| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 10.28 | 197006040_NYN_ATL |
| Andy Messersmith | ANA | 4.12 | 197006030_DET_ANA |
| Bob Gibson | SLN | 3.18 | 197006030_SFN_SLN |
| Claude Osteen | LAN | 3.07 | 197006040_LAN_PIT |
| Mel Stottlemyre | NYA | 2.15 | 197006050_CHA_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Kekich | NYA | -3.77 | 197006030_KCA_NYA |
| Rich Robertson | SFN | -1.32 | 197006030_SFN_SLN |
| Lew Krausse | MIL | -1.31 | 197006030_CLE_MIL |
| Tom Griffin | HOU | -0.89 | 197006040_WAS_HOU |
| Dan McGinn | WAS | -0.82 | 197006040_WAS_HOU |
Based on accumulated WAA for this season up to 1970-06-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +007+ | 3.97 | Tom Seaver | 109 | NYN |
| +008+ | 3.89 | Sam McDowell | 107.3 | CLE |
| +010+ | 3.44 | Jim Palmer | 91.7 | BAL |
| +011+ | 3.33 | Claude Osteen | 105 | LAN |
| +014+ | 2.92 | Jim Hunter | 99.3 | OAK |
| +016+ | 2.8 | Danny Coombs | 60.7 | SDN |
| +018+ | 2.78 | Wayne Simpson | 80 | CIN |
| +019+ | 2.74 | Tom Phoebus | 72.7 | BAL |
| +021+ | 2.7 | Ray Culp | 83 | BOS |
| +022+ | 2.64 | Andy Messersmith | 92.7 | ANA |
| +024+ | 2.58 | Rudy May | 80.3 | ANA |
| +032+ | 2.43 | Jim McGlothlin | 85.3 | CIN |
| +039+ | 2.09 | Jim Perry | 81 | MIN |
| +041+ | 2.04 | Jerry Koosman | 66.7 | NYN |
| +043+ | 2.01 | Jim Merritt | 99 | CIN |
| +046+ | 1.89 | Gary Gentry | 79 | NYN |
| +054+ | 1.73 | Eddie Fisher | 38 | ANA |
| +057+ | 1.64 | Pat Jarvis | 89.3 | ATL |
| +058+ | 1.59 | Clyde Wright | 90.3 | ANA |
| +059+ | 1.58 | Stan Bahnsen | 79.3 | NYA |
| +060+ | 1.55 | Joe Moeller | 24.3 | LAN |
| +068+ | 1.44 | Jim Nash | 73.3 | ATL |
| +070+ | 1.43 | Mike Torrez | 74.3 | SLN |
| +071+ | 1.4 | Carl Morton | 68.7 | WAS |
| +073+ | 1.38 | Bill Hands | 84.3 | CHN |
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