| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.5 | 191806170_MIN_CHA |
| Stan Coveleski | CLE | 4.3 | 191806170_OAK_CLE |
| Eddie Cicotte | CHA | 3.66 | 191806160_MIN_CHA |
| Carl Mays | BOS | 1.96 | 191806170_BOS_BAL |
| Fred Toney | CIN | 1.61 | 191806150_CIN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Davenport | BAL | -3.64 | 191806150_BOS_BAL |
| Ray Caldwell | NYA | -1.75 | 191806160_NYA_DET |
| Jack Coombs | LAN | -1.19 | 191806150_CHN_LAN |
| Erskine Mayer | PHI | -0.64 | 191806170_PIT_PHI |
| Sad Sam Jones | BOS | -0.34 | 191806150_BOS_BAL |
Based on accumulated WAA for this season up to 1918-06-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.82 | Walter Johnson | 144.3 | MIN |
| +002+ | 5.21 | Stan Coveleski | 152.3 | CLE |
| +003+ | 3.69 | Dana Fillingim | 63 | ATL |
| +006+ | 2.78 | Hippo Vaughn | 113 | CHN |
| +007+ | 2.76 | Red Faber | 80.7 | CHA |
| +008+ | 2.63 | Bullet Joe Bush | 118 | BOS |
| +013+ | 2.3 | Frank Shellenback | 63.3 | CHA |
| +019+ | 1.93 | Eddie Cicotte | 114.3 | CHA |
| +026+ | 1.73 | Urban Shocker | 82 | BAL |
| +029+ | 1.58 | Carl Mays | 127.7 | BOS |
| +030+ | 1.51 | Guy Morton | 103.7 | CLE |
| +032+ | 1.41 | Scott Perry | 137.7 | OAK |
| +035+ | 1.34 | Lefty Tyler | 107 | CHN |
| XXXXX | 1.21 | Hank Thormahlen | 88.3 | NYA |
| XXXXX | 1.16 | Pol Perritt | 69.3 | SFN |
| XXXXX | 1.13 | Bunny Hearn | 114 | ATL |
| XXXXX | 1.08 | Rube Bressler | 114 | CIN |
| XXXXX | 1.02 | Art Nehf | 128.3 | ATL |
| XXXXX | 0.97 | Phil Douglas | 18 | CHN |
| XXXXX | 0.92 | Rube Marquard | 101 | LAN |
| XXXXX | 0.91 | Frank Miller | 88.7 | PIT |
| XXXXX | 0.9 | Bob Harmon | 62.7 | PIT |
| XXXXX | 0.9 | Leon Cadore | 17 | LAN |
| XXXXX | 0.87 | Burleigh Grimes | 90.7 | LAN |
| XXXXX | 0.86 | Fred Toney | 76 | CIN |
_