| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roy Halladay | PHI | 10.5 | 201004260_PHI_SFN |
| Felix Hernandez | SEA | 5.83 | 201004260_SEA_KCA |
| Adam Wainwright | SLN | 5.22 | 201004240_SLN_SFN |
| Dan Haren | ARI | 3.12 | 201004260_ARI_COL |
| John Danks | CHA | 3.11 | 201004250_SEA_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Charlie Morton | PIT | -4.56 | 201004250_PIT_HOU |
| Gio Gonzalez | OAK | -2.58 | 201004250_CLE_OAK |
| Roberto Hernandez | CLE | -2.26 | 201004240_CLE_OAK |
| Luke Hochevar | KCA | -2.23 | 201004240_MIN_KCA |
| Homer Bailey | CIN | -2.16 | 201004250_SDN_CIN |
Based on accumulated WAA for this season up to 2010-04-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.32 | Roy Halladay | 40 | PHI |
| +003+ | 2.13 | Ubaldo Jimenez | 28.3 | COL |
| +004+ | 2.07 | Brad Penny | 28.7 | SLN |
| +005+ | 2.05 | Mike Pelfrey | 26 | NYN |
| +006+ | 2.02 | Andy Pettitte | 28 | NYA |
| +007+ | 2.01 | Tim Lincecum | 27 | SFN |
| +009+ | 1.91 | Livan Hernandez | 24 | WAS |
| +011+ | 1.83 | Barry Zito | 27.3 | SFN |
| +013+ | 1.77 | John Danks | 29 | CHA |
| +012+ | 1.77 | Felix Hernandez | 36.3 | SEA |
| +014+ | 1.75 | Adam Wainwright | 32 | SLN |
| +016+ | 1.67 | Doug Fister | 27 | SEA |
| +017+ | 1.67 | Ricky Romero | 30 | TOR |
| +018+ | 1.56 | Carlos Silva | 26 | CHN |
| +023+ | 1.4 | Francisco Liriano | 21 | MIN |
| +025+ | 1.38 | Justin Duchscherer | 24.7 | OAK |
| +027+ | 1.33 | Jonathan Sanchez | 24.3 | SFN |
| +029+ | 1.32 | C.J. Wilson | 19.7 | TEX |
| +030+ | 1.31 | Matt Garza | 29 | TBA |
| +031+ | 1.28 | David Price | 28.7 | TBA |
| +032+ | 1.27 | Jered Weaver | 32 | ANA |
| XXXXX | 1.16 | Jaime Garcia | 19 | SLN |
| XXXXX | 1.1 | Roy Oswalt | 26 | HOU |
| XXXXX | 1.1 | Ryan Dempster | 27.7 | CHN |
| XXXXX | 1.08 | Randy Wells | 25.3 | CHN |
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