| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe McGinnity | SFN | 9.95 | 190406240_SFN_ATL |
| Rube Waddell | OAK | 8.73 | 190406220_BOS_OAK |
| Cy Young | BOS | 6.14 | 190406220_BOS_OAK |
| Jack Taylor | SLN | 2.82 | 190406230_SLN_PIT |
| Sam Leever | PIT | 1.77 | 190406230_SLN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Fisher | ATL | -3.28 | 190406220_SFN_ATL |
| Bill Duggleby | PHI | -2.27 | 190406230_PHI_LAN |
| Jack Sutthoff | CIN | -1.44 | 190406220_CHN_CIN |
| Happy Townsend | MIN | -1.32 | 190406230_NYA_MIN |
| Ed Poole | LAN | -1.07 | 190406230_PHI_LAN |
Based on accumulated WAA for this season up to 1904-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.81 | Joe McGinnity | 183 | SFN |
| +002+ | 6.67 | Rube Waddell | 152 | OAK |
| +003+ | 6.13 | Jack Chesbro | 164 | NYA |
| +004+ | 5.92 | Red Donahue | 108.3 | CLE |
| +005+ | 5.06 | Frank Owen | 136.7 | CHA |
| +006+ | 4.89 | Cy Young | 127 | BOS |
| +007+ | 4.87 | Jesse Tannehill | 113.7 | BOS |
| +011+ | 3.37 | Eddie Plank | 145 | OAK |
| +013+ | 3.13 | Ed Killian | 145.3 | DET |
| +016+ | 2.91 | Harry Howell | 106.7 | BAL |
| +018+ | 2.87 | Bill Dinneen | 130.7 | BOS |
| +019+ | 2.74 | Bill Bernhard | 123 | CLE |
| +020+ | 2.66 | Jack Taylor | 128 | SLN |
| +021+ | 2.65 | Patsy Flaherty | 87 | TOT |
| +022+ | 2.62 | Weldon Henley | 117.7 | OAK |
| +025+ | 2.51 | Fred Glade | 95.7 | BAL |
| +029+ | 2.29 | George Mullin | 157 | DET |
| +031+ | 2.07 | Nick Altrock | 120.3 | CHA |
| +032+ | 2.07 | Barney Pelty | 95.3 | BAL |
| +035+ | 1.88 | Jack Powell | 129.7 | NYA |
| +038+ | 1.76 | Ed Siever | 94 | BAL |
| +044+ | 1.42 | Sam Leever | 99 | PIT |
| +048+ | 1.32 | Bill Donovan | 129 | DET |
| +050+ | 1.29 | Earl Moore | 90.7 | CLE |
| +051+ | 1.28 | George Winter | 42.3 | BOS |
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