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 |
|---|---|---|---|---|
| GOAL Bowling Girls-Only Junior Gold Qualifiers | Lord Calvert Bowl | 2275 Solomons Island Rd, Huntingtown, MD 20639, USA | August 30, 2026 | April 18, 2027 |
| Midwest Sr Classic 25-26 | Colonial Lanes | 1828-14th St NW Rochester, MN 55901 | August 01, 2025 | June 28, 2026 |
| RISING Youth Bowlers Tour | AMF Diamond Lanes | 267 N Forest Blvd, Houston, TX 77090, USA | January 25, 2026 | May 31, 2026 |
| Mile Hi Tour 2025-2026 | Arapahoe Bowling Center | 6850 S Dayton St, Greenwood Village, CO 80112, USA | August 03, 2025 | May 17, 2026 |
| Minnesota Junior Bowlers Tour | Cedarvale Lanes | 3883 Cedar Grove Pkwy, Eagan, MN 55122, USA | August 03, 2025 | June 20, 2026 |