| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 3.29 | 199808150_ATL_LAN |
| Colorado Rockies | COL | 2.85 | 199808150_PHI_COL |
| Cleveland Indians | CLE | 2.8 | 199808130_BAL_CLE |
| Montreal Expos | WAS | 1.32 | 199808150_WAS_CIN |
| New York Yankees | NYA | 1.27 | 199808140_TEX_NYA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | -4.1 | 199808150_PIT_SLN |
| Seattle Mariners | SEA | -3.1 | 199808150_SEA_CHA |
| Kansas City Royals | KCA | -2.77 | 199808150_TBA_KCA |
| Oakland Athletics | OAK | -1.97 | 199808150_OAK_DET |
| Arizona Diamondbacks | ARI | -1.66 | 199808140_NYN_ARI |
Based on accumulated WAA for this season up to 1998-08-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +034+ | 4.84 | Robb Nen | 68.7 | SFN |
| +042+ | 4.31 | Jeff Shaw | 68.3 | TOT |
| +048+ | 4 | Ugueth Urbina | 50.7 | WAS |
| +054+ | 3.91 | Steve Reed | 67.7 | TOT |
| +057+ | 3.83 | Chuck McElroy | 57 | COL |
| +074+ | 3.32 | Trevor Hoffman | 55 | SDN |
| +079+ | 3.17 | Mariano Rivera | 45.3 | NYA |
| +080+ | 3.14 | John Wetteland | 46.3 | TEX |
| +094+ | 2.91 | Terry Mulholland | 68 | CHN |
| +098+ | 2.88 | Ricardo Rincon | 52.7 | PIT |
| +100+ | 2.76 | Dennis Cook | 51.7 | NYN |
| +101+ | 2.7 | Mike DeJean | 64.3 | COL |
| +105+ | 2.66 | Donne Wall | 54.7 | SDN |
| +106+ | 2.64 | Jim Corsi | 53.7 | BOS |
| +107+ | 2.63 | Jason Christiansen | 54.3 | PIT |
| +110+ | 2.6 | Mike Jackson | 48.3 | CLE |
| +111+ | 2.6 | Bob Wickman | 66.3 | MIL |
| +112+ | 2.56 | Jim Mecir | 67.7 | TBA |
| +113+ | 2.54 | John Hudek | 49.3 | TOT |
| +117+ | 2.48 | Paul Quantrill | 61.3 | TOR |
| +120+ | 2.44 | Ramiro Mendoza | 106 | NYA |
| +126+ | 2.38 | Mark Guthrie | 49.7 | LAN |
| +130+ | 2.35 | Mike Myers | 41.3 | MIL |
| +131+ | 2.33 | Bill Simas | 52.7 | CHA |
| +137+ | 2.22 | Antonio Osuna | 58.3 | LAN |
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