| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 11.4 | 197007040_NYN_PHI |
| Jim Perry | MIN | 4.14 | 197007030_CHA_MIN |
| Bob Gibson | SLN | 4.14 | 197007050_SLN_WAS |
| Jim Palmer | BAL | 3.74 | 197007050_DET_BAL |
| Andy Messersmith | ANA | 3.68 | 197007050_OAK_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Stoneman | WAS | -3.35 | 197007030_SLN_WAS |
| Tony Cloninger | CIN | -3 | 197007032_HOU_CIN |
| Clay Kirby | SDN | -2.77 | 197007031_SDN_ATL |
| Mike McCormick | SFN | -2.58 | 197007050_LAN_SFN |
| Dave Boswell | MIN | -2.04 | 197007040_CHA_MIN |
Based on accumulated WAA for this season up to 1970-07-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 5.48 | Wayne Simpson | 139 | CIN |
| +006+ | 5.44 | Tom Seaver | 163 | NYN |
| +009+ | 4.8 | Sam McDowell | 160.3 | CLE |
| +013+ | 4.28 | Jim Palmer | 151.7 | BAL |
| +017+ | 4.17 | Danny Coombs | 99.7 | SDN |
| +026+ | 3.41 | Claude Osteen | 148 | LAN |
| +028+ | 3.35 | Jim McGlothlin | 127.3 | CIN |
| +030+ | 3.26 | Pat Jarvis | 137.7 | ATL |
| +031+ | 3.26 | Andy Messersmith | 138.3 | ANA |
| +032+ | 3.24 | Ray Culp | 125 | BOS |
| +035+ | 3.06 | Jim Perry | 130.7 | MIN |
| +036+ | 2.96 | Clyde Wright | 130.3 | ANA |
| +043+ | 2.71 | Jerry Koosman | 98.7 | NYN |
| +045+ | 2.57 | Eddie Fisher | 61 | ANA |
| +047+ | 2.48 | Joe Niekro | 116 | DET |
| +049+ | 2.35 | Jim Hunter | 144.7 | OAK |
| +050+ | 2.35 | Tom Phoebus | 79.3 | BAL |
| +054+ | 2.16 | Tom Hall | 48.3 | MIN |
| +057+ | 2.09 | Jim Merritt | 141 | CIN |
| +060+ | 2 | Stan Bahnsen | 124.3 | NYA |
| +072+ | 1.8 | Bob Gibson | 143.7 | SLN |
| +076+ | 1.71 | Dave Giusti | 50.7 | PIT |
| +081+ | 1.68 | Jim Nelson | 32 | PIT |
| +080+ | 1.68 | Dave Roberts | 86.3 | SDN |
| +082+ | 1.67 | Bert Blyleven | 45.3 | MIN |
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