MileSplit Staff Mar 13, 2026 PRO See the rest of this article Access the complete article with MileSplit PRO. Subscribe to keep reading Already a subscriber? Log in. Improvement Rankings: Highlighting the top California Boys 300m Hurdles performers this Outdoor Season compared their best results from 2025. Most Improved - 300 Meter Hurdles Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -10.05 Ethan Leon Temescal Canyon (SS) 2026 52.44 42.39 2 -9.18 Tristan Harris Wheatland Union (NS) 2026 58.32 49.14 3 -8.14 Nathaniel Becker Chico (NS) 2026 57.46 49.32 4 -7.86 Tommy Quintero Highland (CS) 2028 51.52 43.66 5 -7.39 Aydan Farfan Chula Vista (SD) 2028 1:11.02 1:03.63 6 -7.05 Matt...