| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 10.51 | 197008091_CLE_TEX |
| Jim Palmer | BAL | 6.47 | 197008091_BAL_NYA |
| Jerry Koosman | NYN | 3.57 | 197008080_NYN_PIT |
| Jim Perry | MIN | 3.53 | 197008070_OAK_MIN |
| Ray Culp | BOS | 2.86 | 197008090_DET_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike McCormick | NYA | -4.98 | 197008070_DET_NYA |
| Bill Stoneman | WAS | -4.6 | 197008092_WAS_SLN |
| Skip Lockwood | MIL | -2.16 | 197008071_MIL_KCA |
| Grant Jackson | PHI | -2.02 | 197008070_CHN_PHI |
| Tony Cloninger | CIN | -1.37 | 197008080_CIN_LAN |
Based on accumulated WAA for this season up to 1970-08-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 7.58 | Tom Seaver | 214.3 | NYN |
| +012+ | 6.06 | Sam McDowell | 222.7 | CLE |
| +014+ | 5.54 | Jim Palmer | 205.7 | BAL |
| +028+ | 4.08 | Danny Coombs | 134 | SDN |
| +035+ | 3.96 | Jim Perry | 188.3 | MIN |
| +036+ | 3.91 | Tommy John | 207.3 | CHA |
| +037+ | 3.83 | Ray Culp | 179 | BOS |
| +038+ | 3.7 | Wayne Simpson | 170.7 | CIN |
| +043+ | 3.58 | Clyde Wright | 177.7 | ANA |
| +044+ | 3.57 | Diego Segui | 111 | OAK |
| +045+ | 3.54 | Mel Stottlemyre | 190.7 | NYA |
| +047+ | 3.45 | Andy Messersmith | 171.7 | ANA |
| +049+ | 3.25 | Jim McGlothlin | 161.3 | CIN |
| +053+ | 2.84 | Tom Hall | 83 | MIN |
| +055+ | 2.78 | Gary Nolan | 172 | CIN |
| +058+ | 2.73 | Steve Hargan | 66 | CLE |
| +059+ | 2.7 | Pat Jarvis | 188.3 | ATL |
| +060+ | 2.59 | Ken Holtzman | 205 | CHN |
| +063+ | 2.55 | Dock Ellis | 180 | PIT |
| +064+ | 2.52 | Dick Bosman | 148.7 | TEX |
| +068+ | 2.49 | Jerry Koosman | 136.3 | NYN |
| +069+ | 2.49 | Bob Johnson | 137.7 | KCA |
| +071+ | 2.48 | Bob Gibson | 197.7 | SLN |
| +074+ | 2.44 | Bill Zepp | 90 | MIN |
| +083+ | 2.18 | Claude Osteen | 189.7 | LAN |
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