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