New Melones Lake, California's fourth largest reservoir, in the foothills of the Sierra Nevada east of the San Joaquin Valley.  The dam serves mainly for irrigation water supply, and also provides hydropower generation, flood control and recreation benefits.

Supporting paragraphs: Davy Crockett Lake (Greene County, Tennessee) Nolichucky River
Answer: Nolichucky River