| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Palmer | BAL | 7.65 | 197010010_TEX_BAL |
| Jim Perry | MIN | 5.6 | 197009290_KCA_MIN |
| Clyde Wright | ANA | 4.33 | 197009290_CHA_ANA |
| Fritz Peterson | NYA | 3.82 | 197009300_NYA_BOS |
| Gaylord Perry | SFN | 3.54 | 197010010_SFN_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Reberger | SFN | -4.98 | 197009290_SFN_HOU |
| Jerry Janeski | CHA | -2.92 | 197010010_CHA_ANA |
| Mike McQueen | ATL | -2.07 | 197009290_ATL_CIN |
| Bill Stoneman | WAS | -1.54 | 197009300_WAS_PHI |
| Clay Kirby | SDN | -1.33 | 197010010_LAN_SDN |
Based on accumulated WAA for this season up to 1970-10-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +009+ | 7.8 | Jim Palmer | 305 | BAL |
| +015+ | 7.08 | Sam McDowell | 305.3 | CLE |
| +016+ | 7.07 | Tom Seaver | 290.7 | NYN |
| +024+ | 6.21 | Clyde Wright | 260.7 | ANA |
| +027+ | 5.97 | Jim Perry | 278.7 | MIN |
| +030+ | 5.62 | Fritz Peterson | 260.3 | NYA |
| +031+ | 5.31 | Diego Segui | 162 | OAK |
| +034+ | 5.08 | Gaylord Perry | 328.7 | SFN |
| +036+ | 5 | Ray Culp | 251.3 | BOS |
| +039+ | 4.86 | Tom Hall | 155.3 | MIN |
| +042+ | 4.78 | Bob Gibson | 294 | SLN |
| +045+ | 4.68 | Mel Stottlemyre | 271 | NYA |
| +046+ | 4.64 | Dick Bosman | 230.7 | TEX |
| +059+ | 4.17 | Tommy John | 269.3 | CHA |
| +060+ | 4.12 | Gary Nolan | 250.7 | CIN |
| +061+ | 4.06 | Dave McNally | 296 | BAL |
| +064+ | 3.9 | Ferguson Jenkins | 313 | CHN |
| +065+ | 3.89 | Bob Johnson | 214 | KCA |
| +068+ | 3.68 | Ken Holtzman | 287.7 | CHN |
| +069+ | 3.63 | Wayne Simpson | 176 | CIN |
| +071+ | 3.56 | Jerry Koosman | 212 | NYN |
| +073+ | 3.47 | Steve Hargan | 142.7 | CLE |
| +077+ | 3.4 | Luke Walker | 163 | PIT |
| +084+ | 3.17 | Dock Ellis | 202.3 | PIT |
| +086+ | 3.15 | Marty Pattin | 233.3 | MIL |
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