| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 14.7 | 199808180_SFN_ATL |
| Kevin Brown | SDN | 6.08 | 199808161_MIL_SDN |
| Pedro Martinez | BOS | 3.44 | 199808181_TEX_BOS |
| Al Leiter | NYN | 3.34 | 199808181_COL_NYN |
| Chuck Finley | ANA | 3.04 | 199808180_CHA_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Oquist | OAK | -4.12 | 199808160_OAK_DET |
| John Burkett | TEX | -3.05 | 199808181_TEX_BOS |
| Jamey Wright | COL | -2.87 | 199808160_PHI_COL |
| James Baldwin | CHA | -1.93 | 199808160_SEA_CHA |
| Javier Vazquez | WAS | -1.42 | 199808180_WAS_ARI |
Based on accumulated WAA for this season up to 1998-08-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.33 | Greg Maddux | 206.7 | ATL |
| +003+ | 8.84 | Kevin Brown | 197.7 | SDN |
| +004+ | 8.52 | Andy Ashby | 196.7 | SDN |
| +005+ | 8.52 | Tom Glavine | 176.3 | ATL |
| +010+ | 6.97 | Pedro Martinez | 185 | BOS |
| +014+ | 6.67 | Al Leiter | 141.7 | NYN |
| +022+ | 5.92 | Rick Reed | 169.3 | NYN |
| +023+ | 5.88 | Chuck Finley | 179.7 | ANA |
| +026+ | 5.81 | Kenny Rogers | 181.7 | OAK |
| +030+ | 5.45 | Roger Clemens | 171 | TOR |
| +031+ | 5.43 | Curt Schilling | 205.7 | PHI |
| +032+ | 5.24 | Bartolo Colon | 176 | CLE |
| +034+ | 5.18 | Omar Daal | 115.3 | ARI |
| +036+ | 5 | Francisco Cordova | 174.3 | PIT |
| +050+ | 3.92 | Dustin Hermanson | 135 | WAS |
| +055+ | 3.89 | Jamie Moyer | 185 | SEA |
| +058+ | 3.79 | Orlando Hernandez | 99.3 | NYA |
| +061+ | 3.75 | Brian Bohanon | 98.3 | TOT |
| +062+ | 3.75 | David Cone | 163 | NYA |
| +065+ | 3.64 | Denny Neagle | 184 | ATL |
| +066+ | 3.57 | Pete Harnisch | 153 | CIN |
| +068+ | 3.53 | Mike Mussina | 149.7 | BAL |
| +067+ | 3.53 | David Wells | 165 | NYA |
| +075+ | 3.35 | Brian Moehler | 173.3 | DET |
| +077+ | 3.28 | Justin Thompson | 174.7 | DET |
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