RVP and the Year-Round Sale of E15: What’s Happening?
April 16, 2025 9:14 am Comments Off on RVP and the Year-Round Sale of E15: What’s Happening?Midwest states have long championed the use of E15—a gasoline blend containing 15% ethanol—for its promise to lower fuel costs, reduce greenhouse gas emissions, and support rural economies. However, efforts to enable year-round sales of E15 have faced many regulatory hurdles and push back for over a decade. What Is RVP? Reid Vapor Pressure (RVP) is a measure of how easily gasoline evaporates, indicating the fuel’s volatility. This matters because more volatile fuels evaporate faster, especially in warm weather, which can contribute to the formation of ground-level ozone, or smog. To protect air quality—particularly in the summer when ozone pollution... Read More →