| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 14.36 | 198006220_PHI_SFN |
| Craig Swan | NYN | 7.73 | 198006210_NYN_LAN |
| Steve Rogers | WAS | 6.12 | 198006220_WAS_SDN |
| Mike Caldwell | MIL | 4.42 | 198006220_MIL_KCA |
| Pete Vuckovich | SLN | 3.7 | 198006220_SLN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Knapp | ANA | -2.7 | 198006210_ANA_BOS |
| Lynn McGlothen | CHN | -2.68 | 198006200_CHN_ATL |
| Jesse Jefferson | TOR | -2.59 | 198006210_TOR_TEX |
| Ken Kravec | CHA | -2.08 | 198006221_DET_CHA |
| Steve McCatty | OAK | -1.48 | 198006200_OAK_NYA |
Based on accumulated WAA for this season up to 1980-06-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.43 | Steve Carlton | 133 | PHI |
| +002+ | 5.52 | J.R. Richard | 101 | HOU |
| +003+ | 4.77 | Larry Gura | 121 | KCA |
| +006+ | 4 | Bob Welch | 97.7 | LAN |
| +008+ | 3.55 | Britt Burns | 96.3 | CHA |
| +009+ | 3.51 | Vida Blue | 129 | SFN |
| +011+ | 3.46 | Jerry Reuss | 82.3 | LAN |
| +012+ | 3.42 | Jim Clancy | 96.7 | TOR |
| +015+ | 3.22 | Mike Norris | 118.3 | OAK |
| +018+ | 2.97 | David Palmer | 71.3 | WAS |
| +019+ | 2.96 | Craig Swan | 95.7 | NYN |
| +020+ | 2.9 | Pete Vuckovich | 110.7 | SLN |
| +022+ | 2.82 | Nolan Ryan | 96.7 | HOU |
| +026+ | 2.69 | Steve Rogers | 120.3 | WAS |
| +035+ | 2.27 | Rick Honeycutt | 100 | SEA |
| +037+ | 2.23 | Don Sutton | 78 | LAN |
| +044+ | 2.14 | Jim Bibby | 108 | PIT |
| +043+ | 2.14 | Matt Keough | 118 | OAK |
| +049+ | 2.01 | Tommy John | 107 | NYA |
| +050+ | 1.99 | Rick Matula | 86 | ATL |
| +054+ | 1.94 | Jon Matlack | 110.7 | TEX |
| +058+ | 1.88 | Eddie Solomon | 46.7 | PIT |
| +059+ | 1.88 | Roger Erickson | 60 | MIN |
| +071+ | 1.69 | Tom Underwood | 94.3 | NYA |
| +072+ | 1.68 | Randy Jones | 91.7 | SDN |
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