| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 7.26 | 191807130_ATL_CHN |
| Carl Mays | BOS | 4.76 | 191807150_CHA_BOS |
| Stan Coveleski | CLE | 4.75 | 191807150_CLE_NYA |
| Rube Marquard | LAN | 1.93 | 191807150_LAN_PIT |
| Pol Perritt | SFN | 1.62 | 191807131_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Davenport | BAL | -3.85 | 191807151_BAL_OAK |
| Bill James | DET | -3.7 | 191807130_DET_MIN |
| Hugh Canavan | ATL | -2 | 191807130_ATL_CHN |
| Pete Schneider | CIN | -1.52 | 191807132_LAN_CIN |
| Allen Russell | NYA | -0.88 | 191807140_NYA_CLE |
Based on accumulated WAA for this season up to 1918-07-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.5 | Walter Johnson | 203.3 | MIN |
| +002+ | 5.14 | Stan Coveleski | 216.7 | CLE |
| +004+ | 4.65 | Hippo Vaughn | 186.3 | CHN |
| +006+ | 4.02 | Carl Mays | 192.3 | BOS |
| +009+ | 3.12 | Scott Perry | 217.3 | OAK |
| +010+ | 3.09 | Bullet Joe Bush | 184.7 | BOS |
| +014+ | 2.74 | Phil Douglas | 78.3 | CHN |
| +019+ | 2.57 | Slim Sallee | 123 | SFN |
| +023+ | 2.21 | Pol Perritt | 130.3 | SFN |
| +025+ | 2.17 | Allen Sothoron | 139 | BAL |
| +029+ | 2.06 | Burleigh Grimes | 148.7 | LAN |
| +030+ | 2.03 | Jimmy Ring | 47 | CIN |
| +034+ | 1.95 | Rube Marquard | 166 | LAN |
| +036+ | 1.93 | Al Demaree | 119.7 | SFN |
| +037+ | 1.93 | Red Ames | 132.3 | SLN |
| +039+ | 1.75 | Harry Harper | 150.3 | MIN |
| +040+ | 1.68 | Eddie Cicotte | 170.3 | CHA |
| +042+ | 1.66 | Lefty Tyler | 162.7 | CHN |
| +041+ | 1.66 | Frank Shellenback | 114.3 | CHA |
| +047+ | 1.6 | Guy Morton | 148.7 | CLE |
| +052+ | 1.42 | Wilbur Cooper | 161 | PIT |
| XXXXX | 1.15 | Dick Rudolph | 78.3 | ATL |
| XXXXX | 1.05 | Paul Carter | 45.7 | CHN |
| XXXXX | 1.01 | Bernie Boland | 128 | DET |
| XXXXX | 1 | George Mogridge | 133 | NYA |
_