| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 8.65 | 197009260_BAL_CLE |
| Tom Seaver | NYN | 7.39 | 197009260_NYN_PIT |
| Jim Perry | MIN | 4.56 | 197009250_MIN_KCA |
| Clyde Wright | ANA | 4.39 | 197009250_OAK_ANA |
| Fritz Peterson | NYA | 3.04 | 197009260_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Reberger | SFN | -4.32 | 197009250_SDN_SFN |
| Jerry Janeski | CHA | -2.69 | 197009252_MIL_CHA |
| Lew Krausse | MIL | -2.68 | 197009260_MIL_CHA |
| Mike McQueen | ATL | -1.94 | 197009240_SDN_ATL |
| Bill Stoneman | WAS | -1.67 | 197009260_SLN_WAS |
Based on accumulated WAA for this season up to 1970-09-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +009+ | 7.66 | Jim Palmer | 297 | BAL |
| +013+ | 7.17 | Tom Seaver | 290.7 | NYN |
| +014+ | 7.17 | Sam McDowell | 296.3 | CLE |
| +021+ | 6.5 | Jim Perry | 273.7 | MIN |
| +027+ | 5.76 | Clyde Wright | 251.7 | ANA |
| +029+ | 5.58 | Fritz Peterson | 252 | NYA |
| +032+ | 5.23 | Bob Gibson | 286 | SLN |
| +034+ | 5.09 | Ray Culp | 251.3 | BOS |
| +035+ | 5.06 | Diego Segui | 158.7 | OAK |
| +037+ | 4.89 | Dick Bosman | 218.7 | TEX |
| +040+ | 4.85 | Gaylord Perry | 311.7 | SFN |
| +044+ | 4.63 | Gary Nolan | 243.7 | CIN |
| +049+ | 4.48 | Tommy John | 262.3 | CHA |
| +057+ | 4.21 | Tom Hall | 147.3 | MIN |
| +060+ | 4.16 | Mel Stottlemyre | 262 | NYA |
| +062+ | 4.09 | Bob Johnson | 206 | KCA |
| +065+ | 3.82 | Dave McNally | 287 | BAL |
| +067+ | 3.69 | Wayne Simpson | 176 | CIN |
| +068+ | 3.59 | Ken Holtzman | 278.7 | CHN |
| +076+ | 3.2 | Ferguson Jenkins | 295 | CHN |
| +078+ | 3.12 | Luke Walker | 157 | PIT |
| +079+ | 3.11 | Steve Hargan | 133.7 | CLE |
| +084+ | 3.03 | Jerry Koosman | 203 | NYN |
| +085+ | 3.02 | Don Gullett | 76.7 | CIN |
| +087+ | 2.93 | Ron Klimkowski | 98.3 | NYA |
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