| Starter | Tm | Tier | Game |
|---|---|---|---|
| Carl Mays | BOS | 5.76 | 191807222_DET_BOS |
| Stan Coveleski | CLE | 5.02 | 191807211_OAK_CLE |
| Eddie Cicotte | CHA | 2.61 | 191807210_CHA_MIN |
| Lefty Tyler | CHN | 1.79 | 191807210_LAN_CHN |
| Harry Harper | MIN | 0.15 | 191807220_CHA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Davenport | BAL | -3.82 | 191807230_BAL_NYA |
| Jack Coombs | LAN | -3.16 | 191807210_LAN_CHN |
| Hugh Canavan | ATL | -2.47 | 191807212_ATL_CIN |
| Bill James | DET | -2.28 | 191807221_DET_BOS |
| Bill Sherdel | SLN | -0.65 | 191807212_SFN_SLN |
Based on accumulated WAA for this season up to 1918-07-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.84 | Walter Johnson | 223.3 | MIN |
| +002+ | 5.68 | Stan Coveleski | 236.7 | CLE |
| +003+ | 5.18 | Carl Mays | 210.3 | BOS |
| +006+ | 4.76 | Hippo Vaughn | 203.3 | CHN |
| +007+ | 4.32 | Bullet Joe Bush | 203.7 | BOS |
| +009+ | 3.35 | Burleigh Grimes | 171 | LAN |
| +012+ | 2.95 | Scott Perry | 230.3 | OAK |
| +015+ | 2.86 | Allen Sothoron | 155 | BAL |
| +023+ | 2.36 | Eddie Cicotte | 187.3 | CHA |
| +029+ | 2.24 | Red Ames | 141.3 | SLN |
| +031+ | 2.2 | Slim Sallee | 131 | SFN |
| +032+ | 2.14 | Lefty Tyler | 188.3 | CHN |
| +033+ | 2.13 | Phil Douglas | 94.3 | CHN |
| +035+ | 2.08 | Pol Perritt | 145.3 | SFN |
| +037+ | 2.01 | Rube Marquard | 173 | LAN |
| +040+ | 1.85 | Harry Harper | 166.3 | MIN |
| +042+ | 1.8 | Wilbur Cooper | 185.3 | PIT |
| +052+ | 1.44 | Sad Sam Jones | 118 | BOS |
| +054+ | 1.38 | Bernie Boland | 137 | DET |
| +057+ | 1.3 | Paul Carter | 51 | CHN |
| XXXXX | 1.17 | Jimmy Ring | 56.7 | CIN |
| XXXXX | 1.15 | George Mogridge | 152 | NYA |
| XXXXX | 1.01 | Guy Morton | 163.7 | CLE |
| XXXXX | 0.94 | Frank Shellenback | 126 | CHA |
| XXXXX | 0.93 | Red Causey | 82.3 | SFN |
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