| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 11.23 | 197007060_TEX_CLE |
| Jerry Koosman | NYN | 5.84 | 197007050_NYN_PHI |
| Bob Gibson | SLN | 4.14 | 197007050_SLN_WAS |
| Claude Osteen | LAN | 3.93 | 197007060_LAN_HOU |
| Jim Palmer | BAL | 3.74 | 197007050_DET_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gene Brabender | MIL | -2.98 | 197007060_CHA_MIL |
| Mike McCormick | SFN | -2.58 | 197007050_LAN_SFN |
| Dick Such | TEX | -2.21 | 197007072_TEX_CLE |
| Al Santorini | SDN | -2.05 | 197007060_SDN_CIN |
| Gary Peters | BOS | -1.83 | 197007060_BOS_DET |
Based on accumulated WAA for this season up to 1970-07-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 5.5 | Wayne Simpson | 139 | CIN |
| +006+ | 5.46 | Tom Seaver | 163 | NYN |
| +012+ | 4.78 | Sam McDowell | 169 | CLE |
| +016+ | 4.29 | Jim Palmer | 151.7 | BAL |
| +017+ | 4.21 | Danny Coombs | 99.7 | SDN |
| +025+ | 3.46 | Ray Culp | 131.7 | BOS |
| +027+ | 3.37 | Jim McGlothlin | 127.3 | CIN |
| +030+ | 3.28 | Andy Messersmith | 138.3 | ANA |
| +031+ | 3.28 | Pat Jarvis | 137.7 | ATL |
| +034+ | 3.21 | Claude Osteen | 155 | LAN |
| +037+ | 3.16 | Clyde Wright | 137 | ANA |
| +038+ | 3.07 | Jim Perry | 130.7 | MIN |
| +041+ | 2.94 | Jim Merritt | 150 | CIN |
| +045+ | 2.73 | Jerry Koosman | 98.7 | NYN |
| +046+ | 2.55 | Joe Niekro | 123.7 | DET |
| +048+ | 2.52 | Eddie Fisher | 62.7 | ANA |
| +051+ | 2.37 | Jim Hunter | 144.7 | OAK |
| +052+ | 2.35 | Tom Phoebus | 79.3 | BAL |
| +059+ | 2.12 | Tom Hall | 52.3 | MIN |
| +063+ | 2.03 | Stan Bahnsen | 124.3 | NYA |
| +062+ | 2.03 | Dave Giusti | 54 | PIT |
| +069+ | 1.95 | Gary Gentry | 124.7 | NYN |
| +073+ | 1.84 | Bob Gibson | 143.7 | SLN |
| +079+ | 1.79 | Bill Zepp | 53.3 | MIN |
| +080+ | 1.76 | Mel Stottlemyre | 145 | NYA |
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