| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Rogers | WAS | 8.05 | 197908180_ATL_WAS |
| Gaylord Perry | SDN | 4.61 | 197908160_SDN_PIT |
| Nolan Ryan | ANA | 3.68 | 197908180_TOR_ANA |
| Jim Slaton | MIL | 2.97 | 197908180_TEX_MIL |
| Mike Marshall | MIN | 2.68 | 197908180_MIN_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Moose Haas | MIL | -3.33 | 197908170_TEX_MIL |
| Vida Blue | SFN | -2.59 | 197908180_SFN_SLN |
| Pete Falcone | NYN | -1.18 | 197908160_NYN_ATL |
| Milt Wilcox | DET | -1.15 | 197908170_DET_SEA |
| Rob Dressler | SEA | -0.77 | 197908180_DET_SEA |
Based on accumulated WAA for this season up to 1979-08-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +007+ | 5.99 | Steve Rogers | 196.3 | WAS |
| +008+ | 5.89 | Ron Guidry | 169.7 | NYA |
| +009+ | 5.85 | Dennis Eckersley | 197.3 | BOS |
| +012+ | 5.34 | Tommy John | 204 | NYA |
| +014+ | 4.92 | Burt Hooton | 189.7 | LAN |
| +016+ | 4.68 | Mike LaCoss | 169.7 | CIN |
| +020+ | 4.54 | Joaquin Andujar | 159.7 | HOU |
| +025+ | 4.4 | Gaylord Perry | 201.7 | SDN |
| +026+ | 4.27 | Joe Niekro | 197 | HOU |
| +028+ | 4.24 | Nolan Ryan | 164.7 | ANA |
| +031+ | 4.08 | Craig Swan | 196 | NYN |
| +037+ | 3.83 | Mike Marshall | 117.3 | MIN |
| +043+ | 3.59 | Jim Slaton | 176.3 | MIL |
| +045+ | 3.58 | J.R. Richard | 216.3 | HOU |
| +054+ | 3.16 | Tom Seaver | 158 | CIN |
| +056+ | 3.05 | Bob Shirley | 145.3 | SDN |
| +057+ | 3.04 | Dan Schatzeder | 120 | WAS |
| +062+ | 2.94 | Mike Flanagan | 192.7 | BAL |
| +069+ | 2.64 | Bill Lee | 158.3 | WAS |
| +071+ | 2.61 | Fred Norman | 150 | CIN |
| +074+ | 2.53 | Mike Caldwell | 174 | MIL |
| +085+ | 2.37 | John Fulgham | 84.7 | SLN |
| +086+ | 2.36 | Ken Forsch | 134.3 | HOU |
| +087+ | 2.36 | Jim Bibby | 91 | PIT |
| +088+ | 2.36 | Jerry Koosman | 192.3 | MIN |
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