Certified Sommelier Practice Exam

Which subregion of the Willamette Valley is recognized for its distinct terroir?

1. Eola-Amity Hills

2. Anderson Valley

3. Dry Creek

4. Lone Pine Valley

The correct answer is: Eola-Amity Hills

The Eola-Amity Hills subregion of the Willamette Valley is particularly noted for its unique terroir, which is characterized by a combination of geological, climatic, and viticultural factors that contribute to the distinctiveness of the wines produced there. This region benefits from the cool maritime climate of Oregon, which allows for a longer growing season, enabling the development of complex flavors in the grapes, particularly Pinot Noir and Chardonnay. Eola-Amity Hills possesses a diverse array of soils, including volcanic and sedimentary types, which influence the flavor profiles of the wines. The proximity to the Van Duzer Corridor also plays a significant role, as it allows for beneficial cooling winds that help to maintain acidity and freshness in the grapes. In contrast, Anderson Valley, Dry Creek, and Lone Pine Valley are located in different areas and have their own unique terroirs, but they do not share the same level of recognition within the context of the Willamette Valley specifically. Anderson Valley is known for its cooler climate, ideal for producing sparkling wines and Pinot Noir, but it is part of Mendocino County, not the Willamette Valley. Dry Creek is known primarily for Zinfandel and is located in Sonoma County, while Lone Pine Valley is