MileSplit Staff May 15, 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: Top Pennsylvania Girls 1600m marks compared to their season’s best performances from 2025. Most Improved - 1600 Meter Run Comparing 2026 season to 2025 season Rank Improved Athlete/Team Class 2025 PR 2026 PR 1 -1:39.15 Norah Newton Cumberland Valley 03 2026 7:59.69 6:20.54 2 -1:37.77 Clarissa Moorhead Downingtown West 01 2027 7:43.93 6:06.16 3 -1:27.92 Bridget Hemingray Fox Chapel Area 07 2028 6:40.85 5:12.93 4 -1:23.86 Morgan Bonanno Palmyra 03 2026 8:16.16 6:52.30 5 -1:10.28 Faith Whipple Penn Trafford 07 2027 6:49.33 5:39.05 6 -1:07.46 ...