| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.17 | 199806070_SFN_SLN |
| New York Mets | NYN | 2.33 | 199806070_NYN_BOS |
| Los Angeles Dodgers | LAN | 2.23 | 199806070_LAN_SEA |
| New York Yankees | NYA | 2.11 | 199806070_MIA_NYA |
| Cleveland Indians | CLE | 1.99 | 199806050_CLE_CIN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -5.39 | 199806050_CHA_CHN |
| Kansas City Royals | KCA | -4.44 | 199806050_KCA_HOU |
| Florida Marlins | MIA | -2.22 | 199806050_MIA_NYA |
| Baltimore Orioles | BAL | -2.19 | 199806050_ATL_BAL |
| Seattle Mariners | SEA | -2.05 | 199806050_LAN_SEA |
Based on accumulated WAA for this season up to 1998-06-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +028+ | 3.03 | Robb Nen | 40.7 | SFN |
| +032+ | 2.83 | Jeff Shaw | 35 | CIN |
| +043+ | 2.55 | Tom Gordon | 32.7 | BOS |
| +047+ | 2.47 | Steve Reed | 35 | SFN |
| +055+ | 2.39 | Eric Gunderson | 29 | TEX |
| +058+ | 2.31 | Ricardo Rincon | 26.7 | PIT |
| +062+ | 2.2 | Bob Wickman | 36 | MIL |
| +064+ | 2.18 | Chuck McElroy | 30.3 | COL |
| +066+ | 2.14 | Brian Bohanon | 43 | NYN |
| +067+ | 2.11 | John Johnstone | 35.7 | SFN |
| +069+ | 2.02 | Ugueth Urbina | 29.7 | WAS |
| +075+ | 1.92 | Mariano Rivera | 20.7 | NYA |
| +083+ | 1.82 | Jason Christiansen | 24 | PIT |
| +085+ | 1.79 | Mike Myers | 21.7 | MIL |
| +092+ | 1.7 | Mark Leiter | 36.7 | PHI |
| +093+ | 1.68 | Terry Adams | 37.3 | CHN |
| +102+ | 1.61 | Mel Rojas | 25.7 | NYN |
| +101+ | 1.61 | Albie Lopez | 35.7 | TBA |
| +103+ | 1.6 | Greg Swindell | 40.3 | MIN |
| +105+ | 1.55 | Mike DeJean | 30.3 | COL |
| +106+ | 1.52 | John Wetteland | 22.7 | TEX |
| +107+ | 1.51 | Russ Springer | 28 | ARI |
| +108+ | 1.5 | Bill Simas | 20.3 | CHA |
| +109+ | 1.48 | Paul Quantrill | 34.7 | TOR |
| +110+ | 1.43 | Trevor Hoffman | 26 | SDN |
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