| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tommy John | NYA | 6.74 | 197908150_TEX_NYA |
| Gaylord Perry | SDN | 4.61 | 197908160_SDN_PIT |
| Craig Swan | NYN | 4.25 | 197908150_NYN_ATL |
| Joe Niekro | HOU | 2.82 | 197908150_WAS_HOU |
| Tom Seaver | CIN | 2.09 | 197908170_NYN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mickey Mahler | ATL | -3.64 | 197908150_NYN_ATL |
| Moose Haas | MIL | -3.33 | 197908170_TEX_MIL |
| Rich Gale | KCA | -3.2 | 197908150_KCA_MIL |
| Roger Erickson | MIN | -3.04 | 197908150_MIN_BOS |
| Pete Falcone | NYN | -1.18 | 197908160_NYN_ATL |
Based on accumulated WAA for this season up to 1979-08-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +007+ | 5.9 | Ron Guidry | 169.7 | NYA |
| +008+ | 5.81 | Dennis Eckersley | 197.3 | BOS |
| +011+ | 5.37 | Steve Rogers | 187.3 | WAS |
| +012+ | 5.35 | Tommy John | 204 | NYA |
| +014+ | 4.94 | Burt Hooton | 189.7 | LAN |
| +019+ | 4.55 | Joaquin Andujar | 159.7 | HOU |
| +021+ | 4.5 | Jim Slaton | 174.7 | MIL |
| +023+ | 4.48 | Nolan Ryan | 156 | ANA |
| +024+ | 4.47 | Mike LaCoss | 160.7 | CIN |
| +026+ | 4.4 | Gaylord Perry | 201.7 | SDN |
| +028+ | 4.29 | Joe Niekro | 197 | HOU |
| +031+ | 4.08 | Craig Swan | 196 | NYN |
| +052+ | 3.17 | Tom Seaver | 158 | CIN |
| +053+ | 3.06 | Bob Shirley | 145.3 | SDN |
| +055+ | 3.05 | Dan Schatzeder | 120 | WAS |
| +064+ | 2.95 | Mike Flanagan | 192.7 | BAL |
| +063+ | 2.95 | J.R. Richard | 207.3 | HOU |
| +069+ | 2.65 | Bill Lee | 158.3 | WAS |
| +071+ | 2.62 | Fred Norman | 150 | CIN |
| +073+ | 2.54 | Mike Caldwell | 174 | MIL |
| +086+ | 2.38 | John Fulgham | 84.7 | SLN |
| +087+ | 2.37 | Ken Forsch | 134.3 | HOU |
| +088+ | 2.37 | Jim Bibby | 91 | PIT |
| +089+ | 2.36 | Jerry Koosman | 192.3 | MIN |
| +094+ | 2.2 | Phil Niekro | 250 | ATL |
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