| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Seaver | NYN | 11.41 | 197006140_ATL_NYN |
| Sam McDowell | CLE | 11.1 | 197006150_ANA_CLE |
| Jim Perry | MIN | 5.41 | 197006160_TEX_MIN |
| Andy Messersmith | ANA | 4.16 | 197006160_ANA_CLE |
| Bill Hands | CHN | 3.69 | 197006160_CHN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gary Peters | BOS | -4.3 | 197006160_BOS_KCA |
| Clay Kirby | SDN | -2.96 | 197006140_PIT_SDN |
| Dave Boswell | MIN | -1.44 | 197006150_TEX_MIN |
| Chris Short | PHI | -0.99 | 197006140_CIN_PHI |
| Steve Renko | WAS | -0.89 | 197006140_HOU_WAS |
Based on accumulated WAA for this season up to 1970-06-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 4.44 | Tom Seaver | 127 | NYN |
| +006+ | 4.29 | Sam McDowell | 128.3 | CLE |
| +009+ | 4.07 | Wayne Simpson | 98 | CIN |
| +013+ | 3.93 | Jim McGlothlin | 103.3 | CIN |
| +015+ | 3.84 | Jim Palmer | 115 | BAL |
| +019+ | 3.44 | Danny Coombs | 72 | SDN |
| +023+ | 3.05 | Jim Perry | 105 | MIN |
| +025+ | 2.64 | Jim Hunter | 112.7 | OAK |
| +027+ | 2.62 | Ray Culp | 96 | BOS |
| +030+ | 2.54 | Tom Phoebus | 75.7 | BAL |
| +031+ | 2.5 | Rudy May | 100 | ANA |
| +039+ | 2.21 | Claude Osteen | 116.3 | LAN |
| +041+ | 2.14 | Andy Messersmith | 112.3 | ANA |
| +042+ | 2.12 | Stan Bahnsen | 95.3 | NYA |
| +043+ | 2.09 | Jerry Koosman | 66.7 | NYN |
| +044+ | 2.09 | Bill Hands | 107.3 | CHN |
| +047+ | 2 | Mike Torrez | 89.3 | SLN |
| +049+ | 1.94 | Mel Stottlemyre | 110 | NYA |
| +054+ | 1.82 | Steve Carlton | 98.7 | SLN |
| +055+ | 1.81 | Don Sutton | 119 | LAN |
| +059+ | 1.78 | Eddie Fisher | 45.3 | ANA |
| +060+ | 1.75 | Jim Bunning | 83 | PHI |
| +061+ | 1.74 | Bob Veale | 103 | PIT |
| +064+ | 1.7 | Jim Merritt | 117.7 | CIN |
| +065+ | 1.69 | Chuck Taylor | 43 | SLN |
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