| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Scott | CHA | 4.4 | 191308120_CHA_OAK |
| Willie Mitchell | CLE | 1.42 | 191308110_CLE_MIN |
| Babe Adams | PIT | 1.38 | 191308112_CIN_PIT |
| Al Demaree | SFN | 0.23 | 191308120_SFN_LAN |
| Dutch Leonard | BOS | 0.23 | 191308110_DET_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Otto Hess | ATL | -2.27 | 191308122_CHN_ATL |
| Al Schulz | NYA | -1.28 | 191308120_BAL_NYA |
| Howie Camnitz | PIT | -1.2 | 191308111_CIN_PIT |
| Joe Engel | MIN | -0.77 | 191308110_CLE_MIN |
| Bullet Joe Bush | OAK | -0.62 | 191308110_CHA_OAK |
Based on accumulated WAA for this season up to 1913-08-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.88 | Walter Johnson | 241.3 | MIN |
| +002+ | 6.69 | Eddie Cicotte | 181.3 | CHA |
| +003+ | 6.59 | Jim Scott | 223.3 | CHA |
| +007+ | 5.38 | Reb Russell | 232.7 | CHA |
| +009+ | 5.12 | Ad Brennan | 157.7 | PHI |
| +010+ | 4.99 | Christy Mathewson | 228.7 | SFN |
| +011+ | 4.82 | Willie Mitchell | 200 | CLE |
| +016+ | 3.92 | Babe Adams | 233.7 | PIT |
| +017+ | 3.85 | Joe Boehling | 146.7 | MIN |
| +018+ | 3.64 | Chief Bender | 177.7 | OAK |
| +019+ | 3.48 | Eddie Plank | 189.7 | OAK |
| +021+ | 3.2 | Fred Blanding | 142 | CLE |
| +022+ | 3.01 | Pete Alexander | 205.7 | PHI |
| +026+ | 2.74 | Cy Falkenberg | 197.3 | CLE |
| +027+ | 2.73 | Earl Hamilton | 217 | BAL |
| +033+ | 2.59 | Tom Seaton | 205.7 | PHI |
| +039+ | 2.35 | Frank Allen | 137.3 | LAN |
| +040+ | 2.29 | Russ Ford | 164 | NYA |
| +041+ | 2.28 | Jeff Tesreau | 192.7 | SFN |
| +044+ | 2.21 | Dutch Leonard | 173.7 | BOS |
| +048+ | 2.14 | Ray Caldwell | 55.3 | NYA |
| +049+ | 2.12 | Vean Gregg | 206.3 | CLE |
| +052+ | 2.02 | Bob Shawkey | 36 | OAK |
| +053+ | 2.02 | Rube Marquard | 198 | SFN |
| +054+ | 1.99 | Al Demaree | 140.3 | SFN |
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