| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.65 | 197009260_BAL_CLE |
| Tom Seaver | NYN | 7.39 | 197009260_NYN_PIT |
| Sam McDowell | CLE | 6.89 | 197009270_BAL_CLE |
| Gaylord Perry | SFN | 3.25 | 197009270_SDN_SFN |
| Dick Bosman | TEX | 3.18 | 197009270_BOS_TEX |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lew Krausse | MIL | -2.68 | 197009260_MIL_CHA |
| Bill Stoneman | WAS | -1.67 | 197009260_SLN_WAS |
| Joe Horlen | CHA | -1.41 | 197009270_MIL_CHA |
| Clay Kirby | SDN | -1.22 | 197009260_SDN_SFN |
| Mike Paul | CLE | -1.02 | 197009260_BAL_CLE |
Based on accumulated WAA for this season up to 1970-09-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +009+ | 7.64 | Jim Palmer | 297 | BAL |
| +014+ | 7.16 | Tom Seaver | 290.7 | NYN |
| +015+ | 7.13 | Sam McDowell | 305.3 | CLE |
| +021+ | 6.49 | Jim Perry | 273.7 | MIN |
| +027+ | 5.75 | Clyde Wright | 251.7 | ANA |
| +028+ | 5.56 | Fritz Peterson | 252 | NYA |
| +031+ | 5.24 | Gaylord Perry | 320.7 | SFN |
| +032+ | 5.19 | Bob Gibson | 286 | SLN |
| +034+ | 5.18 | Diego Segui | 160 | OAK |
| +036+ | 5.07 | Ray Culp | 251.3 | BOS |
| +038+ | 4.93 | Tom Hall | 155.3 | MIN |
| +042+ | 4.74 | Mel Stottlemyre | 271 | NYA |
| +046+ | 4.57 | Dick Bosman | 224.7 | TEX |
| +051+ | 4.48 | Tommy John | 262.3 | CHA |
| +060+ | 4.2 | Gary Nolan | 250.7 | CIN |
| +063+ | 4.09 | Bob Johnson | 206 | KCA |
| +064+ | 3.81 | Dave McNally | 287 | BAL |
| +066+ | 3.75 | Ken Holtzman | 287.7 | CHN |
| +068+ | 3.68 | Wayne Simpson | 176 | CIN |
| +073+ | 3.36 | Ferguson Jenkins | 304 | CHN |
| +078+ | 3.23 | Dock Ellis | 202.3 | PIT |
| +083+ | 3.11 | Luke Walker | 157 | PIT |
| +084+ | 3.1 | Steve Hargan | 133.7 | CLE |
| +086+ | 3.01 | Don Gullett | 76.7 | CIN |
| +085+ | 3.01 | Jerry Koosman | 203 | NYN |
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