| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Scott | CHA | 4.46 | 191308160_NYA_CHA |
| Christy Mathewson | SFN | 3.22 | 191308160_PIT_SFN |
| Willie Mitchell | CLE | 1.82 | 191308160_OAK_CLE |
| Pete Alexander | PHI | 1.72 | 191308180_CHN_PHI |
| Chief Bender | OAK | 1.48 | 191308170_OAK_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Griner | SLN | -5.51 | 191308162_SLN_LAN |
| Bob Groom | MIN | -1.92 | 191308160_MIN_DET |
| Howie Camnitz | PIT | -1.18 | 191308181_PIT_SFN |
| Bullet Joe Bush | OAK | -0.77 | 191308160_OAK_CLE |
| Earl Yingling | LAN | -0.71 | 191308161_SLN_LAN |
Based on accumulated WAA for this season up to 1913-08-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.05 | Walter Johnson | 248.3 | MIN |
| +002+ | 7.25 | Jim Scott | 232.3 | CHA |
| +003+ | 6.93 | Eddie Cicotte | 190.3 | CHA |
| +006+ | 6.21 | Reb Russell | 249.7 | CHA |
| +010+ | 5.53 | Ad Brennan | 172 | PHI |
| +011+ | 5.3 | Willie Mitchell | 209 | CLE |
| +014+ | 4.46 | Christy Mathewson | 231.7 | SFN |
| +016+ | 3.73 | Joe Boehling | 164.7 | MIN |
| +018+ | 3.7 | Fred Blanding | 157.3 | CLE |
| +020+ | 3.45 | Pete Alexander | 220.3 | PHI |
| +021+ | 3.2 | Russ Ford | 182 | NYA |
| +024+ | 3.1 | Babe Adams | 238.7 | PIT |
| +027+ | 2.98 | Chief Bender | 184.7 | OAK |
| +028+ | 2.98 | Dutch Leonard | 183.7 | BOS |
| +029+ | 2.92 | Jeff Tesreau | 209.7 | SFN |
| +030+ | 2.89 | Tom Seaton | 215.3 | PHI |
| +042+ | 2.52 | Ray Caldwell | 63.3 | NYA |
| +044+ | 2.48 | Eddie Plank | 203.3 | OAK |
| +047+ | 2.39 | Vean Gregg | 215.3 | CLE |
| +052+ | 2.25 | Rube Marquard | 206 | SFN |
| +053+ | 2.2 | Larry Cheney | 235 | CHN |
| +054+ | 2.19 | Frank Allen | 148.3 | LAN |
| +056+ | 2.13 | Al Demaree | 150.3 | SFN |
| +059+ | 2.05 | Bob Shawkey | 44.7 | OAK |
| +063+ | 1.85 | George Baumgardner | 193 | BAL |
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