Career ERA in the minor leagues, with a minimum of 400 innings pitched. (Skewed towards relievers, for sure)

2006-2017
1 Frank Gailey New Market ’05-06 2.71
2 Chad Kuhl New Market ’12 2.75
3 Austin Gomber Luray ’12 2.85
4 Rob Delaney New Market ’03 2.89
5 Ryan Yarbrough Luray ’12 3.22
6 Rowdy Hardy Staunton ’04 3.29
7 Stephen Kohlscheen Harrisonburg ’10 3.39
8 Chris Huffman Staunton ’12-3 3.45
9 Chris Masters New Market ’07 3.52
10 Sam Howard Staunton ’12 3.60
11 Ryne Reynoso Waynesboro ’05 3.66
12 Brandon Dickson New Market ’06 3.74
13 Drew Granier Harrisonburg ’09-10 3.80
Tyler Thornburg Winchester ’08 3.80

Probably the top four pitching prospects with Valley League ties are on here- Gomber, Yarbrough, Huffman, and Howard. I’m hoping all four make the majors…. Frank Gailey did an interview with ATVL a while ago…

All-time
1 Lee Gronkiewicz New Market ’98 2.42
2 Frank Gailey New Market ’05-06 2.71
3 Chad Kuhl New Market ’12 2.75
4 Austin Gomber Luray ’12 2.85
5 Rob Delaney New Market ’03 2.89
6 Saul Rivera New Market ’97 2.90
7 Mike Christopher Winchester ’84 3.03
8 Greg Hibbard Staunton 3.08
9 Jeff Johnson Winchester ’86 3.10
10 Jeff Tam Harrisonburg ’92 3.11
11 Colter Bean Winchester ’97 3.16
12 Bob Patterson Madison ’81 3.22
Ryan Yarbrough Luray ’12 3.22
14 Rowdy Hardy Staunton ’04 3.29
15 Jason Arnold Staunton 3.33
16 Daryl Irvine Harrisonburg 3.34
17 Justin Pope Staunton 3.34
18 Jeff Mutis Staunton 3.35
19 Elvys Quezada Winchester ’02 3.37
20 Stephen Kohlscheen Harrisonburg ’10 3.39
21 J.D. Arteaga Staunton 3.40
22 Dave Tobik 3.42
Gailey