With Grandview absent for Week 4, the remaining contenders in Pool A each defeated another in one of the tightest pools ever. When the dust settled, Kamiakin 3 had the best set percentage and vaulted to the top of Division II.

Division II

1. Kamiakin 3 > 4-3, 9-11
2. Grandview 2 > 4-2, 8-4
3. Hermiston 2 > 4-3-1, 9-7
4. East Valley 2 > 6-2-1, 13-5
5. Hanford 2 > 7-2, 10-5
6. Chiawana 2 > 4-4, 9-7
7. Richland 3 > 4-2, 6-6
8. Othello 2 > 4-2, 9-3
9. Southridge 2 > 3-5, 4-12
10. Kennewick 2 > 5-3, 10-6
11. Hanford 3 > 3-3, 5-7
12. Hermiston 3 > 2-5-1, 5-11
13. Kamiakin 4 > 1-4, 4-8
14. Weston 2 > 1-4, 2-8
15. Pasco 2 > 2-4, 2-10
16. Southridge 3 > 1-3, 3-5
17. Pasco 3 > 0-3-1, 3-5