| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 8.03 | 197005010_NYN_SDN |
| Sam McDowell | CLE | 7.38 | 197005020_CLE_KCA |
| Bob Gibson | SLN | 6.33 | 197005020_HOU_SLN |
| Jim Perry | MIN | 3.74 | 197005020_MIN_BAL |
| Mel Stottlemyre | NYA | 3.38 | 197005010_MIL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Hargan | CLE | -4.32 | 197004300_CLE_MIN |
| Bill Stoneman | WAS | -4.25 | 197004300_WAS_LAN |
| Gary Peters | BOS | -2.95 | 197004300_OAK_BOS |
| George Brunet | TEX | -2.61 | 197004300_MIL_TEX |
| Rich Robertson | SFN | -1.85 | 197005010_PHI_SFN |
Based on accumulated WAA for this season up to 1970-05-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +006+ | 2.27 | Tom Seaver | 51.7 | NYN |
| +008+ | 2.18 | Mickey Lolich | 58.3 | DET |
| +009+ | 2.12 | Jim Merritt | 50.3 | CIN |
| +010+ | 2.05 | Wayne Simpson | 37.7 | CIN |
| +012+ | 1.86 | Jim Hunter | 44.3 | OAK |
| +014+ | 1.78 | Nolan Ryan | 26 | NYN |
| +017+ | 1.7 | Joe Niekro | 45.7 | DET |
| +021+ | 1.65 | Jim Perry | 44 | MIN |
| +022+ | 1.53 | Tom Phoebus | 22.3 | BAL |
| +023+ | 1.49 | Claude Osteen | 40 | LAN |
| +024+ | 1.47 | Steve Blass | 39 | PIT |
| +025+ | 1.47 | Jim Kaat | 37.3 | MIN |
| +026+ | 1.45 | Don Sutton | 47 | LAN |
| +031+ | 1.25 | Gary Gentry | 29.7 | NYN |
| XXXXX | 1.15 | George Culver | 32.7 | SLN |
| XXXXX | 1.15 | Bill Hands | 36.3 | CHN |
| XXXXX | 1.15 | Carl Morton | 22 | WAS |
| XXXXX | 1.12 | Sam McDowell | 47.7 | CLE |
| XXXXX | 1.06 | Dave Roberts | 21.3 | SDN |
| XXXXX | 1.04 | Gary Nolan | 35.7 | CIN |
| XXXXX | 0.96 | Jerry Koosman | 38.7 | NYN |
| XXXXX | 0.93 | Mike Torrez | 27.7 | SLN |
| XXXXX | 0.87 | Woodie Fryman | 26.3 | PHI |
| XXXXX | 0.82 | Jerry Janeski | 37 | CHA |
| XXXXX | 0.82 | Jim Lonborg | 21 | BOS |
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