| Starter | Tm | Tier | Game |
|---|---|---|---|
| Curt Schilling | PHI | 9.02 | 199805280_PHI_CHN |
| Tom Glavine | ATL | 6.98 | 199805290_ATL_CHN |
| Al Leiter | NYN | 3.9 | 199805300_NYN_PHI |
| Mike Hampton | HOU | 3.66 | 199805290_HOU_COL |
| Roger Clemens | TOR | 3.47 | 199805290_CLE_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bobby Witt | TEX | -5.02 | 199805280_TEX_BAL |
| Glendon Rusch | KCA | -2.14 | 199805300_OAK_KCA |
| LaTroy Hawkins | MIN | -2.03 | 199805290_ANA_MIN |
| Dennis Springer | TBA | -1.94 | 199805300_SEA_TBA |
| Jamey Wright | COL | -1.9 | 199805280_COL_SLN |
Based on accumulated WAA for this season up to 1998-05-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.39 | Greg Maddux | 88.3 | ATL |
| +004+ | 4.29 | Chuck Finley | 85.3 | ANA |
| +005+ | 4.19 | Al Leiter | 67.3 | NYN |
| +006+ | 4.1 | Andy Ashby | 88.7 | SDN |
| +007+ | 4.05 | Mike Hampton | 85.7 | HOU |
| +008+ | 4.01 | Tom Glavine | 75 | ATL |
| +009+ | 3.94 | Kevin Brown | 83 | SDN |
| +011+ | 3.92 | Pedro Martinez | 80 | BOS |
| +010+ | 3.92 | Curt Schilling | 90.7 | PHI |
| +013+ | 3.75 | Hideki Irabu | 54.7 | NYA |
| +014+ | 3.72 | Francisco Cordova | 75 | PIT |
| +018+ | 3.2 | Rick Reed | 70 | NYN |
| +020+ | 3.16 | Ramon Martinez | 83 | LAN |
| +021+ | 3.09 | Woody Williams | 72.7 | TOR |
| +022+ | 3.08 | Jamie Moyer | 84.7 | SEA |
| +023+ | 2.92 | Denny Neagle | 76.7 | ATL |
| +026+ | 2.81 | Masato Yoshii | 58 | NYN |
| +028+ | 2.76 | Brad Radke | 76.3 | MIN |
| +029+ | 2.74 | Todd Stottlemyre | 88 | SLN |
| +030+ | 2.66 | Shane Reynolds | 82.3 | HOU |
| +031+ | 2.62 | Pete Harnisch | 79.3 | CIN |
| +034+ | 2.57 | Orel Hershiser | 77.3 | SFN |
| +035+ | 2.57 | Aaron Sele | 77.3 | TEX |
| +036+ | 2.49 | Jose Lima | 74.7 | HOU |
| +040+ | 2.47 | Carlos Perez | 88.7 | WAS |
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