| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Stoneman | WAS | -3.28 | 197005220_PIT_WAS |
| Gary Peters | BOS | -2.93 | 197005220_BOS_BAL |
| Lew Krausse | MIL | -1.2 | 197005230_MIL_KCA |
| George Brunet | TEX | -1.07 | 197005230_TEX_DET |
| Grant Jackson | PHI | -1.04 | 197005220_SLN_PHI |
Based on accumulated WAA for this season up to 1970-05-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 3.72 | Tom Seaver | 86 | NYN |
| +009+ | 2.93 | Sam McDowell | 82.3 | CLE |
| +010+ | 2.74 | Jim Palmer | 76 | BAL |
| +011+ | 2.68 | Claude Osteen | 78.3 | LAN |
| +013+ | 2.62 | Jim Merritt | 86.7 | CIN |
| +016+ | 2.57 | Wayne Simpson | 67.7 | CIN |
| +017+ | 2.48 | Ray Culp | 67.3 | BOS |
| +019+ | 2.44 | Tom Phoebus | 54.3 | BAL |
| +022+ | 2.36 | Jim McGlothlin | 65.3 | CIN |
| +026+ | 2.09 | Jim Hunter | 77.3 | OAK |
| +027+ | 2.07 | Jim Perry | 70 | MIN |
| +028+ | 2.03 | Mickey Lolich | 83.7 | DET |
| +033+ | 1.94 | Sandy Vance | 48.3 | LAN |
| +031+ | 1.94 | Danny Coombs | 47.7 | SDN |
| +039+ | 1.83 | Eddie Fisher | 32.3 | ANA |
| +038+ | 1.83 | Larry Dierker | 87.7 | HOU |
| +042+ | 1.72 | Rudy May | 59.3 | ANA |
| +043+ | 1.62 | Jerry Koosman | 62.7 | NYN |
| +046+ | 1.59 | Carl Morton | 51 | WAS |
| +048+ | 1.57 | Jim Bunning | 55.7 | PHI |
| +050+ | 1.56 | Andy Messersmith | 74 | ANA |
| +052+ | 1.55 | John Morris | 42 | MIL |
| +051+ | 1.55 | Bill Hands | 66.3 | CHN |
| +054+ | 1.52 | Stan Bahnsen | 60.3 | NYA |
| +058+ | 1.4 | Gary Nolan | 59.3 | CIN |
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