Daily Averaged Ammonia Emissions from Barns at Swine Grow-Finish Operations and Corresponding Environmental, Production and Management Conditions. This dataset is associated with the following publication: Rumsey, I., M. Nash, and J. Walker. Estimating air emissions from animal production in the United States using statistical models: Ammonia emissions from swine grow-finish barns. Atmospheric Environment: X. Elsevier B.V., Amsterdam, NETHERLANDS, 29: 100404, (2026).