| Starter | Tm | Tier | Game |
|---|---|---|---|
| Greg Maddux | ATL | 13.78 | 199808280_ATL_SLN |
| Pedro Martinez | BOS | 4.9 | 199808290_ANA_BOS |
| Andy Ashby | SDN | 4.85 | 199808280_WAS_SDN |
| Al Leiter | NYN | 3.81 | 199808290_NYN_LAN |
| Chuck Finley | ANA | 3.21 | 199808270_ANA_NYA |
| 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 |
| Ken Cloude | SEA | -2.8 | 199808290_SEA_NYA |
| Javier Vazquez | WAS | -1.91 | 199808280_WAS_SDN |
Based on accumulated WAA for this season up to 1998-08-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.62 | Greg Maddux | 218.7 | ATL |
| +004+ | 9.76 | Kevin Brown | 211 | SDN |
| +006+ | 8.41 | Tom Glavine | 196.3 | ATL |
| +007+ | 8.37 | Pedro Martinez | 199 | BOS |
| +010+ | 7.46 | Roger Clemens | 189 | TOR |
| +015+ | 7.07 | Al Leiter | 156.7 | NYN |
| +019+ | 6.5 | Kenny Rogers | 195 | OAK |
| +022+ | 6.31 | Andy Ashby | 204 | SDN |
| +023+ | 6.27 | Chuck Finley | 192.3 | ANA |
| +025+ | 6.14 | Curt Schilling | 221.7 | PHI |
| +030+ | 5.71 | Omar Daal | 129.7 | ARI |
| +036+ | 5.35 | Francisco Cordova | 187.3 | PIT |
| +042+ | 4.99 | Rick Reed | 181.3 | NYN |
| +046+ | 4.79 | Brian Bohanon | 119.7 | TOT |
| +049+ | 4.65 | Bartolo Colon | 187 | CLE |
| +050+ | 4.63 | Dustin Hermanson | 156.7 | WAS |
| +053+ | 4.4 | Pete Harnisch | 176 | CIN |
| +055+ | 4.27 | David Wells | 181 | NYA |
| +061+ | 4.04 | Randy Johnson | 206 | TOT |
| +062+ | 4.03 | Jamie Moyer | 199 | SEA |
| +066+ | 3.83 | Mike Mussina | 169.3 | BAL |
| +072+ | 3.79 | Denny Neagle | 196.3 | ATL |
| +073+ | 3.77 | Kerry Wood | 160.7 | CHN |
| +076+ | 3.57 | Matt Morris | 72.3 | SLN |
| +078+ | 3.54 | Shane Reynolds | 194.3 | HOU |
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