| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 12.11 | 197006110_OAK_CLE |
| Jim Perry | MIN | 4.93 | 197006120_BOS_MIN |
| Claude Osteen | LAN | 3.74 | 197006130_CHN_LAN |
| Andy Messersmith | ANA | 3.65 | 197006120_ANA_DET |
| Bill Hands | CHN | 2.79 | 197006110_CHN_SDN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gary Peters | BOS | -4.49 | 197006120_BOS_MIN |
| Mike Kekich | NYA | -3.75 | 197006130_NYA_KCA |
| Gene Brabender | MIL | -2.91 | 197006110_MIL_DET |
| Bill Stoneman | WAS | -2.32 | 197006130_HOU_WAS |
| George Brunet | TEX | -1.72 | 197006120_TEX_CHA |
Based on accumulated WAA for this season up to 1970-06-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 4.65 | Tom Seaver | 118 | NYN |
| +009+ | 4.04 | Wayne Simpson | 98 | CIN |
| +011+ | 3.94 | Sam McDowell | 119.3 | CLE |
| +012+ | 3.43 | Danny Coombs | 72 | SDN |
| +014+ | 3.35 | Jim Palmer | 105 | BAL |
| +015+ | 3.28 | Jim McGlothlin | 94.3 | CIN |
| +023+ | 2.84 | Jim Perry | 96 | MIN |
| +027+ | 2.68 | Andy Messersmith | 109 | ANA |
| +028+ | 2.62 | Jim Hunter | 112.7 | OAK |
| +030+ | 2.58 | Ray Culp | 96 | BOS |
| +031+ | 2.54 | Tom Phoebus | 75.7 | BAL |
| +036+ | 2.32 | Rudy May | 93.3 | ANA |
| +038+ | 2.18 | Claude Osteen | 116.3 | LAN |
| +039+ | 2.17 | Jim Merritt | 114 | CIN |
| +041+ | 2.14 | Chuck Taylor | 39 | SLN |
| +045+ | 2.08 | Jerry Koosman | 66.7 | NYN |
| +046+ | 2.05 | Clyde Wright | 97.3 | ANA |
| +048+ | 2 | Pat Jarvis | 97.3 | ATL |
| +049+ | 2 | Steve Carlton | 92 | SLN |
| +052+ | 1.94 | Carl Morton | 83.7 | WAS |
| +053+ | 1.92 | Joe Moeller | 33.3 | LAN |
| +054+ | 1.9 | Stan Bahnsen | 88.3 | NYA |
| +055+ | 1.89 | Eddie Fisher | 42 | ANA |
| +057+ | 1.82 | Bill Hands | 100.3 | CHN |
| +059+ | 1.79 | Jim Bunning | 83 | PHI |
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