| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Owen | CHA | 3.33 | 190408200_CHA_NYA |
| Cy Young | BOS | 2.86 | 190408221_BAL_BOS |
| Eddie Plank | OAK | 2.63 | 190408220_CLE_OAK |
| Ed Killian | DET | 1.3 | 190408201_DET_MIN |
| Bill Bernhard | CLE | 0.91 | 190408200_CLE_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Fisher | ATL | -7.99 | 190408210_ATL_CHN |
| Chick Fraser | PHI | -2.52 | 190408200_PHI_CIN |
| Chappie McFarland | SLN | -0.66 | 190408210_LAN_SLN |
| Bob Ewing | CIN | -0.65 | 190408211_PHI_CIN |
| Doc Scanlan | LAN | -0.41 | 190408200_LAN_SLN |
Based on accumulated WAA for this season up to 1904-08-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.07 | Rube Waddell | 285.3 | OAK |
| +002+ | 10.05 | Joe McGinnity | 301.3 | SFN |
| +003+ | 9.57 | Jack Chesbro | 301 | NYA |
| +004+ | 9.41 | Frank Owen | 269 | CHA |
| +005+ | 7.65 | Eddie Plank | 267 | OAK |
| +006+ | 7.51 | Cy Young | 263.3 | BOS |
| +008+ | 5.99 | Ed Killian | 259.3 | DET |
| +009+ | 5.82 | Earl Moore | 212.3 | CLE |
| +010+ | 5.75 | Jesse Tannehill | 211.7 | BOS |
| +012+ | 5.23 | Bill Bernhard | 226 | CLE |
| +013+ | 5.06 | Patsy Flaherty | 207 | TOT |
| +014+ | 5.03 | Frank Smith | 133.3 | CHA |
| +015+ | 4.95 | Harry Howell | 206 | BAL |
| +019+ | 4.72 | Red Donahue | 188 | CLE |
| +018+ | 4.72 | Bill Dinneen | 206.7 | BOS |
| +021+ | 4.26 | George Mullin | 273 | DET |
| +022+ | 4.19 | Jack Powell | 264.7 | NYA |
| +024+ | 4.03 | Fred Glade | 194 | BAL |
| +025+ | 4 | Kid Nichols | 212 | SLN |
| +031+ | 3.54 | Weldon Henley | 195.7 | OAK |
| +033+ | 3.44 | Bill Donovan | 216 | DET |
| +034+ | 3.2 | Doc White | 134 | CHA |
| +037+ | 3.05 | Jake Weimer | 211.7 | CHN |
| +039+ | 3.04 | Norwood Gibson | 172 | BOS |
| +042+ | 2.93 | Jack Taylor | 253.7 | SLN |
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