| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jerry Koosman | NYN | 3.66 | 197007240_LAN_NYN |
| Andy Messersmith | ANA | 3.59 | 197007240_TEX_ANA |
| Jim Perry | MIN | 3.39 | 197007260_BAL_MIN |
| Ray Culp | BOS | 2.34 | 197007240_BOS_MIL |
| Stan Bahnsen | NYA | 2.29 | 197007260_NYA_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Reberger | SFN | -2.93 | 197007250_SFN_WAS |
| Grant Jackson | PHI | -2.04 | 197007240_SDN_PHI |
| Jerry Janeski | CHA | -1.93 | 197007242_CHA_DET |
| Wally Bunker | KCA | -1.9 | 197007242_KCA_CLE |
| Tom Griffin | HOU | -1.33 | 197007240_HOU_PIT |
Based on accumulated WAA for this season up to 1970-07-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 6.89 | Tom Seaver | 189.3 | NYN |
| +007+ | 6.5 | Sam McDowell | 196 | CLE |
| +019+ | 4.51 | Jim Palmer | 174 | BAL |
| +020+ | 4.24 | Danny Coombs | 118 | SDN |
| +022+ | 4.15 | Clyde Wright | 163 | ANA |
| +024+ | 4.02 | Wayne Simpson | 167.7 | CIN |
| +027+ | 3.91 | Jim McGlothlin | 139.3 | CIN |
| +030+ | 3.73 | Diego Segui | 94.7 | OAK |
| +036+ | 3.39 | Claude Osteen | 174 | LAN |
| +037+ | 3.37 | Ray Culp | 157 | BOS |
| +039+ | 3.31 | Joe Niekro | 144.7 | DET |
| +043+ | 2.98 | Jerry Koosman | 119.3 | NYN |
| +046+ | 2.87 | Tommy John | 182.7 | CHA |
| +047+ | 2.83 | Andy Messersmith | 164.7 | ANA |
| +054+ | 2.57 | Jim Rooker | 146.3 | KCA |
| +057+ | 2.5 | Stan Bahnsen | 153 | NYA |
| +056+ | 2.5 | Jim Perry | 162.3 | MIN |
| +061+ | 2.39 | Bert Blyleven | 66.3 | MIN |
| +065+ | 2.25 | Mickey Lolich | 176.3 | DET |
| +066+ | 2.25 | Bill Singer | 80.3 | LAN |
| +067+ | 2.24 | Pat Jarvis | 166 | ATL |
| +070+ | 2.19 | Dock Ellis | 158.7 | PIT |
| +073+ | 2.1 | Chuck Taylor | 84.3 | SLN |
| +076+ | 2.02 | Gary Nolan | 153 | CIN |
| +087+ | 1.81 | Mel Stottlemyre | 161.7 | NYA |
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