| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 11.87 | 197007090_WAS_NYN |
| Sam McDowell | CLE | 10.49 | 197007110_BOS_CLE |
| Jim Palmer | BAL | 5.42 | 197007100_BAL_DET |
| Wayne Simpson | CIN | 4.79 | 197007090_SDN_CIN |
| Andy Messersmith | ANA | 4.57 | 197007100_MIN_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tony Cloninger | CIN | -3.17 | 197007102_CIN_ATL |
| Gary Peters | BOS | -3.06 | 197007100_BOS_CLE |
| Rich Robertson | SFN | -2.91 | 197007110_SFN_HOU |
| Grant Jackson | PHI | -2.5 | 197007100_PHI_CHN |
| Gene Brabender | MIL | -2.23 | 197007110_MIL_OAK |
Based on accumulated WAA for this season up to 1970-07-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 6.1 | Tom Seaver | 172 | NYN |
| +007+ | 5.42 | Sam McDowell | 178 | CLE |
| +012+ | 4.92 | Wayne Simpson | 141.7 | CIN |
| +017+ | 4.27 | Jim Palmer | 157.7 | BAL |
| +020+ | 3.92 | Andy Messersmith | 147.3 | ANA |
| +024+ | 3.68 | Danny Coombs | 105.3 | SDN |
| +025+ | 3.59 | Claude Osteen | 163 | LAN |
| +029+ | 3.54 | Jim McGlothlin | 129 | CIN |
| +030+ | 3.52 | Ray Culp | 131.7 | BOS |
| +033+ | 3.4 | Clyde Wright | 141.7 | ANA |
| +042+ | 2.64 | Pat Jarvis | 144.7 | ATL |
| +045+ | 2.63 | Tom Hall | 57.7 | MIN |
| +046+ | 2.62 | Jim Perry | 139 | MIN |
| +050+ | 2.39 | Tom Phoebus | 79.3 | BAL |
| +051+ | 2.39 | Eddie Fisher | 65.7 | ANA |
| +052+ | 2.37 | George Stone | 128 | ATL |
| +057+ | 2.19 | Dave Giusti | 55.7 | PIT |
| +058+ | 2.16 | Joe Niekro | 130.7 | DET |
| +062+ | 2.13 | Stan Bahnsen | 134 | NYA |
| +067+ | 1.97 | Gary Gentry | 124.7 | NYN |
| +071+ | 1.94 | Bill Zepp | 59.3 | MIN |
| +069+ | 1.94 | Diego Segui | 71.3 | OAK |
| +075+ | 1.89 | Tommy John | 152.7 | CHA |
| +077+ | 1.88 | Jerry Koosman | 103 | NYN |
| +076+ | 1.88 | Jim Rooker | 125.3 | KCA |
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