| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 13.31 | 191308190_MIN_CLE |
| Eddie Cicotte | CHA | 4.15 | 191308190_BOS_CHA |
| Pete Alexander | PHI | 1.72 | 191308180_CHN_PHI |
| Chief Bender | OAK | 1.48 | 191308170_OAK_CLE |
| Babe Adams | PIT | 0.9 | 191308190_PIT_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pol Perritt | SLN | -5.26 | 191308190_SLN_LAN |
| George Suggs | CIN | -1.35 | 191308192_CIN_ATL |
| Howie Camnitz | PIT | -1.18 | 191308181_PIT_SFN |
| Dick Rudolph | ATL | -0.64 | 191308191_CIN_ATL |
| Ray Keating | NYA | -0.55 | 191308170_NYA_CHA |
Based on accumulated WAA for this season up to 1913-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.72 | Walter Johnson | 258.3 | MIN |
| +002+ | 7.35 | Eddie Cicotte | 199.3 | CHA |
| +003+ | 7.22 | Jim Scott | 232.3 | CHA |
| +006+ | 6.17 | Reb Russell | 249.7 | CHA |
| +010+ | 5.51 | Ad Brennan | 172 | PHI |
| +011+ | 5.26 | Willie Mitchell | 209 | CLE |
| +014+ | 4.44 | Christy Mathewson | 231.7 | SFN |
| +017+ | 3.7 | Joe Boehling | 164.7 | MIN |
| +018+ | 3.67 | Fred Blanding | 157.3 | CLE |
| +020+ | 3.43 | Pete Alexander | 220.3 | PHI |
| +022+ | 3.18 | Russ Ford | 182 | NYA |
| +025+ | 3.07 | Babe Adams | 247.7 | PIT |
| +026+ | 3.03 | Chief Bender | 185.7 | OAK |
| +027+ | 2.97 | Dutch Leonard | 183.7 | BOS |
| +030+ | 2.9 | Jeff Tesreau | 209.7 | SFN |
| +031+ | 2.87 | Tom Seaton | 224.3 | PHI |
| +042+ | 2.51 | Ray Caldwell | 63.3 | NYA |
| +043+ | 2.45 | Eddie Plank | 203.3 | OAK |
| +047+ | 2.35 | Vean Gregg | 215.3 | CLE |
| +051+ | 2.23 | Rube Marquard | 206 | SFN |
| +052+ | 2.2 | Cy Falkenberg | 210.3 | CLE |
| +054+ | 2.17 | Frank Allen | 148.3 | LAN |
| +055+ | 2.16 | Larry Cheney | 235 | CHN |
| +056+ | 2.11 | Al Demaree | 150.3 | SFN |
| +062+ | 1.82 | George Baumgardner | 193 | BAL |
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