| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 6.04 | 191805302_CIN_CHN |
| Red Faber | CHA | 4.72 | 191805302_CHA_CLE |
| Fred Toney | CIN | 3.99 | 191805301_CIN_CHN |
| Stan Coveleski | CLE | 2.81 | 191805302_CHA_CLE |
| Wilbur Cooper | PIT | 2.38 | 191806010_PIT_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | OAK | -6.59 | 191806010_OAK_BAL |
| Jim Shaw | MIN | -3.78 | 191805301_MIN_BOS |
| Ray Caldwell | NYA | -2.08 | 191805300_OAK_NYA |
| Bill Doak | SLN | -2.04 | 191805302_SLN_PIT |
| Burleigh Grimes | LAN | -1.6 | 191805301_ATL_LAN |
Based on accumulated WAA for this season up to 1918-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.07 | Stan Coveleski | 107.3 | CLE |
| +002+ | 3.56 | Walter Johnson | 99.7 | MIN |
| +003+ | 3.07 | Hippo Vaughn | 87 | CHN |
| +004+ | 2.67 | Scott Perry | 105.3 | OAK |
| +005+ | 2.58 | Dana Fillingim | 44 | ATL |
| +009+ | 2.09 | Red Faber | 62.7 | CHA |
| +011+ | 2.01 | Red Ames | 61.3 | SLN |
| +012+ | 1.98 | Bullet Joe Bush | 87.3 | BOS |
| +015+ | 1.74 | Hank Thormahlen | 71 | NYA |
| +017+ | 1.69 | Bill Sherdel | 59.7 | SLN |
| +024+ | 1.36 | Jesse Barnes | 54.7 | SFN |
| +025+ | 1.36 | Hod Eller | 67 | CIN |
| +026+ | 1.35 | Erskine Mayer | 84.7 | PHI |
| XXXXX | 1.25 | Fred Toney | 56 | CIN |
| XXXXX | 1.25 | Bunny Hearn | 83 | ATL |
| XXXXX | 1.22 | Eric Erickson | 76.3 | DET |
| XXXXX | 1.2 | Slim Love | 82.3 | NYA |
| XXXXX | 1.18 | Jeff Tesreau | 61.3 | SFN |
| XXXXX | 1.06 | Wilbur Cooper | 66.3 | PIT |
| XXXXX | 0.86 | Tom Rogers | 25 | BAL |
| XXXXX | 0.84 | Urban Shocker | 40 | BAL |
| XXXXX | 0.84 | Lefty Tyler | 75.7 | CHN |
| XXXXX | 0.78 | Frank Miller | 59 | PIT |
| XXXXX | 0.65 | Carl Mays | 92.7 | BOS |
| XXXXX | 0.62 | Brad Hogg | 60.7 | PHI |
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