| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Caldwell | MIL | 5.77 | 197808080_MIL_NYA |
| Phil Niekro | ATL | 2.88 | 197808080_ATL_CIN |
| Tom Seaver | CIN | 2.45 | 197808070_ATL_CIN |
| Rick Reuschel | CHN | 2.34 | 197808080_PIT_CHN |
| Craig Swan | NYN | 2.22 | 197808090_NYN_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Hume | CIN | -3.5 | 197808080_ATL_CIN |
| Dave Roberts | CHN | -2.81 | 197808090_PIT_CHN |
| Jim Colborn | SEA | -2.32 | 197808070_SEA_MIN |
| Dennis Martinez | BAL | -2.24 | 197808070_BAL_TOR |
| Tommy Boggs | ATL | -1.94 | 197808090_ATL_CIN |
Based on accumulated WAA for this season up to 1978-08-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.21 | Ron Guidry | 182.7 | NYA |
| +004+ | 6.63 | Mike Caldwell | 204 | MIL |
| +005+ | 5.97 | Steve Rogers | 187.3 | WAS |
| +008+ | 5.32 | Vida Blue | 187 | SFN |
| +012+ | 4.93 | Jon Matlack | 173.3 | TEX |
| +014+ | 4.7 | Jim Palmer | 199 | BAL |
| +015+ | 4.53 | Phil Niekro | 230.3 | ATL |
| +016+ | 4.45 | Pete Vuckovich | 137 | SLN |
| +021+ | 4.12 | Craig Swan | 151 | NYN |
| +026+ | 3.84 | Rich Gale | 142.7 | KCA |
| +025+ | 3.84 | Randy Jones | 183 | SDN |
| +028+ | 3.74 | Rick Waits | 158.7 | CLE |
| +031+ | 3.71 | Larry Gura | 136.3 | KCA |
| +034+ | 3.61 | John Henry Johnson | 151 | OAK |
| +035+ | 3.6 | Dave Goltz | 144.7 | MIN |
| +037+ | 3.37 | Bob Owchinko | 156 | SDN |
| +039+ | 3.31 | Matt Keough | 133 | OAK |
| +040+ | 3.23 | Hal Dues | 88 | WAS |
| +042+ | 3.21 | Dan Schatzeder | 85.3 | WAS |
| +046+ | 3.16 | Bob Knepper | 179 | SFN |
| +048+ | 3.09 | J.R. Richard | 193 | HOU |
| +055+ | 2.72 | Burt Hooton | 156.3 | LAN |
| +058+ | 2.67 | Steve Carlton | 174.3 | PHI |
| +059+ | 2.66 | Frank Tanana | 177.3 | ANA |
| +066+ | 2.5 | Paul Hartzell | 104.7 | ANA |
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