| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ubaldo Jimenez | CLE | -4.44 | 201208310_TEX_CLE |
| Jeremy Guthrie | KCA | -4.17 | 201208300_DET_KCA |
| Chris Volstad | CHN | -2.39 | 201208310_SFN_CHN |
| Joe Blanton | LAN | -2.27 | 201208290_LAN_COL |
| Jordan Lyles | HOU | -2 | 201208300_SFN_HOU |
Based on accumulated WAA for this season up to 2012-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.27 | Felix Hernandez | 196.7 | SEA |
| +006+ | 6.56 | Johnny Cueto | 181.7 | CIN |
| +007+ | 6.35 | R.A. Dickey | 191.3 | NYN |
| +008+ | 5.92 | David Price | 174 | TBA |
| +010+ | 5.8 | Justin Verlander | 196.3 | DET |
| +011+ | 5.71 | Kyle Lohse | 174 | SLN |
| +015+ | 5.25 | Clayton Kershaw | 192.7 | LAN |
| +016+ | 5.13 | Kris Medlen | 95 | ATL |
| +019+ | 5.05 | Matt Cain | 182 | SFN |
| +021+ | 4.96 | Jordan Zimmermann | 161 | WAS |
| +026+ | 4.51 | Wade Miley | 158 | ARI |
| +030+ | 4.45 | Chris Sale | 157 | CHA |
| +031+ | 4.39 | Jered Weaver | 155 | ANA |
| +034+ | 4.25 | Hiroki Kuroda | 183.3 | NYA |
| +040+ | 4.06 | Ryan Dempster | 141.3 | TOT |
| +041+ | 4 | Madison Bumgarner | 182 | SFN |
| +050+ | 3.71 | Ryan Vogelsong | 161 | SFN |
| +057+ | 3.32 | Gio Gonzalez | 168.3 | WAS |
| +063+ | 3.13 | Jake Peavy | 181 | CHA |
| +062+ | 3.13 | Stephen Strasburg | 150.3 | WAS |
| +069+ | 2.94 | Matt Harrison | 174.3 | TEX |
| +082+ | 2.71 | Michael Fiers | 101 | MIL |
| +083+ | 2.71 | Scott Diamond | 137.3 | MIN |
| +106+ | 2.41 | Paul Maholm | 157 | TOT |
| +107+ | 2.39 | Eric Stults | 69.7 | TOT |
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