| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pedro Martinez | BOS | 4.26 | 200307070_BOS_NYA |
| Barry Zito | OAK | 3.98 | 200307080_TBA_OAK |
| Brandon Webb | ARI | 2.64 | 200307080_COL_ARI |
| Joel Pineiro | SEA | 2.29 | 200307080_BAL_SEA |
| Roy Halladay | TOR | 2.27 | 200307080_BOS_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Glendon Rusch | MIL | -10.17 | 200307090_PIT_MIL |
| Ryan Dempster | CIN | -5.46 | 200307070_CIN_HOU |
| Rick Helling | BAL | -2.64 | 200307090_BAL_SEA |
| Brett Tomko | SLN | -2.25 | 200307090_LAN_SLN |
| Shane Reynolds | ATL | -2.19 | 200307080_ATL_NYN |
Based on accumulated WAA for this season up to 2003-07-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 6.33 | Esteban Loaiza | 122.3 | CHA |
| +004+ | 6.16 | Jason Schmidt | 125 | SFN |
| +009+ | 5.56 | Hideo Nomo | 136.3 | LAN |
| +011+ | 4.92 | Mark Prior | 124 | CHN |
| +013+ | 4.83 | Tim Hudson | 134 | OAK |
| +014+ | 4.69 | Brandon Webb | 91 | ARI |
| +018+ | 4.43 | Dontrelle Willis | 77.3 | MIA |
| +020+ | 4.26 | Pedro Martinez | 96 | BOS |
| +023+ | 4.07 | Mark Mulder | 130.7 | OAK |
| +027+ | 3.86 | Jamie Moyer | 114.3 | SEA |
| +028+ | 3.85 | Woody Williams | 126.7 | SLN |
| +031+ | 3.66 | Mark Redman | 96.3 | MIA |
| +032+ | 3.54 | Kerry Wood | 127 | CHN |
| +034+ | 3.51 | Kazuhisa Ishii | 104 | LAN |
| +038+ | 3.38 | Roy Halladay | 145 | TOR |
| +039+ | 3.37 | Mike Mussina | 117.3 | NYA |
| +045+ | 3.22 | Carlos Zambrano | 115.7 | CHN |
| +049+ | 3.19 | C.C. Sabathia | 117 | CLE |
| +050+ | 3.18 | Joel Pineiro | 122 | SEA |
| +062+ | 2.78 | Barry Zito | 126.3 | OAK |
| +067+ | 2.71 | Roy Oswalt | 79.7 | HOU |
| +066+ | 2.71 | Gil Meche | 107.3 | SEA |
| +071+ | 2.67 | Randy Wolf | 113.7 | PHI |
| +072+ | 2.66 | Claudio Vargas | 90 | WAS |
| +073+ | 2.66 | Russ Ortiz | 128.3 | ATL |
_