| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 11.1 | 197008280_NYN_HOU |
| Jim Palmer | BAL | 8.54 | 197008260_OAK_BAL |
| Jim Perry | MIN | 3.67 | 197008270_BOS_MIN |
| Clyde Wright | ANA | 2.97 | 197008260_ANA_DET |
| Ray Culp | BOS | 2.73 | 197008260_BOS_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Nelson Briles | SLN | -5.19 | 197008260_SLN_SFN |
| Gene Brabender | MIL | -4.87 | 197008282_MIL_BAL |
| Bill Stoneman | WAS | -3.5 | 197008280_CIN_WAS |
| Frank Reberger | SFN | -2.87 | 197008260_SLN_SFN |
| Mike Kekich | NYA | -2.34 | 197008282_MIN_NYA |
Based on accumulated WAA for this season up to 1970-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.03 | Tom Seaver | 252 | NYN |
| +009+ | 7.47 | Jim Palmer | 239.7 | BAL |
| +010+ | 7.35 | Sam McDowell | 252 | CLE |
| +027+ | 4.82 | Clyde Wright | 206.7 | ANA |
| +029+ | 4.49 | Jim Perry | 222.3 | MIN |
| +038+ | 4.12 | Diego Segui | 133.3 | OAK |
| +039+ | 4.1 | Tommy John | 237.3 | CHA |
| +041+ | 3.9 | Dick Bosman | 181 | TEX |
| +044+ | 3.77 | Wayne Simpson | 173.7 | CIN |
| +046+ | 3.7 | Fritz Peterson | 202 | NYA |
| +047+ | 3.58 | Andy Messersmith | 183.7 | ANA |
| +054+ | 3.37 | Stan Bahnsen | 196 | NYA |
| +056+ | 3.31 | Mel Stottlemyre | 216.3 | NYA |
| +059+ | 3.15 | Bob Gibson | 238 | SLN |
| +063+ | 3.03 | Ray Culp | 201.3 | BOS |
| +064+ | 3.02 | Gary Nolan | 206.7 | CIN |
| +065+ | 2.99 | Jerry Koosman | 158.3 | NYN |
| +066+ | 2.96 | Pat Jarvis | 210.3 | ATL |
| +069+ | 2.9 | Milt Pappas | 139.7 | TOT |
| +072+ | 2.81 | Ken Holtzman | 229 | CHN |
| +078+ | 2.66 | Bill Zepp | 113.3 | MIN |
| +083+ | 2.46 | Steve Blass | 155.7 | PIT |
| +085+ | 2.42 | Tom Hall | 99.3 | MIN |
| +086+ | 2.4 | Steve Hargan | 90.3 | CLE |
| +087+ | 2.38 | Danny Coombs | 153 | SDN |
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