| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sam McDowell | CLE | 13.5 | 197006241_CLE_NYA |
| Tom Seaver | NYN | 12.85 | 197006241_NYN_CHN |
| Mel Stottlemyre | NYA | 4.46 | 197006241_CLE_NYA |
| Andy Messersmith | ANA | 3.92 | 197006230_CHA_ANA |
| Jim Palmer | BAL | 3.77 | 197006230_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Stoneman | WAS | -2.91 | 197006221_WAS_PHI |
| Gene Brabender | MIL | -2.42 | 197006220_MIN_MIL |
| Rich Robertson | SFN | -2.25 | 197006220_SFN_CIN |
| Don Wilson | HOU | -1.92 | 197006220_SDN_HOU |
| Dave Boswell | MIN | -1.87 | 197006240_MIN_MIL |
Based on accumulated WAA for this season up to 1970-06-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +006+ | 5.02 | Sam McDowell | 146.3 | CLE |
| +007+ | 4.56 | Tom Seaver | 145 | NYN |
| +010+ | 4.16 | Wayne Simpson | 113 | CIN |
| +012+ | 3.99 | Danny Coombs | 87 | SDN |
| +017+ | 3.63 | Jim McGlothlin | 116.3 | CIN |
| +018+ | 3.6 | Ray Culp | 112 | BOS |
| +023+ | 3.25 | Jim Perry | 111.7 | MIN |
| +029+ | 2.92 | Jim Palmer | 126.3 | BAL |
| +032+ | 2.58 | Jerry Koosman | 74.7 | NYN |
| +036+ | 2.48 | Steve Carlton | 107.7 | SLN |
| +037+ | 2.45 | Claude Osteen | 130.3 | LAN |
| +039+ | 2.42 | Rudy May | 104 | ANA |
| +040+ | 2.41 | Tom Phoebus | 79.3 | BAL |
| +043+ | 2.3 | Eddie Fisher | 51.3 | ANA |
| +045+ | 2.28 | Jim Hunter | 122.7 | OAK |
| +047+ | 2.21 | Andy Messersmith | 120.3 | ANA |
| +049+ | 2.18 | Pat Jarvis | 119.7 | ATL |
| +051+ | 2.09 | Clyde Wright | 107.3 | ANA |
| +053+ | 2.05 | Mel Stottlemyre | 123 | NYA |
| +055+ | 2.03 | Don Sutton | 128 | LAN |
| +061+ | 1.9 | Jim Nelson | 23 | PIT |
| +062+ | 1.9 | Bob Veale | 110 | PIT |
| +063+ | 1.87 | Bill Hands | 123.3 | CHN |
| +071+ | 1.7 | Woodie Fryman | 94 | PHI |
| +073+ | 1.69 | Ken Holtzman | 121.3 | CHN |
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