| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 15.18 | 191309160_CHA_MIN |
| Reb Russell | CHA | 3.46 | 191309150_CHA_MIN |
| Babe Adams | PIT | 1.37 | 191309152_ATL_PIT |
| Vean Gregg | CLE | 1.21 | 191309150_CLE_OAK |
| Ray Caldwell | NYA | 1.08 | 191309160_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bullet Joe Bush | OAK | -1.4 | 191309150_CLE_OAK |
| Howie Camnitz | PHI | -1.15 | 191309140_PHI_CIN |
| Carl Weilman | BAL | -0.9 | 191309150_BAL_BOS |
| Bob Groom | MIN | -0.69 | 191309150_CHA_MIN |
| Chief Johnson | CIN | -0.25 | 191309140_PHI_CIN |
Based on accumulated WAA for this season up to 1913-09-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 14.5 | Walter Johnson | 324.7 | MIN |
| +002+ | 8.36 | Jim Scott | 283.3 | CHA |
| +003+ | 8.26 | Eddie Cicotte | 252.7 | CHA |
| +004+ | 7.83 | Reb Russell | 302.3 | CHA |
| +012+ | 5.28 | Christy Mathewson | 283.7 | SFN |
| +013+ | 5.27 | Babe Adams | 304.7 | PIT |
| +018+ | 5.05 | Chief Bender | 237.3 | OAK |
| +019+ | 5.04 | Cy Falkenberg | 255.3 | CLE |
| +021+ | 4.52 | Joe Boehling | 208 | MIN |
| +022+ | 4.25 | Ray Caldwell | 134.3 | NYA |
| +023+ | 4.21 | Vean Gregg | 267.3 | CLE |
| +025+ | 3.9 | Jeff Tesreau | 260.7 | SFN |
| +028+ | 3.68 | Al Demaree | 184.3 | SFN |
| +041+ | 2.82 | Hooks Dauss | 208 | DET |
| +042+ | 2.79 | Tom Seaton | 289.3 | PHI |
| +043+ | 2.71 | Dutch Leonard | 224.3 | BOS |
| +044+ | 2.68 | Bob Shawkey | 89 | OAK |
| +045+ | 2.66 | Eddie Plank | 233.3 | OAK |
| +046+ | 2.64 | Pete Alexander | 265.3 | PHI |
| +047+ | 2.6 | Larry Cheney | 282 | CHN |
| +054+ | 2.43 | Fred Blanding | 194.7 | CLE |
| +060+ | 2.24 | Russ Ford | 214 | NYA |
| +066+ | 2.03 | Rube Marquard | 261 | SFN |
| +067+ | 2.01 | Hank Robinson | 187.3 | PIT |
| +070+ | 1.89 | Bill Steen | 118.7 | CLE |
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