| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 11.69 | 197006021_CLE_MIL |
| Tom Seaver | NYN | 10.28 | 197006040_NYN_ATL |
| Jim Perry | MIN | 4.99 | 197006020_MIN_BOS |
| Andy Messersmith | ANA | 4.12 | 197006030_DET_ANA |
| Jim Palmer | BAL | 3.42 | 197006020_BAL_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Kekich | NYA | -3.77 | 197006030_KCA_NYA |
| Gene Brabender | MIL | -2.31 | 197006021_CLE_MIL |
| Gary Ross | SDN | -1.74 | 197006020_SDN_PIT |
| George Brunet | TEX | -1.46 | 197006020_CHA_TEX |
| Rich Robertson | SFN | -1.32 | 197006030_SFN_SLN |
Based on accumulated WAA for this season up to 1970-06-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +007+ | 3.97 | Tom Seaver | 109 | NYN |
| +008+ | 3.9 | Sam McDowell | 107.3 | CLE |
| +009+ | 3.48 | Jim Palmer | 91.7 | BAL |
| +011+ | 3.34 | Claude Osteen | 105 | LAN |
| +013+ | 2.96 | Jim Hunter | 99.3 | OAK |
| +015+ | 2.82 | Danny Coombs | 60.7 | SDN |
| +018+ | 2.79 | Wayne Simpson | 80 | CIN |
| +019+ | 2.76 | Tom Phoebus | 72.7 | BAL |
| +020+ | 2.74 | Ray Culp | 83 | BOS |
| +022+ | 2.67 | Andy Messersmith | 92.7 | ANA |
| +024+ | 2.64 | Jim McGlothlin | 78.3 | CIN |
| +026+ | 2.61 | Rudy May | 80.3 | ANA |
| +036+ | 2.12 | Jim Perry | 81 | MIN |
| +038+ | 2.04 | Jerry Koosman | 66.7 | NYN |
| +039+ | 2.03 | Jim Merritt | 99 | CIN |
| +044+ | 1.89 | Gary Gentry | 79 | NYN |
| +052+ | 1.74 | Eddie Fisher | 38 | ANA |
| +057+ | 1.67 | Pat Jarvis | 89.3 | ATL |
| +060+ | 1.61 | Stan Bahnsen | 79.3 | NYA |
| +066+ | 1.47 | Jim Nash | 73.3 | ATL |
| +068+ | 1.43 | Carl Morton | 68.7 | WAS |
| +069+ | 1.42 | Bill Hands | 84.3 | CHN |
| +073+ | 1.37 | Jim Bunning | 68.7 | PHI |
| +076+ | 1.34 | Mike Torrez | 66.3 | SLN |
| +078+ | 1.33 | Mickey Lolich | 100.3 | DET |
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