| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 14.68 | 199807020_ATL_TBA |
| Kevin Brown | SDN | 5.86 | 199807010_SDN_OAK |
| Curt Schilling | PHI | 4.89 | 199807030_MIL_PHI |
| Todd Stottlemyre | SLN | 4.04 | 199807030_SLN_CIN |
| Pedro Martinez | BOS | 3.97 | 199807020_WAS_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Castillo | DET | -5.84 | 199807030_DET_MIN |
| James Baldwin | CHA | -4.06 | 199807020_CHA_HOU |
| Jamey Wright | COL | -3.64 | 199807030_COL_SDN |
| Jeff Suppan | ARI | -2.78 | 199807020_ARI_CHN |
| Darren Oliver | TEX | -2.38 | 199807020_LAN_TEX |
Based on accumulated WAA for this season up to 1998-07-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.9 | Greg Maddux | 146.3 | ATL |
| +008+ | 5.7 | Andy Ashby | 133 | SDN |
| +009+ | 5.55 | Bartolo Colon | 124.3 | CLE |
| +010+ | 5.34 | Kevin Brown | 133.7 | SDN |
| +012+ | 5.21 | Tom Glavine | 123.3 | ATL |
| +014+ | 4.98 | Curt Schilling | 145 | PHI |
| +017+ | 4.56 | Brad Radke | 120.3 | MIN |
| +018+ | 4.54 | Pedro Martinez | 125.3 | BOS |
| +019+ | 4.53 | Rick Reed | 113 | NYN |
| +023+ | 4.25 | Todd Stottlemyre | 139.3 | SLN |
| +026+ | 4.01 | Chuck Finley | 124 | ANA |
| +028+ | 3.97 | Pete Harnisch | 119 | CIN |
| +031+ | 3.83 | Rolando Arrojo | 120.7 | TBA |
| +030+ | 3.83 | Kenny Rogers | 121.7 | OAK |
| +040+ | 3.26 | Francisco Cordova | 115.7 | PIT |
| +043+ | 3.15 | Shane Reynolds | 128.7 | HOU |
| +045+ | 3.13 | Sean Bergman | 87.7 | HOU |
| +051+ | 3.03 | Hideki Irabu | 86.7 | NYA |
| +058+ | 2.91 | Jamie Moyer | 125 | SEA |
| +059+ | 2.86 | Denny Neagle | 125 | ATL |
| +076+ | 2.41 | Omar Olivares | 98.3 | ANA |
| +077+ | 2.4 | Brian Moehler | 113 | DET |
| +093+ | 2.11 | Carlos Perez | 129.7 | WAS |
| +094+ | 2.1 | Darren Dreifort | 106.3 | LAN |
| +096+ | 2.09 | Kerry Wood | 93.3 | CHN |
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