| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tommy John | NYA | 5.83 | 197909090_NYA_DET |
| Joe Niekro | HOU | 4.6 | 197909080_SFN_HOU |
| Dennis Eckersley | BOS | 4.41 | 197909080_BAL_BOS |
| Bill Lee | WAS | 3.38 | 197909080_WAS_SLN |
| Mike Flanagan | BAL | 2.52 | 197909080_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Erickson | MIN | -2.16 | 197909101_MIN_KCA |
| Moose Haas | MIL | -2.12 | 197909090_MIL_ANA |
| Mike Torrez | BOS | -1.39 | 197909090_BAL_BOS |
| Mike Norris | OAK | -1.18 | 197909092_CHA_OAK |
| Rob Dressler | SEA | -0.85 | 197909100_SEA_TEX |
Based on accumulated WAA for this season up to 1979-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +006+ | 6.81 | J.R. Richard | 252.3 | HOU |
| +012+ | 6.16 | Steve Rogers | 215.3 | WAS |
| +015+ | 5.94 | Joe Niekro | 234 | HOU |
| +016+ | 5.84 | Tommy John | 242 | NYA |
| +018+ | 5.75 | Ron Guidry | 207.3 | NYA |
| +021+ | 5.22 | Burt Hooton | 212 | LAN |
| +022+ | 4.98 | Gaylord Perry | 232.7 | SDN |
| +023+ | 4.98 | Dennis Eckersley | 231 | BOS |
| +036+ | 4.26 | Bill Lee | 192.7 | WAS |
| +040+ | 4.04 | Craig Swan | 225 | NYN |
| +044+ | 3.93 | Mike Marshall | 133 | MIN |
| +046+ | 3.89 | Mike Flanagan | 234.7 | BAL |
| +048+ | 3.75 | Mike Caldwell | 207.7 | MIL |
| +049+ | 3.69 | Phil Niekro | 299 | ATL |
| +053+ | 3.6 | Mike LaCoss | 190.7 | CIN |
| +057+ | 3.48 | Rick Reuschel | 218 | CHN |
| +058+ | 3.47 | David Palmer | 98.3 | WAS |
| +059+ | 3.47 | Joaquin Andujar | 189.7 | HOU |
| +065+ | 3.31 | Dan Schatzeder | 132.7 | WAS |
| +066+ | 3.16 | John Fulgham | 117.3 | SLN |
| +067+ | 3.13 | Rudy May | 74.3 | WAS |
| +068+ | 3.09 | Jim Palmer | 135.3 | BAL |
| +069+ | 3.08 | Ken Forsch | 147.3 | HOU |
| +070+ | 3.07 | Jerry Koosman | 228.7 | MIN |
| +074+ | 3.04 | Dennis Martinez | 266.3 | BAL |
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