| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ron Guidry | NYA | 9.37 | 197906060_MIN_NYA |
| Gaylord Perry | SDN | 6.16 | 197906070_SDN_CHN |
| Steve Carlton | PHI | 4.71 | 197906050_PHI_HOU |
| J.R. Richard | HOU | 2.64 | 197906060_PHI_HOU |
| Bob Knepper | SFN | 2.26 | 197906070_SFN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Glenn Abbott | SEA | -3.64 | 197906050_DET_SEA |
| Moose Haas | MIL | -2.34 | 197906070_TEX_MIL |
| Tom Underwood | TOR | -1.92 | 197906050_TOR_ANA |
| Ken Holtzman | CHN | -1.73 | 197906070_SDN_CHN |
| Steve Stone | BAL | -1.17 | 197906050_MIN_BAL |
Based on accumulated WAA for this season up to 1979-06-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.93 | Tommy John | 99.7 | NYA |
| +002+ | 4.09 | Ron Guidry | 90.7 | NYA |
| +006+ | 3.69 | Gaylord Perry | 97 | SDN |
| +008+ | 3.22 | Jim Slaton | 82.7 | MIL |
| +010+ | 3.05 | Mike Caldwell | 96.3 | MIL |
| +011+ | 3.04 | Lary Sorensen | 100.7 | MIL |
| +013+ | 2.9 | Mike LaCoss | 79.3 | CIN |
| +014+ | 2.81 | Steve McCatty | 38.7 | OAK |
| +015+ | 2.72 | Joe Niekro | 93.3 | HOU |
| +020+ | 2.5 | Jack Billingham | 68.7 | DET |
| +025+ | 2.36 | Steve Carlton | 99 | PHI |
| +026+ | 2.35 | Rick Williams | 48.3 | HOU |
| +030+ | 2.32 | Ken Forsch | 73 | HOU |
| +029+ | 2.32 | Dave Lemanczyk | 78.7 | TOR |
| +028+ | 2.32 | Steve Rogers | 88.3 | WAS |
| +032+ | 2.24 | Sammy Stewart | 49.7 | BAL |
| +036+ | 2.15 | Dennis Martinez | 103.7 | BAL |
| +038+ | 2.13 | Ken Kravec | 95.3 | CHA |
| +043+ | 2.01 | Burt Hooton | 87 | LAN |
| +044+ | 2 | Jim Palmer | 88.3 | BAL |
| +050+ | 1.88 | Randy Niemann | 25 | HOU |
| +054+ | 1.83 | Pete Vuckovich | 82 | SLN |
| +057+ | 1.73 | Bruce Kison | 51.7 | PIT |
| +058+ | 1.72 | Jerry Augustine | 33.7 | MIL |
| +060+ | 1.71 | Nino Espinosa | 72 | PHI |
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