| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 11.48 | 198009010_PHI_SFN |
| Britt Burns | CHA | 3.99 | 198009010_CHA_DET |
| Rick Langford | OAK | 2.86 | 198009010_OAK_NYA |
| Rudy May | NYA | 2.67 | 198009020_OAK_NYA |
| Steve Stone | BAL | 2.31 | 198009030_SEA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Parrott | SEA | -4.86 | 198009010_SEA_BAL |
| Ed Figueroa | TEX | -3.96 | 198009030_TOR_TEX |
| Dan Spillner | CLE | -1.99 | 198009030_CLE_MIN |
| Lynn McGlothen | CHN | -1.87 | 198009030_ATL_CHN |
| Geoff Zahn | MIN | -1.47 | 198009030_CLE_MIN |
Based on accumulated WAA for this season up to 1980-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.72 | Steve Carlton | 247 | PHI |
| +003+ | 8.54 | Larry Gura | 237.3 | KCA |
| +004+ | 7.85 | Mike Norris | 230.3 | OAK |
| +007+ | 7.3 | Jerry Reuss | 185 | LAN |
| +010+ | 6.2 | Don Sutton | 168 | LAN |
| +019+ | 5.25 | Britt Burns | 197.7 | CHA |
| +020+ | 4.96 | J.R. Richard | 113.7 | HOU |
| +022+ | 4.96 | Rudy May | 142.3 | NYA |
| +026+ | 4.64 | Moose Haas | 209.3 | MIL |
| +028+ | 4.46 | Steve Stone | 203.7 | BAL |
| +029+ | 4.44 | Rick Langford | 227.3 | OAK |
| +033+ | 4.14 | Vida Blue | 182.7 | SFN |
| +036+ | 3.92 | Scott McGregor | 200 | BAL |
| +037+ | 3.92 | Bill Caudill | 104 | CHN |
| +039+ | 3.74 | Dave Stieb | 209 | TOR |
| +041+ | 3.7 | Steve Rogers | 224.3 | WAS |
| +045+ | 3.64 | Vern Ruhle | 115.3 | HOU |
| +044+ | 3.64 | Pat Zachry | 145.7 | NYN |
| +046+ | 3.61 | Eddie Whitson | 174.3 | SFN |
| +053+ | 3.44 | Jim Clancy | 205.7 | TOR |
| +062+ | 3.19 | Matt Keough | 215.7 | OAK |
| +072+ | 2.98 | Burt Hooton | 181.3 | LAN |
| +078+ | 2.86 | John Tudor | 59.3 | BOS |
| +084+ | 2.77 | Rick Reuschel | 217.3 | CHN |
| +092+ | 2.56 | Gaylord Perry | 179.3 | TOT |
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