| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roy Halladay | PHI | 8.75 | 201005010_NYN_PHI |
| Felix Hernandez | SEA | 5.73 | 201005010_TEX_SEA |
| Adam Wainwright | SLN | 5.25 | 201004290_ATL_SLN |
| Dan Haren | ARI | 3.37 | 201005010_ARI_CHN |
| John Danks | CHA | 3.31 | 201005010_CHA_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Charlie Morton | PIT | -5.35 | 201004300_PIT_LAN |
| Luke Hochevar | KCA | -2.24 | 201004290_KCA_TBA |
| Homer Bailey | CIN | -2.19 | 201005010_CIN_SLN |
| Matt Harrison | TEX | -1.99 | 201005010_TEX_SEA |
| Kyle Kendrick | PHI | -1.99 | 201004300_NYN_PHI |
Based on accumulated WAA for this season up to 2010-05-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.15 | Roy Halladay | 49 | PHI |
| +002+ | 2.71 | Ubaldo Jimenez | 34.3 | COL |
| +003+ | 2.38 | Livan Hernandez | 31 | WAS |
| +004+ | 2.35 | Tim Lincecum | 35.3 | SFN |
| +005+ | 2.17 | Francisco Liriano | 29 | MIN |
| +006+ | 2.14 | Barry Zito | 35.3 | SFN |
| +008+ | 2.01 | Brad Penny | 34.7 | SLN |
| +010+ | 1.87 | John Danks | 34 | CHA |
| +013+ | 1.82 | Jaime Garcia | 26 | SLN |
| +014+ | 1.76 | Andy Pettitte | 34 | NYA |
| +018+ | 1.69 | Adam Wainwright | 38 | SLN |
| +019+ | 1.64 | Matt Garza | 35 | TBA |
| +022+ | 1.6 | Ricky Romero | 36 | TOR |
| +028+ | 1.48 | A.J. Burnett | 33.3 | NYA |
| +029+ | 1.47 | Wade LeBlanc | 17.3 | SDN |
| +030+ | 1.45 | Tommy Hanson | 29 | ATL |
| +031+ | 1.44 | C.J. Wilson | 25.7 | TEX |
| +032+ | 1.42 | Johan Santana | 30.3 | NYN |
| +035+ | 1.4 | David Price | 34.7 | TBA |
| +037+ | 1.35 | Mitch Talbot | 26.3 | CLE |
| +041+ | 1.29 | Jonathan Sanchez | 24.3 | SFN |
| +043+ | 1.27 | Jered Weaver | 32 | ANA |
| XXXXX | 1.24 | Ryan Dempster | 35.7 | CHN |
| XXXXX | 1.18 | Mike Pelfrey | 30 | NYN |
| XXXXX | 1.17 | Roy Oswalt | 33 | HOU |
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