| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Rogers | WAS | 7.84 | 197909070_WAS_SLN |
| Tommy John | NYA | 5.68 | 197909050_BOS_NYA |
| J.R. Richard | HOU | 5.51 | 197909060_SDN_HOU |
| Craig Swan | NYN | 2.82 | 197909070_PIT_NYN |
| Mike LaCoss | CIN | 2.21 | 197909070_LAN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Matt Keough | OAK | -5.01 | 197909050_MIL_OAK |
| Vida Blue | SFN | -4.51 | 197909070_SFN_HOU |
| Phil Huffman | TOR | -2.22 | 197909070_TOR_CLE |
| John Denny | SLN | -2.15 | 197909050_PIT_SLN |
| Rob Dressler | SEA | -1.43 | 197909050_TEX_SEA |
Based on accumulated WAA for this season up to 1979-09-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +006+ | 6.85 | J.R. Richard | 252.3 | HOU |
| +012+ | 6.19 | Steve Rogers | 215.3 | WAS |
| +016+ | 5.74 | Tommy John | 234 | NYA |
| +017+ | 5.7 | Ron Guidry | 200 | NYA |
| +019+ | 5.49 | Joe Niekro | 226.7 | HOU |
| +021+ | 5.24 | Burt Hooton | 212 | LAN |
| +022+ | 5.01 | Gaylord Perry | 232.7 | SDN |
| +025+ | 4.8 | Dennis Eckersley | 222 | BOS |
| +035+ | 4.16 | Craig Swan | 225 | NYN |
| +042+ | 3.89 | Mike Marshall | 129.7 | MIN |
| +044+ | 3.87 | Bill Lee | 183.7 | WAS |
| +046+ | 3.86 | Jerry Koosman | 224.7 | MIN |
| +048+ | 3.75 | Mike Caldwell | 207.7 | MIL |
| +049+ | 3.71 | John Fulgham | 111.7 | SLN |
| +051+ | 3.64 | Mike Flanagan | 227.3 | BAL |
| +052+ | 3.63 | Mike LaCoss | 190.7 | CIN |
| +055+ | 3.61 | Phil Niekro | 291 | ATL |
| +058+ | 3.49 | David Palmer | 98.3 | WAS |
| +057+ | 3.49 | Joaquin Andujar | 189.7 | HOU |
| +062+ | 3.32 | Dan Schatzeder | 132.7 | WAS |
| +068+ | 3.1 | Jim Palmer | 135.3 | BAL |
| +069+ | 3.09 | Rick Reuschel | 209 | CHN |
| +075+ | 2.96 | John Candelaria | 193.3 | PIT |
| +076+ | 2.95 | Dennis Martinez | 258.3 | BAL |
| +078+ | 2.94 | Tom Seaver | 183.3 | CIN |
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