| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 13.94 | 197008232_CIN_NYN |
| Sam McDowell | CLE | 9.78 | 197008250_MIL_CLE |
| Jim Perry | MIN | 5.57 | 197008230_TEX_MIN |
| Mel Stottlemyre | NYA | 3.49 | 197008240_NYA_KCA |
| Diego Segui | OAK | 3.06 | 197008250_OAK_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Stoneman | WAS | -4.1 | 197008240_ATL_WAS |
| Barry Moore | CHA | -3.45 | 197008250_TEX_CHA |
| Mike Kekich | NYA | -2.82 | 197008232_NYA_CHA |
| Skip Lockwood | MIL | -1.83 | 197008250_MIL_CLE |
| Clay Kirby | SDN | -0.97 | 197008230_SLN_SDN |
Based on accumulated WAA for this season up to 1970-08-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 7.85 | Tom Seaver | 245 | NYN |
| +009+ | 7.42 | Sam McDowell | 252 | CLE |
| +011+ | 6.92 | Jim Palmer | 230.7 | BAL |
| +028+ | 4.55 | Clyde Wright | 198.7 | ANA |
| +031+ | 4.26 | Tommy John | 229.3 | CHA |
| +037+ | 4.13 | Diego Segui | 133.3 | OAK |
| +038+ | 4.12 | Jim Perry | 213.3 | MIN |
| +043+ | 3.82 | Ray Culp | 196 | BOS |
| +044+ | 3.81 | Wayne Simpson | 173.7 | CIN |
| +045+ | 3.77 | Ken Holtzman | 223 | CHN |
| +046+ | 3.58 | Andy Messersmith | 183.3 | ANA |
| +049+ | 3.43 | Jerry Koosman | 151.3 | NYN |
| +051+ | 3.36 | Mel Stottlemyre | 216.3 | NYA |
| +052+ | 3.31 | Dick Bosman | 172 | TEX |
| +058+ | 3.05 | Gary Nolan | 199.7 | CIN |
| +062+ | 2.99 | Pat Jarvis | 210.3 | ATL |
| +064+ | 2.93 | Fritz Peterson | 193 | NYA |
| +076+ | 2.68 | Bill Zepp | 113.3 | MIN |
| +077+ | 2.67 | Gary Gentry | 161.3 | NYN |
| +078+ | 2.65 | Mickey Lolich | 213 | DET |
| +080+ | 2.6 | Stan Bahnsen | 187 | NYA |
| +081+ | 2.59 | Bob Gibson | 229 | SLN |
| +082+ | 2.58 | Claude Osteen | 214 | LAN |
| +083+ | 2.55 | Sonny Siebert | 177.7 | BOS |
| +085+ | 2.48 | Steve Blass | 155.7 | PIT |
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