| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 13.78 | 199808280_ATL_SLN |
| Andy Ashby | SDN | 4.85 | 199808280_WAS_SDN |
| Chuck Finley | ANA | 3.21 | 199808270_ANA_NYA |
| Omar Daal | ARI | 2.75 | 199808260_PIT_ARI |
| Bartolo Colon | CLE | 2.08 | 199808280_OAK_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Oquist | OAK | -4.52 | 199808280_OAK_CLE |
| Pedro Astacio | COL | -4.32 | 199808270_CHN_COL |
| John Burkett | TEX | -3.51 | 199808282_TEX_CHA |
| Darren Oliver | SLN | -2.67 | 199808260_MIA_SLN |
| Javier Vazquez | WAS | -1.91 | 199808280_WAS_SDN |
Based on accumulated WAA for this season up to 1998-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.6 | Greg Maddux | 218.7 | ATL |
| +003+ | 9.74 | Kevin Brown | 211 | SDN |
| +006+ | 8.3 | Tom Glavine | 189.3 | ATL |
| +008+ | 7.73 | Pedro Martinez | 191 | BOS |
| +010+ | 7.44 | Roger Clemens | 189 | TOR |
| +020+ | 6.48 | Kenny Rogers | 195 | OAK |
| +021+ | 6.29 | Andy Ashby | 204 | SDN |
| +022+ | 6.23 | Chuck Finley | 192.3 | ANA |
| +025+ | 6.1 | Curt Schilling | 221.7 | PHI |
| +027+ | 5.7 | Omar Daal | 129.7 | ARI |
| +035+ | 5.31 | Francisco Cordova | 187.3 | PIT |
| +041+ | 4.97 | Rick Reed | 181.3 | NYN |
| +044+ | 4.78 | Pete Harnisch | 169.7 | CIN |
| +048+ | 4.63 | Bartolo Colon | 187 | CLE |
| +053+ | 4.37 | Brian Bohanon | 111.7 | TOT |
| +055+ | 4.25 | David Wells | 181 | NYA |
| +060+ | 4.03 | Dustin Hermanson | 149 | WAS |
| +062+ | 4 | Jamie Moyer | 199 | SEA |
| +061+ | 4 | Randy Johnson | 206 | TOT |
| +071+ | 3.78 | Denny Neagle | 196.3 | ATL |
| +072+ | 3.74 | Kerry Wood | 160.7 | CHN |
| +073+ | 3.61 | Mike Mussina | 163.3 | BAL |
| +075+ | 3.56 | Matt Morris | 72.3 | SLN |
| +078+ | 3.52 | Shane Reynolds | 194.3 | HOU |
| +079+ | 3.47 | John Smoltz | 132.7 | ATL |
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