| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.35 | 191306022_OAK_MIN |
| Eddie Plank | OAK | 6.14 | 191306030_DET_OAK |
| Vean Gregg | CLE | 3.48 | 191306011_BAL_CLE |
| Smoky Joe Wood | BOS | 2.26 | 191306022_BOS_NYA |
| Jim Scott | CHA | 1.88 | 191306010_DET_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Tyler | ATL | -1.81 | 191306030_ATL_PIT |
| Ray Fisher | NYA | -1.53 | 191306021_BOS_NYA |
| Boardwalk Brown | OAK | -0.94 | 191306021_OAK_MIN |
| Hooks Dauss | DET | -0.85 | 191306030_DET_OAK |
| Gene Packard | CIN | -0.51 | 191306010_SFN_CIN |
Based on accumulated WAA for this season up to 1913-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.92 | Walter Johnson | 103 | MIN |
| +003+ | 3.31 | Cy Falkenberg | 94 | CLE |
| +005+ | 2.88 | Eddie Plank | 81.3 | OAK |
| +006+ | 2.81 | Nap Rucker | 81.7 | LAN |
| +007+ | 2.72 | Jim Scott | 77 | CHA |
| +009+ | 2.5 | Eddie Cicotte | 59 | CHA |
| +013+ | 2.31 | Larry Cheney | 94.7 | CHN |
| +016+ | 2.09 | Bill Steen | 79.3 | CLE |
| +017+ | 2.05 | Christy Mathewson | 89.7 | SFN |
| +018+ | 1.97 | Reb Russell | 96 | CHA |
| +019+ | 1.84 | Pete Alexander | 74.3 | PHI |
| +020+ | 1.83 | Cliff Curtis | 51.7 | LAN |
| +022+ | 1.72 | Vean Gregg | 95.3 | CLE |
| +023+ | 1.66 | Ray Keating | 69.7 | NYA |
| +024+ | 1.65 | Babe Adams | 84 | PIT |
| +025+ | 1.58 | Tom Seaton | 99.7 | PHI |
| +026+ | 1.58 | Ad Brennan | 50.7 | PHI |
| +027+ | 1.53 | Chief Bender | 68.3 | OAK |
| +029+ | 1.48 | Red Ames | 58.7 | TOT |
| +034+ | 1.37 | Doc White | 49 | CHA |
| +036+ | 1.32 | Dick Rudolph | 33.3 | ATL |
| +038+ | 1.29 | Jeff Tesreau | 91 | SFN |
| +041+ | 1.27 | Frank Allen | 74.3 | LAN |
| XXXXX | 1.22 | Eddie Stack | 42.7 | LAN |
| XXXXX | 1.22 | Marc Hall | 77 | DET |
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