| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kevin Brown | SDN | 9.51 | 199809150_CHN_SDN |
| Roger Clemens | TOR | 5.5 | 199809160_TOR_DET |
| Al Leiter | NYN | 4.68 | 199809152_NYN_HOU |
| Kenny Rogers | OAK | 4.08 | 199809150_OAK_KCA |
| Omar Daal | ARI | 2.33 | 199809170_ATL_ARI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jamey Wright | COL | -2.96 | 199809160_COL_LAN |
| Jeff Juden | ANA | -2.4 | 199809150_ANA_TBA |
| Brian Powell | DET | -2.07 | 199809160_TOR_DET |
| Eric Milton | MIN | -1.94 | 199809170_MIN_CLE |
| Carlton Loewer | PHI | -1.84 | 199809160_PHI_ATL |
Based on accumulated WAA for this season up to 1998-09-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.86 | Greg Maddux | 238.7 | ATL |
| +004+ | 11.14 | Kevin Brown | 243 | SDN |
| +008+ | 9.19 | Roger Clemens | 218.7 | TOR |
| +009+ | 9.18 | Tom Glavine | 215.3 | ATL |
| +011+ | 8.66 | Pedro Martinez | 220.3 | BOS |
| +014+ | 7.91 | Al Leiter | 179.7 | NYN |
| +021+ | 7.05 | Kenny Rogers | 224.7 | OAK |
| +024+ | 6.71 | Curt Schilling | 251.7 | PHI |
| +026+ | 6.51 | Omar Daal | 156.7 | ARI |
| +027+ | 6.41 | Dustin Hermanson | 177.7 | WAS |
| +031+ | 5.87 | Brian Bohanon | 142.7 | TOT |
| +039+ | 5.59 | John Smoltz | 162.7 | ATL |
| +040+ | 5.56 | Mike Mussina | 194.3 | BAL |
| +041+ | 5.49 | Pete Harnisch | 196 | CIN |
| +045+ | 5.42 | Jamie Moyer | 228.3 | SEA |
| +048+ | 5.26 | Francisco Cordova | 206.3 | PIT |
| +053+ | 5.11 | Chuck Finley | 217 | ANA |
| +065+ | 4.66 | Mike Hampton | 200.7 | HOU |
| +072+ | 4.25 | Denny Neagle | 208.3 | ATL |
| +074+ | 4.24 | Jose Lima | 221.3 | HOU |
| +075+ | 4.18 | Rolando Arrojo | 200.7 | TBA |
| +076+ | 4.16 | Matt Morris | 100.7 | SLN |
| +078+ | 3.97 | Carlos Perez | 225.3 | TOT |
| +085+ | 3.72 | David Cone | 193.7 | NYA |
| +093+ | 3.48 | Orlando Hernandez | 130 | NYA |
_