| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 13.82 | 197006281_CLE_DET |
| Tom Seaver | NYN | 11.26 | 197006290_PIT_NYN |
| Jim Perry | MIN | 4.54 | 197006290_KCA_MIN |
| Mel Stottlemyre | NYA | 4.04 | 197006281_BOS_NYA |
| Andy Messersmith | ANA | 3.41 | 197006270_ANA_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gary Peters | BOS | -4.91 | 197006270_BOS_NYA |
| Gene Brabender | MIL | -3.1 | 197006270_OAK_MIL |
| Rich Robertson | SFN | -2.75 | 197006282_ATL_SFN |
| Chuck Dobson | OAK | -1.69 | 197006282_OAK_MIL |
| Dick Such | TEX | -1.68 | 197006270_BAL_TEX |
Based on accumulated WAA for this season up to 1970-06-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 5.44 | Sam McDowell | 155.3 | CLE |
| +006+ | 4.96 | Tom Seaver | 154 | NYN |
| +012+ | 4.44 | Wayne Simpson | 121 | CIN |
| +016+ | 3.99 | Danny Coombs | 87 | SDN |
| +020+ | 3.59 | Jim McGlothlin | 116.3 | CIN |
| +028+ | 3.01 | Claude Osteen | 139.3 | LAN |
| +030+ | 2.98 | Jerry Koosman | 83.7 | NYN |
| +036+ | 2.61 | Jim Palmer | 133.7 | BAL |
| +037+ | 2.6 | Ray Culp | 116 | BOS |
| +038+ | 2.55 | Steve Carlton | 125 | SLN |
| +039+ | 2.5 | Jim Perry | 121.7 | MIN |
| +041+ | 2.49 | Eddie Fisher | 58 | ANA |
| +043+ | 2.41 | Jim Nelson | 31 | PIT |
| +044+ | 2.39 | Jim Hunter | 129.7 | OAK |
| +045+ | 2.39 | Bob Veale | 118 | PIT |
| +047+ | 2.36 | Rudy May | 108 | ANA |
| +049+ | 2.33 | Tom Phoebus | 79.3 | BAL |
| +051+ | 2.27 | Andy Messersmith | 125.7 | ANA |
| +053+ | 2.18 | Pat Jarvis | 119.7 | ATL |
| +056+ | 2.09 | Clyde Wright | 121.3 | ANA |
| +061+ | 1.96 | Stan Bahnsen | 117.3 | NYA |
| +062+ | 1.95 | Bill Hands | 130.7 | CHN |
| +066+ | 1.88 | Carl Morton | 108.3 | WAS |
| +068+ | 1.82 | Don Sutton | 135.3 | LAN |
| +070+ | 1.81 | Mel Stottlemyre | 130 | NYA |
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