| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 14.77 | 198006270_NYN_PHI |
| J.R. Richard | HOU | 12.74 | 198006280_CIN_HOU |
| Steve Rogers | WAS | 7.46 | 198006270_PIT_WAS |
| Larry Gura | KCA | 4.52 | 198006280_KCA_SEA |
| Pete Vuckovich | SLN | 4.21 | 198006270_SLN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Knapp | ANA | -2.18 | 198006270_MIL_ANA |
| Jesse Jefferson | TOR | -1.96 | 198006270_DET_TOR |
| Lynn McGlothen | CHN | -1.66 | 198006290_SLN_CHN |
| Len Barker | CLE | -1.21 | 198006290_CLE_NYA |
| Mike Torrez | BOS | -1.07 | 198006280_BAL_BOS |
Based on accumulated WAA for this season up to 1980-06-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.26 | Steve Carlton | 140 | PHI |
| +002+ | 5.64 | Larry Gura | 138 | KCA |
| +005+ | 4.66 | J.R. Richard | 104.3 | HOU |
| +006+ | 4.43 | Britt Burns | 109 | CHA |
| +007+ | 4.17 | Jerry Reuss | 91.3 | LAN |
| +008+ | 4.11 | Bob Welch | 104.7 | LAN |
| +010+ | 3.75 | Mike Norris | 127.3 | OAK |
| +015+ | 3.28 | Pete Vuckovich | 120.7 | SLN |
| +022+ | 2.99 | David Palmer | 84 | WAS |
| +026+ | 2.81 | Jim Clancy | 97 | TOR |
| +027+ | 2.72 | Craig Swan | 100.7 | NYN |
| +029+ | 2.65 | Don Sutton | 86 | LAN |
| +030+ | 2.62 | Rick Honeycutt | 109 | SEA |
| +032+ | 2.59 | Vida Blue | 133.7 | SFN |
| +036+ | 2.41 | Nolan Ryan | 109.7 | HOU |
| +041+ | 2.28 | Jim Bibby | 114.3 | PIT |
| +042+ | 2.26 | Dave Stieb | 116.7 | TOR |
| +044+ | 2.23 | Matt Keough | 126.7 | OAK |
| +045+ | 2.22 | Rudy May | 59.3 | NYA |
| +048+ | 2.2 | Tommy John | 117 | NYA |
| +055+ | 2.1 | Steve Rogers | 126.3 | WAS |
| +063+ | 1.96 | Moose Haas | 107.7 | MIL |
| +070+ | 1.85 | Scott Sanderson | 83 | WAS |
| +074+ | 1.8 | Roger Erickson | 71 | MIN |
| +076+ | 1.77 | Ferguson Jenkins | 100 | TEX |
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