| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 15.75 | 191507190_MIN_CLE |
| Pete Alexander | PHI | 12.77 | 191507210_CHN_PHI |
| Bert Humphries | CHN | 0.89 | 191507190_CHN_PHI |
| Joe Benz | CHA | 0.81 | 191507190_BOS_CHA |
| Jeff Tesreau | SFN | 0.79 | 191507190_SLN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roy Walker | CLE | -2.25 | 191507200_MIN_CLE |
| Weldon Wyckoff | OAK | -2.01 | 191507190_OAK_DET |
| Ray Collins | BOS | -1.52 | 191507190_BOS_CHA |
| Rube Marquard | SFN | -1.13 | 191507200_SLN_SFN |
| Rube Benton | CIN | -1 | 191507200_CIN_ATL |
Based on accumulated WAA for this season up to 1915-07-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.18 | Pete Alexander | 212.7 | PHI |
| +003+ | 7.14 | Walter Johnson | 193.7 | MIN |
| +009+ | 3.77 | Al Mamaux | 142.7 | PIT |
| +011+ | 3.54 | Smoky Joe Wood | 103.3 | BOS |
| +014+ | 3.32 | Jim Scott | 155 | CHA |
| +016+ | 3.13 | Bob Harmon | 148.7 | PIT |
| +017+ | 2.93 | Erskine Mayer | 166.3 | PHI |
| +020+ | 2.71 | Gene Dale | 150.7 | CIN |
| +022+ | 2.64 | Ray Fisher | 154.7 | NYA |
| +025+ | 2.55 | Red Faber | 190.3 | CHA |
| +030+ | 2.28 | Guy Morton | 172 | CLE |
| +031+ | 2.22 | Hooks Dauss | 168.7 | DET |
| +034+ | 2.05 | Bill Doak | 164.3 | SLN |
| +035+ | 2.04 | Ernie Shore | 121.7 | BOS |
| +037+ | 1.94 | Fred Toney | 76.3 | CIN |
| +039+ | 1.92 | Bert Humphries | 84.3 | CHN |
| +040+ | 1.88 | Sherry Smith | 101.3 | LAN |
| +042+ | 1.84 | Hank Robinson | 88 | SLN |
| +043+ | 1.8 | Sailor Stroud | 100.7 | SFN |
| +052+ | 1.68 | Reb Russell | 118.3 | CHA |
| +053+ | 1.65 | Joe Benz | 121 | CHA |
| +055+ | 1.57 | Pat Ragan | 133.7 | TOT |
| +057+ | 1.56 | Dick Rudolph | 177.3 | ATL |
| +063+ | 1.35 | Dan Griner | 126.7 | SLN |
| XXXXX | 1.16 | Harry Coveleski | 165.3 | DET |
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