| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 4.63 | 199805210_SFN_MIL |
| New York Yankees | NYA | 2.07 | 199805210_BAL_NYA |
| Los Angeles Dodgers | LAN | 1.76 | 199805220_LAN_ARI |
| New York Mets | NYN | 1.59 | 199805210_CIN_NYN |
| Cleveland Indians | CLE | 1.48 | 199805210_CLE_KCA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -4.79 | 199805230_DET_CHA |
| Kansas City Royals | KCA | -3.13 | 199805230_KCA_TEX |
| Seattle Mariners | SEA | -2.35 | 199805230_TBA_SEA |
| Tampa Bay Devil Rays | TBA | -1.35 | 199805210_TBA_TOR |
| Philadelphia Phillies | PHI | -1.33 | 199805210_SLN_PHI |
Based on accumulated WAA for this season up to 1998-05-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +033+ | 2.28 | Robb Nen | 28.3 | SFN |
| +041+ | 2.22 | Jeff Shaw | 29 | CIN |
| +047+ | 2.03 | Tom Gordon | 27.7 | BOS |
| +054+ | 1.91 | Ugueth Urbina | 24.3 | WAS |
| +055+ | 1.91 | Ricardo Rincon | 20.7 | PIT |
| +057+ | 1.89 | Steve Reed | 28.7 | SFN |
| +061+ | 1.82 | Eric Gunderson | 21.7 | TEX |
| +070+ | 1.7 | Julian Tavarez | 35 | SFN |
| +072+ | 1.68 | Bob Wickman | 28.7 | MIL |
| +076+ | 1.63 | Jason Christiansen | 20 | PIT |
| +077+ | 1.61 | John Johnstone | 28 | SFN |
| +079+ | 1.56 | Mark Leiter | 29 | PHI |
| +083+ | 1.53 | Paul Quantrill | 27 | TOR |
| +086+ | 1.5 | Mike Myers | 16.7 | MIL |
| +085+ | 1.5 | Chuck McElroy | 24 | COL |
| +088+ | 1.49 | Trevor Hoffman | 22.7 | SDN |
| +099+ | 1.36 | Mark Guthrie | 17 | LAN |
| +102+ | 1.34 | Mariano Rivera | 15 | NYA |
| +107+ | 1.31 | Carlos Reyes | 23 | SDN |
| +109+ | 1.28 | Mike Trombley | 31 | MIN |
| XXXXX | 1.23 | Chris Peters | 28.3 | PIT |
| XXXXX | 1.2 | John Wetteland | 19.7 | TEX |
| XXXXX | 1.18 | Antonio Osuna | 19.3 | LAN |
| XXXXX | 1.18 | Mel Rojas | 19.7 | NYN |
| XXXXX | 1.16 | Mike DeJean | 24.7 | COL |
_