Question: Which state is further east, the one containing Mad River Glen or the one containing Alta Ski Area?

Context paragraphs:
Evans Notch: Evans Notch (elev.  1410 ft ) is a mountain pass located in the White Mountains in Maine, United States, about 1 mi east of the New Hampshire border.  It is the easternmost notch through the White Mountains (the next ones to the west being Carter Notch and Pinkham Notch).  To the south, the notch is drained by the Cold River, which leads via the Charles River to the Saco River, which in turn flows into the Gulf of Maine east of Saco and Biddeford.  The Mad River is a small mountain stream that joins the Cold River from the west about 2 mi south of the height of land, after dropping over Mad River Falls.  The notch is drained to the north by Evans Brook, a tributary of the Wild River, which flows north to the Androscoggin River.  The Androscoggin leads east and south to the Kennebec River at Merrymeeting Bay north of Bath, Maine.

Mad River Glen: Mad River Glen is a ski area in Fayston, Vermont.  Its terrain has been ranked by "SKI" magazine as the most challenging on the east coast of the United States.  Located within the Green Mountain range, it sits in the Mad River Valley, close to the larger Sugarbush Resort.  Though not considered a large ski area, it has a vertical drop of 2000 ft , which ranks 14th in New England.

Chad's Gap: Chad's Gap is a 120 ft backcountry gap located in the Wasatch Mountains, approximately 0.6 mi northeast of Alta Ski Area, in northern Utah, United States.  One version of the structure's discovery has it that Chad Zurinskas, a local Utah resident after whom the gap was purportedly named, discovered it as a gap between two piles of mine tailings in 1999 and arranged with filmmaker Kris Ostness to make the first successful jump.  The first successful jump was done by Candide Thovex.

Solitude Mountain Resort: Solitude Mountain Resort is a ski resort located in the Big Cottonwood Canyon of the Wasatch Mountains, thirty miles southeast of Salt Lake City, Utah.  With 66 trails, 1200 acre and 2047 ft vertical, Solitude is one of the smaller ski resorts near Salt Lake City, along with its neighbor Brighton.  It is a family-oriented mountain, with a wider range of beginner and intermediate slopes than other nearby ski resorts; 50% of its slopes are graded "beginner" or "intermediate," the highest such ratio in the Salt Lake City area.  Solitude was one of the first major US resorts to adopt an RFID lift ticket system, allowing lift lines to move more efficiently while reducing "lift poaching".  It was followed by Alta Ski Area in 2007.  Solitude is adjacent to Brighton Ski Resort near the top of Big Cottonwood Canyon.  Solitude and Brighton offer a common "Solbright Pass" which provides access to both resorts for a nominal surcharge.

Badger Pass Ski Area: Badger Pass Ski Area is a small ski area located within Yosemite National Park.  Badger Pass is one of only three lift serviced ski areas operating in a US National Park (Hurricane Ridge Ski and Snowboard Area in Olympic National Park and Boston Mills/Brandywine Ski Resort in the Cuyahoga Valley National Park are the others).  It is situated five miles (8 km) south-southeast of the Chinquapin intersection of Wawona Road (HWY 41 continuation) with Glacier Point Road in the southern area of Yosemite National Park.  Glacier Point Road provides the access to this ski area.  During high snow level and/or ski season, Glacier Point road terminates at Badger Pass ski Resort.  Under these conditions, the remainder of Glacier Point Road is used for cross-country skiing access to Glacier Point and other destinations in the high country.

Badger Mountain Ski Area: Badger Mountain Ski Area is a small ski area, 4 miles SW of Waterville, Washington.  It is located on the northeastern flank of Badger Mountain.  Established in 1939, it is currently a volunteer run ski area sponsored by the local Waterville Lions Club.  The resort has a relatively low elevation, of 3145 ft , therefore the ski area does not usually receive adequate snow until January.  The ski area has one small lodge, which has a small selection of rentals, and a kitchen.

Mad River, California: Mad River (formerly, Kuntz) is a census-designated place (CDP) in Trinity County, California.  Mad River is located in the southern part of the county.  Mad River sits at an elevation of 2484 ft .  The ZIP Code is 95552 and Mad River is the furthest east town in area code 707.  The 2010 United States census reported Mad River's population was 420.

Alta Ski Area: Alta is a ski area in the western United States, located in the town of Alta in the Wasatch Mountains of Utah, in Salt Lake County.  With a skiable area of 2200 acre , Alta's base elevation is 8530 ft and rises to 10550 ft for a vertical gain of 2020 ft .  One of the oldest ski resorts in the country, it opened its first lift in early 1939.  Alta is known for being very high altitude and receives more snow than most Utah resorts, its average annual snowfall is 514 in .  Alta is one of three remaining ski resorts in the U.S. that prohibits snowboarders, along with nearby competitor Deer Valley and Vermont's Mad River Glen.

Mad River (Vermont): The Mad River is a tributary to the Winooski River in Vermont.  It has its headwaters in Granville Gulf, then flows north through the towns of Warren, Waitsfield, and Moretown before entering the Winooski River just downstream from Middlesex.  Other towns within the Mad River watershed are the entire Town of Fayston and a portion of the Town of Duxbury.  Relative to other rivers in the state, the Mad River is fairly rocky and clear, making it a popular for swimming.  In the summer of 2008, didymo, or Rock Snot, was found in the upper portions of the river.

Mad River Mountain: Mad River Mountain is a ski and snowboard resort in Valley Hi, Ohio, United States.  The elevation of Mad River Mountain is 1460 ft with a vertical drop of 300 ft , and it has a ski season that runs from December 1 through March 16.  The resort, which opened in 1962, as Valley Hi Ski Area, is owned and operated by Peak Resorts.

Supporting paragraphs: Alta Ski Area Mad River Glen
Answer: Vermont