| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 13.77 | 197008010_SDN_NYN |
| Sam McDowell | CLE | 10.54 | 197008010_CLE_CHA |
| Jim Palmer | BAL | 3.89 | 197008010_KCA_BAL |
| Diego Segui | OAK | 3.06 | 197008021_TEX_OAK |
| Danny Coombs | SDN | 2.82 | 197008021_SDN_NYN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Reberger | SFN | -5.29 | 197007312_SFN_PHI |
| Gene Brabender | MIL | -4.26 | 197007312_NYA_MIL |
| Nelson Briles | SLN | -3.93 | 197008010_SLN_HOU |
| Mike McCormick | NYA | -3.91 | 197008020_NYA_MIL |
| Lowell Palmer | PHI | -1.84 | 197008020_SFN_PHI |
Based on accumulated WAA for this season up to 1970-08-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 7.61 | Tom Seaver | 207.3 | NYN |
| +007+ | 7.27 | Sam McDowell | 212 | CLE |
| +017+ | 5.24 | Danny Coombs | 129.7 | SDN |
| +018+ | 4.87 | Jim Palmer | 188 | BAL |
| +023+ | 4.14 | Ray Culp | 166 | BOS |
| +027+ | 3.91 | Jim McGlothlin | 154.7 | CIN |
| +031+ | 3.72 | Wayne Simpson | 170.7 | CIN |
| +032+ | 3.66 | Diego Segui | 104.7 | OAK |
| +039+ | 3.52 | Clyde Wright | 166.7 | ANA |
| +042+ | 3.3 | Jerry Koosman | 124.3 | NYN |
| +044+ | 3.27 | Mel Stottlemyre | 181.7 | NYA |
| +047+ | 3.07 | Tommy John | 190.3 | CHA |
| +049+ | 2.92 | Andy Messersmith | 164.7 | ANA |
| +053+ | 2.84 | Jim Perry | 169.3 | MIN |
| +057+ | 2.65 | Gary Nolan | 166 | CIN |
| +059+ | 2.55 | Joe Niekro | 156.3 | DET |
| +061+ | 2.52 | Bill Singer | 89.3 | LAN |
| +063+ | 2.48 | Pat Jarvis | 174.3 | ATL |
| +064+ | 2.47 | Stan Bahnsen | 159 | NYA |
| +067+ | 2.34 | Claude Osteen | 186 | LAN |
| +068+ | 2.33 | Mickey Lolich | 183.3 | DET |
| +072+ | 2.2 | Ken Holtzman | 196 | CHN |
| +071+ | 2.2 | Chuck Taylor | 91.7 | SLN |
| +077+ | 2.15 | Joe Moeller | 83 | LAN |
| +078+ | 2.12 | Tom Hall | 72 | MIN |
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