| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 7.6 | 199808250_SDN_PHI |
| Tom Glavine | ATL | 5.75 | 199808240_LAN_ATL |
| Roger Clemens | TOR | 3.31 | 199808250_KCA_TOR |
| Kenny Rogers | OAK | 3.22 | 199808250_OAK_BOS |
| Curt Schilling | PHI | 3 | 199808250_SDN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Haney | KCA | -3.56 | 199808250_KCA_TOR |
| Ken Cloude | SEA | -3.22 | 199808240_CHA_SEA |
| Jamey Wright | COL | -2.95 | 199808260_MIL_COL |
| Darren Oliver | SLN | -2.67 | 199808260_MIA_SLN |
| Charles Nagy | CLE | -2.4 | 199808250_SEA_CLE |
Based on accumulated WAA for this season up to 1998-08-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.43 | Greg Maddux | 211.7 | ATL |
| +004+ | 9.65 | Kevin Brown | 211 | SDN |
| +006+ | 8.23 | Tom Glavine | 189.3 | ATL |
| +008+ | 7.65 | Pedro Martinez | 191 | BOS |
| +009+ | 7.51 | Andy Ashby | 200.3 | SDN |
| +011+ | 7.36 | Roger Clemens | 189 | TOR |
| +017+ | 6.8 | Al Leiter | 148.7 | NYN |
| +021+ | 6.42 | Kenny Rogers | 195 | OAK |
| +022+ | 6.29 | Chuck Finley | 187.3 | ANA |
| +025+ | 6.02 | Curt Schilling | 221.7 | PHI |
| +028+ | 5.65 | Omar Daal | 129.7 | ARI |
| +037+ | 5.03 | Bartolo Colon | 181.3 | CLE |
| +041+ | 4.89 | Rick Reed | 181.3 | NYN |
| +047+ | 4.71 | Pete Harnisch | 169.7 | CIN |
| +046+ | 4.71 | Francisco Cordova | 180.3 | PIT |
| +052+ | 4.33 | Brian Bohanon | 111.7 | TOT |
| +055+ | 4.2 | David Wells | 181 | NYA |
| +058+ | 4.11 | Jamie Moyer | 193 | SEA |
| +065+ | 3.94 | Dustin Hermanson | 149 | WAS |
| +071+ | 3.68 | Kerry Wood | 160.7 | CHN |
| +074+ | 3.58 | Denny Neagle | 189 | ATL |
| +075+ | 3.53 | Mike Mussina | 163.3 | BAL |
| +077+ | 3.44 | Shane Reynolds | 194.3 | HOU |
| +078+ | 3.42 | John Smoltz | 132.7 | ATL |
| +081+ | 3.3 | Justin Thompson | 187.7 | DET |
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