| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 8.27 | 197008130_CLE_OAK |
| Jim Palmer | BAL | 6.03 | 197008130_BAL_ANA |
| Jim Perry | MIN | 4.43 | 197008110_MIN_TEX |
| Mel Stottlemyre | NYA | 3.66 | 197008110_CHA_NYA |
| Andy Messersmith | ANA | 2.96 | 197008110_BAL_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike McCormick | NYA | -5.36 | 197008130_CHA_NYA |
| Frank Reberger | SFN | -4.43 | 197008110_SFN_CHN |
| Nelson Briles | SLN | -2.79 | 197008110_SDN_SLN |
| Grant Jackson | PHI | -1.52 | 197008120_PHI_HOU |
| Jerry Janeski | CHA | -1.41 | 197008110_CHA_NYA |
Based on accumulated WAA for this season up to 1970-08-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.03 | Tom Seaver | 223.3 | NYN |
| +009+ | 6.93 | Sam McDowell | 231.7 | CLE |
| +015+ | 5.77 | Jim Palmer | 212.7 | BAL |
| +029+ | 4.29 | Jim Perry | 196.3 | MIN |
| +031+ | 4.15 | Mel Stottlemyre | 199.7 | NYA |
| +035+ | 3.99 | Danny Coombs | 142.7 | SDN |
| +036+ | 3.94 | Tommy John | 207.3 | CHA |
| +038+ | 3.82 | Ray Culp | 179 | BOS |
| +040+ | 3.7 | Diego Segui | 117 | OAK |
| +041+ | 3.69 | Wayne Simpson | 170.7 | CIN |
| +045+ | 3.58 | Clyde Wright | 177.7 | ANA |
| +048+ | 3.4 | Gary Nolan | 181 | CIN |
| +049+ | 3.32 | Dick Bosman | 157.7 | TEX |
| +052+ | 3.25 | Jim McGlothlin | 161.3 | CIN |
| +054+ | 3.12 | Tom Hall | 86 | MIN |
| +056+ | 2.89 | Andy Messersmith | 174.7 | ANA |
| +058+ | 2.83 | Bob Gibson | 211.7 | SLN |
| +063+ | 2.69 | Pat Jarvis | 188.3 | ATL |
| +068+ | 2.58 | Ken Holtzman | 205 | CHN |
| +070+ | 2.51 | Jerry Koosman | 136.3 | NYN |
| +071+ | 2.48 | Bob Johnson | 144.3 | KCA |
| +074+ | 2.43 | Claude Osteen | 197 | LAN |
| +078+ | 2.39 | Bill Zepp | 94 | MIN |
| +086+ | 2.17 | Nolan Ryan | 94 | NYN |
| +088+ | 2.14 | Chuck Dobson | 197.7 | OAK |
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