| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 8.44 | 198005270_PIT_PHI |
| Ron Guidry | NYA | 7.56 | 198005280_DET_NYA |
| Steve Rogers | WAS | 7.28 | 198005260_WAS_CHN |
| J.R. Richard | HOU | 6.73 | 198005260_SDN_HOU |
| Mike Caldwell | MIL | 4.82 | 198005260_SEA_MIL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jesse Jefferson | TOR | -3.59 | 198005260_TOR_BOS |
| Byron McLaughlin | SEA | -2.51 | 198005280_SEA_MIL |
| Mike Torrez | BOS | -2.37 | 198005260_TOR_BOS |
| Rich Gale | KCA | -2.31 | 198005280_KCA_OAK |
| Ken Kravec | CHA | -2.08 | 198005280_CHA_MIN |
Based on accumulated WAA for this season up to 1980-05-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.49 | Mike Norris | 74.7 | OAK |
| +002+ | 3.78 | Steve Carlton | 86 | PHI |
| +003+ | 3.72 | Larry Gura | 81.7 | KCA |
| +005+ | 3.36 | Britt Burns | 66.3 | CHA |
| +008+ | 2.75 | J.R. Richard | 69 | HOU |
| +009+ | 2.74 | Matt Keough | 78.7 | OAK |
| +010+ | 2.71 | Rick Matula | 55 | ATL |
| +011+ | 2.67 | Randy Jones | 69.3 | SDN |
| +012+ | 2.38 | Dave Stieb | 73.7 | TOR |
| +013+ | 2.26 | David Palmer | 51 | WAS |
| +017+ | 2.06 | Ray Burris | 61 | NYN |
| +019+ | 2.03 | Craig Swan | 60.7 | NYN |
| +020+ | 2.02 | Rick Honeycutt | 62.7 | SEA |
| +021+ | 1.99 | Pete Vuckovich | 71.7 | SLN |
| +024+ | 1.9 | Bob Welch | 58 | LAN |
| +033+ | 1.74 | Jerry Reuss | 42.3 | LAN |
| +034+ | 1.71 | Floyd Bannister | 59.3 | SEA |
| +036+ | 1.7 | Steve Rogers | 75.3 | WAS |
| +041+ | 1.69 | Don Sutton | 58 | LAN |
| +046+ | 1.63 | Vida Blue | 81 | SFN |
| +050+ | 1.58 | Frank Pastore | 65.3 | CIN |
| +052+ | 1.57 | Bob Forsch | 69.3 | SLN |
| +058+ | 1.49 | Nolan Ryan | 69 | HOU |
| +063+ | 1.44 | Tommy John | 71.7 | NYA |
| +064+ | 1.43 | Tom Underwood | 60 | NYA |
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