(Portersville, PA) – In honor of America’s 250th birthday, the Moraine State Park Regatta is thrilled to announce that the Butler County Symphony Orchestra will headline the grand finale of this year’s Live at Lake Arthur concert set on at Lake Arthur’s South Shore on Sunday, August 2, 2026.
Families and music lovers are invited to grab their favorite lawn chairs and blankets for a spectacular, free afternoon of music by the water that celebrates the intersection of our natural environment and the arts. Closing out a full weekend of eco-recreational fun at the Regatta, the Butler County Symphony Orchestra will take the stage on Sunday at 3:30pm to perform three vibrant and educational sets of music—spanning everything from stirring patriotic classics to fun, contemporary American favorites.
“Music has always been at the heart of our nation’s history, and we are honored to partner with the Moraine State Park Regatta to mark the America 250 milestone,” said Executive Director of the Butler County Symphony Orchestra Edward J. DeSantis. “This accessible lakeside performance is a celebration of community, culture, and the natural beauty of Western Pennsylvania. We look forward to providing a majestic musical finale to an already wonderful weekend.”
This landmark performance is supported in part by a grant from Experience Butler County, and additional fundraising is underway to bring the full vision to life. To learn more about the weekend’s festivities, or to help keep this event free for everyone through a sponsorship, dive into the details at morainestateparkregatta.org.
About the Moraine State Park Regatta
The Moraine State Park Regatta is the region’s ultimate celebration of eco-recreation and community spirit. Designed to connect people of all ages with the great outdoors, the annual event features thrilling land and water activities, immersive nature experiences, and a vibrant marketplace of local vendors. As a 501(c)(3) nonprofit organization, the Regatta is driven by a passionate volunteer board of directors to showcase the best of Moraine State Park.
About the Butler County Symphony Orchestra
The Butler County Symphony Orchestra (BCSO) is a cornerstone of the cultural landscape in Western Pennsylvania, dedicated to elevating the quality of life through high-quality symphonic and classical music. Established in 1948, the organization serves a dual mission of artistic excellence and community service by providing a professional venue for local musicians to perform while acting as a vital educational resource for regional schools.