| Starter | Tm | Tier | Game |
|---|---|---|---|
| Randy Johnson | ARI | 7.15 | 200409100_SFN_ARI |
| Johan Santana | MIN | 4.62 | 200409080_MIN_BAL |
| Carl Pavano | MIA | 3.73 | 200409101_MIA_CHN |
| Oliver Perez | PIT | 2.88 | 200409091_HOU_PIT |
| Roger Clemens | HOU | 2.64 | 200409080_CIN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Casey Fossum | ARI | -4.81 | 200409080_ARI_LAN |
| Scott Elarton | CLE | -4.6 | 200409100_CLE_OAK |
| Shawn Estes | COL | -3.59 | 200409100_SDN_COL |
| Jose Acevedo | CIN | -2.62 | 200409080_CIN_HOU |
| Darrell May | KCA | -1.91 | 200409092_KCA_DET |
Based on accumulated WAA for this season up to 2004-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 8.84 | Randy Johnson | 215.7 | ARI |
| +007+ | 7.33 | Johan Santana | 202 | MIN |
| +012+ | 7.09 | Ben Sheets | 200 | MIL |
| +013+ | 7.03 | Carl Pavano | 195.7 | MIA |
| +017+ | 6.58 | Jake Peavy | 131.3 | SDN |
| +018+ | 6.51 | Carlos Zambrano | 176.3 | CHN |
| +021+ | 6.21 | Oliver Perez | 170.7 | PIT |
| +023+ | 5.72 | Jason Schmidt | 189 | SFN |
| +027+ | 5.57 | Roger Clemens | 186 | HOU |
| +030+ | 5.27 | Curt Schilling | 204 | BOS |
| +033+ | 4.98 | Tom Glavine | 182.3 | NYN |
| +041+ | 4.87 | Odalis Perez | 170.3 | LAN |
| +040+ | 4.87 | Jaret Wright | 164 | ATL |
| +044+ | 4.61 | Pedro Martinez | 193.7 | BOS |
| +045+ | 4.6 | Livan Hernandez | 216.7 | WAS |
| +048+ | 4.4 | Al Leiter | 148.7 | NYN |
| +050+ | 4.37 | Jake Westbrook | 181.7 | CLE |
| +052+ | 4.31 | Chris Carpenter | 173.7 | SLN |
| +053+ | 4.23 | Roy Oswalt | 203.3 | HOU |
| +063+ | 3.95 | Brad Radke | 197.7 | MIN |
| +067+ | 3.82 | Tim Hudson | 152.7 | OAK |
| +065+ | 3.82 | Matt Clement | 172.7 | CHN |
| +075+ | 3.62 | Brandon Webb | 182 | ARI |
| +077+ | 3.58 | Doug Davis | 180.3 | MIL |
| +079+ | 3.57 | Jason Marquis | 178.7 | SLN |
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