| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 5.59 | 198906030_LAN_HOU |
| Houston Astros | HOU | 5 | 198906040_LAN_HOU |
| New York Mets | NYN | 4.29 | 198906030_PIT_NYN |
| Cincinnati Reds | CIN | 1.48 | 198906030_SDN_CIN |
| San Francisco Giants | SFN | 0.9 | 198906040_SFN_ATL |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago White Sox | CHA | -9.75 | 198906031_MIN_CHA |
| Seattle Mariners | SEA | -2 | 198906030_TEX_SEA |
| Philadelphia Phillies | PHI | -1.74 | 198906050_PIT_PHI |
| Minnesota Twins | MIN | -0.82 | 198906031_MIN_CHA |
| Baltimore Orioles | BAL | -0.52 | 198906050_BAL_NYA |
Based on accumulated WAA for this season up to 1989-06-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 3.3 | Mike Morgan | 66.3 | LAN |
| +019+ | 2.42 | Larry Andersen | 33 | HOU |
| +022+ | 2.36 | Orel Hershiser | 91 | LAN |
| +024+ | 2.35 | Mike Scott | 90 | HOU |
| +027+ | 2.3 | Lee Guetterman | 38.3 | NYA |
| +038+ | 2 | Rick Aguilera | 33.7 | NYN |
| +039+ | 1.98 | Randy Myers | 31 | NYN |
| +040+ | 1.96 | Todd Burns | 42.3 | OAK |
| +046+ | 1.84 | Greg Minton | 34 | ANA |
| +049+ | 1.79 | Jay Howell | 32.3 | LAN |
| +059+ | 1.62 | Craig Lefferts | 39.3 | SFN |
| +063+ | 1.57 | Danny Darwin | 48.7 | HOU |
| +068+ | 1.53 | John Franco | 28 | CIN |
| +072+ | 1.46 | Mike Schooler | 29 | SEA |
| +073+ | 1.45 | Pat Perry | 24.3 | CHN |
| +074+ | 1.44 | Greg Harris | 26.7 | SDN |
| XXXXX | 1.24 | Kenny Rogers | 26.7 | TEX |
| XXXXX | 1.24 | Jeff Russell | 26.7 | TEX |
| XXXXX | 1.24 | Mark Davis | 31.7 | SDN |
| XXXXX | 1.24 | Frank DiPino | 30.3 | SLN |
| XXXXX | 1.21 | Mike LaCoss | 37 | SFN |
| XXXXX | 1.2 | Jeff Montgomery | 31.7 | KCA |
| XXXXX | 1.2 | Atlee Hammaker | 44.3 | SFN |
| XXXXX | 1.18 | Rob Dibble | 36.3 | CIN |
| XXXXX | 1.18 | Dan Schatzeder | 25.3 | HOU |
_