When USBC in September announced its new rules for urethane (aka slow oil-absorbing high-performance) bowling balls to take effect Jan. 1, they included a hardness minimum of 78D for the USBC Open Championships. Not offered at the time was how USBC might enforce that rule. Those details came with Saturday’s start of the 2026 USBC Open Championships in the PDF attached to this story that is posted here. USBC calls it the “Squad Room Standard Operating Procedure for bowling ball... Social Media:
Upcoming Tournaments:| Name | Bowling Alley | Address | Start Date | End Date |
|---|---|---|---|---|
| USBC Senior Championships | The Ashwaubenon Bowling Alley | 2929 Allied St, Green Bay, WI 54304, USA | August 04, 2026 | August 07, 2026 |
| Buzzards 2026 | Copperfield Bowl | 15615 Glen Chase Dr, Houston, TX 77095, USA | January 11, 2026 | July 12, 2026 |
| Intra Mountain Association singles Tournament | Galaxy Bowling | 104 Backyard Ln, Blairsville, GA 30512, USA | January 17, 2027 | January 17, 2027 |
| Karen Stone Classic | Don Carter Lanes | 4007 E State St, Rockford, IL 61108, USA | September 20, 2026 | September 20, 2026 |
| Rocket City Invitational Tournament | Redstone Lanes | Redstone Arsenal, AL 35898, USA | July 31, 2026 | July 31, 2026 |