| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Rogers | WAS | 7.54 | 197909020_CIN_WAS |
| Ron Guidry | NYA | 6.82 | 197909030_BOS_NYA |
| Dennis Eckersley | BOS | 5.74 | 197909030_BOS_NYA |
| Burt Hooton | LAN | 4.75 | 197909040_LAN_HOU |
| Mike LaCoss | CIN | 4.27 | 197909020_CIN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dock Ellis | NYN | -6.01 | 197909040_NYN_WAS |
| Vida Blue | SFN | -4.13 | 197909020_PIT_SFN |
| Moose Haas | MIL | -2.86 | 197909020_MIL_CHA |
| Roger Erickson | MIN | -2.33 | 197909020_MIN_BAL |
| Mike Torrez | BOS | -1.51 | 197909040_BOS_NYA |
Based on accumulated WAA for this season up to 1979-09-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +010+ | 6.16 | Steve Rogers | 210.3 | WAS |
| +011+ | 6.06 | J.R. Richard | 243.3 | HOU |
| +014+ | 5.74 | Ron Guidry | 200 | NYA |
| +017+ | 5.56 | Tommy John | 225 | NYA |
| +019+ | 5.55 | Joe Niekro | 226.7 | HOU |
| +020+ | 5.28 | Burt Hooton | 212 | LAN |
| +021+ | 5.04 | Gaylord Perry | 232.7 | SDN |
| +023+ | 4.83 | Dennis Eckersley | 222 | BOS |
| +034+ | 4.2 | Mike Marshall | 128.3 | MIN |
| +037+ | 4.07 | Joaquin Andujar | 186.3 | HOU |
| +038+ | 4.03 | Mike LaCoss | 185.7 | CIN |
| +041+ | 3.96 | Craig Swan | 215 | NYN |
| +042+ | 3.9 | Jerry Koosman | 224.7 | MIN |
| +043+ | 3.89 | Bill Lee | 183.7 | WAS |
| +049+ | 3.74 | John Fulgham | 111.7 | SLN |
| +051+ | 3.68 | Mike Flanagan | 227.3 | BAL |
| +055+ | 3.43 | Mike Caldwell | 202 | MIL |
| +061+ | 3.22 | Dan Schatzeder | 127 | WAS |
| +062+ | 3.21 | Jim Bibby | 110.3 | PIT |
| +065+ | 3.15 | John Candelaria | 187.3 | PIT |
| +067+ | 3.14 | Phil Niekro | 283 | ATL |
| +072+ | 3.01 | Dave Frost | 214 | ANA |
| +075+ | 2.94 | Rick Reuschel | 200.3 | CHN |
| +077+ | 2.86 | Jim Palmer | 130.3 | BAL |
| +078+ | 2.85 | Tom Seaver | 175.3 | CIN |
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