| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 13.21 | 197008150_NYN_ATL |
| Sam McDowell | CLE | 8.27 | 197008130_CLE_OAK |
| Jim Palmer | BAL | 6.03 | 197008130_BAL_ANA |
| Jim Perry | MIN | 4.59 | 197008151_MIN_BOS |
| Mel Stottlemyre | NYA | 4.16 | 197008150_KCA_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike McCormick | NYA | -5.36 | 197008130_CHA_NYA |
| Barry Moore | CHA | -4.61 | 197008150_CHA_TEX |
| Frank Reberger | SFN | -4.52 | 197008150_SFN_SLN |
| Nelson Briles | SLN | -3.96 | 197008150_SFN_SLN |
| Skip Lockwood | MIL | -2.38 | 197008140_CLE_MIL |
Based on accumulated WAA for this season up to 1970-08-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 8.45 | Tom Seaver | 232 | NYN |
| +009+ | 6.91 | Sam McDowell | 231.7 | CLE |
| +015+ | 5.81 | Jim Palmer | 212.7 | BAL |
| +028+ | 4.46 | Ray Culp | 188 | BOS |
| +029+ | 4.46 | Jim Perry | 202 | MIN |
| +035+ | 4.15 | Mel Stottlemyre | 206.7 | NYA |
| +036+ | 4.03 | Danny Coombs | 142.7 | SDN |
| +039+ | 3.93 | Clyde Wright | 183.7 | ANA |
| +040+ | 3.91 | Wayne Simpson | 173.7 | CIN |
| +041+ | 3.89 | Tommy John | 213.3 | CHA |
| +044+ | 3.59 | Gary Nolan | 188.3 | CIN |
| +045+ | 3.57 | Diego Segui | 122.3 | OAK |
| +048+ | 3.32 | Dick Bosman | 157.7 | TEX |
| +052+ | 3.19 | Jim McGlothlin | 161.3 | CIN |
| +053+ | 3.14 | Andy Messersmith | 177.3 | ANA |
| +055+ | 3.01 | Ken Holtzman | 214 | CHN |
| +058+ | 2.83 | Chuck Dobson | 205 | OAK |
| +060+ | 2.76 | Bob Gibson | 211.7 | SLN |
| +063+ | 2.69 | Pat Jarvis | 195 | ATL |
| +066+ | 2.67 | Jerry Koosman | 142.3 | NYN |
| +074+ | 2.5 | Bob Johnson | 144.3 | KCA |
| +076+ | 2.46 | Claude Osteen | 197 | LAN |
| +083+ | 2.35 | Bill Zepp | 100 | MIN |
| +092+ | 2.11 | Gary Gentry | 145.3 | NYN |
| +093+ | 2.11 | Dock Ellis | 182 | PIT |
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