| Starter | Tm | Tier | Game |
|---|---|---|---|
| Drew Smyly | PHI | -5.35 | 201907210_PHI_PIT |
| Ivan Nova | CHA | -2.76 | 201907220_MIA_CHA |
| Antonio Senzatela | COL | -2.7 | 201907200_COL_NYA |
| Rick Porcello | BOS | -2.18 | 201907200_BOS_BAL |
| Kevin Gausman | ATL | -1.99 | 201907210_WAS_ATL |
Based on accumulated WAA for this season up to 2019-07-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.29 | Hyun-Jin Ryu | 123 | LAN |
| +003+ | 6.14 | Luis Castillo | 118 | CIN |
| +010+ | 5.24 | Charlie Morton | 124.3 | TBA |
| +011+ | 4.97 | Gerrit Cole | 136.7 | HOU |
| +012+ | 4.92 | Mike Minor | 129 | TEX |
| +014+ | 4.79 | Mike Soroka | 102.3 | ATL |
| +015+ | 4.75 | Justin Verlander | 138.7 | HOU |
| +016+ | 4.72 | Zack Greinke | 135 | ARI |
| +019+ | 4.37 | Jose Berrios | 127.7 | MIN |
| +020+ | 4.3 | Clayton Kershaw | 111 | LAN |
| +021+ | 4.2 | Zach Davies | 109.7 | MIL |
| +025+ | 4.07 | Marcus Stroman | 117.7 | TOR |
| +024+ | 4.07 | Jacob deGrom | 122 | NYN |
| +027+ | 3.98 | Lucas Giolito | 112.7 | CHA |
| +032+ | 3.8 | Chris Paddack | 90 | SDN |
| +039+ | 3.53 | John Means | 94.7 | BAL |
| +042+ | 3.46 | Walker Buehler | 117 | LAN |
| +045+ | 3.29 | Patrick Corbin | 124.3 | WAS |
| +047+ | 3.21 | Wade Miley | 113.7 | HOU |
| +049+ | 3.13 | Trevor Bauer | 144.7 | CLE |
| +051+ | 3.12 | Sonny Gray | 109.3 | CIN |
| +056+ | 3.01 | Stephen Strasburg | 127.7 | WAS |
| +061+ | 2.88 | Jake Odorizzi | 99 | MIN |
| +065+ | 2.75 | Kyle Hendricks | 108.3 | CHN |
| +073+ | 2.45 | Shane Bieber | 124.3 | CLE |
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