| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 14.28 | 191308280_MIN_BOS |
| Jim Scott | CHA | 5.29 | 191308300_DET_CHA |
| Christy Mathewson | SFN | 2.28 | 191308300_SFN_PHI |
| Chief Bender | OAK | 1.06 | 191308280_OAK_NYA |
| Fred Blanding | CLE | 0.64 | 191308300_CLE_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Howie Camnitz | PHI | -1.73 | 191308290_SFN_PHI |
| Bob Groom | MIN | -1.33 | 191308302_MIN_BOS |
| Al Schulz | NYA | -1.09 | 191308280_OAK_NYA |
| Carl Weilman | BAL | -0.55 | 191308300_CLE_BAL |
| Bill Doak | SLN | -0.14 | 191308300_SLN_CIN |
Based on accumulated WAA for this season up to 1913-08-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.82 | Walter Johnson | 278 | MIN |
| +002+ | 7.86 | Jim Scott | 254.3 | CHA |
| +003+ | 7.78 | Eddie Cicotte | 218.3 | CHA |
| +005+ | 6.86 | Reb Russell | 266.7 | CHA |
| +009+ | 5.2 | Willie Mitchell | 209 | CLE |
| +013+ | 4.54 | Christy Mathewson | 257.7 | SFN |
| +017+ | 4.24 | Ad Brennan | 186.7 | PHI |
| +018+ | 4.16 | Chief Bender | 204.7 | OAK |
| +019+ | 4.02 | Ray Caldwell | 98.3 | NYA |
| +020+ | 4.01 | Joe Boehling | 181.7 | MIN |
| +021+ | 3.98 | Fred Blanding | 177 | CLE |
| +022+ | 3.86 | Babe Adams | 262.7 | PIT |
| +025+ | 3.43 | Cy Falkenberg | 228.3 | CLE |
| +027+ | 3.33 | Jeff Tesreau | 228.3 | SFN |
| +028+ | 3.29 | Vean Gregg | 232.3 | CLE |
| +029+ | 3.22 | Dutch Leonard | 205.3 | BOS |
| +031+ | 3.17 | Eddie Plank | 214 | OAK |
| +047+ | 2.58 | Al Demaree | 157.3 | SFN |
| +052+ | 2.26 | George Baumgardner | 212 | BAL |
| +057+ | 2.02 | Larry Cheney | 248 | CHN |
| +058+ | 2.01 | Hooks Dauss | 171.3 | DET |
| +060+ | 1.92 | Boardwalk Brown | 211.3 | OAK |
| +063+ | 1.83 | Bob Shawkey | 59 | OAK |
| +065+ | 1.8 | Tom Seaton | 242.7 | PHI |
| +064+ | 1.8 | Russ Ford | 186 | NYA |
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