| Team | Tm | Tier | Game |
|---|---|---|---|
| Philadelphia Athletics | OAK | 4.05 | 190307070_DET_OAK |
| Chicago White Sox | CHA | 2.59 | 190307070_CHA_NYA |
| Cleveland Naps | CLE | 2.12 | 190307070_CLE_MIN |
| St. Louis Browns | BAL | 1.31 | 190307070_BAL_BOS |
| Detroit Tigers | DET | 0.27 | 190307080_DET_MIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Brooklyn Superbas | LAN | -2.31 | 190307061_LAN_CIN |
| Philadelphia Phillies | PHI | -1.23 | 190307060_PHI_PIT |
| Cincinnati Reds | CIN | -1.19 | 190307061_LAN_CIN |
| St. Louis Cardinals | SLN | -1.06 | 190307070_SFN_SLN |
| Boston Beaneaters | ATL | -0.72 | 190307080_ATL_CIN |
Based on accumulated WAA for this season up to 1903-07-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +010+ | 5.03 | Eddie Plank | 145.7 | OAK |
| +019+ | 3.83 | Roy Patterson | 109 | CHA |
| +034+ | 2.38 | Frank Kitson | 114.3 | DET |
| XXXXX | 0.78 | Weldon Henley | 78 | OAK |
| XXXXX | 0.09 | Danny Hoffman | 3.3 | OAK |
| XXXXX | -0.08 | John Terry | 3.7 | BAL |
| -031- | -2.01 | Jack Cronin | 51.3 | SFN |
| -018- | -3.16 | Jack Harper | 64.3 | CIN |
| -016- | -3.31 | Carl Lundgren | 112.7 | CHN |
| -013- | -3.68 | Togie Pittinger | 171.3 | ATL |
| -012- | -3.8 | Mordecai Brown | 66 | SLN |
| -008- | -3.96 | Jack McFetridge | 48 | PHI |
_