| Team | Tm | Tier | Game |
|---|---|---|---|
| Cincinnati Reds | CIN | 3.45 | 198809240_CIN_ATL |
| San Diego Padres | SDN | 2.84 | 198809250_HOU_SDN |
| Los Angeles Dodgers | LAN | 2.4 | 198809250_LAN_SFN |
| Oakland Athletics | OAK | 1.98 | 198809230_OAK_MIL |
| Montreal Expos | WAS | 1.29 | 198809250_WAS_PHI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Baltimore Orioles | BAL | -4.57 | 198809251_DET_BAL |
| Chicago Cubs | CHN | -3.26 | 198809250_CHN_PIT |
| New York Yankees | NYA | -2.58 | 198809240_BOS_NYA |
| Toronto Blue Jays | TOR | -2.24 | 198809230_TOR_CLE |
| Chicago White Sox | CHA | -1.08 | 198809250_KCA_CHA |
Based on accumulated WAA for this season up to 1988-09-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +042+ | 3.98 | John Franco | 83 | CIN |
| +047+ | 3.84 | Mike Henneman | 86.3 | DET |
| +053+ | 3.68 | Randy Myers | 66.7 | NYN |
| +054+ | 3.59 | Brian Holton | 80.7 | LAN |
| +055+ | 3.56 | Greg Harris | 103 | PHI |
| +060+ | 3.47 | Alejandro Pena | 89 | LAN |
| +062+ | 3.25 | Mark Davis | 95.3 | SDN |
| +080+ | 2.84 | Doug Jones | 79.7 | CLE |
| +084+ | 2.8 | Lance McCullers | 95 | SDN |
| +088+ | 2.66 | Juan Agosto | 87 | HOU |
| +089+ | 2.65 | Paul Mirabella | 57 | MIL |
| +097+ | 2.46 | Rob Dibble | 58 | CIN |
| +106+ | 2.31 | Jay Howell | 63.3 | LAN |
| +109+ | 2.26 | Jeff Parrett | 86 | WAS |
| +110+ | 2.25 | Steve Farr | 82.7 | KCA |
| +111+ | 2.23 | Roger McDowell | 86.3 | NYN |
| +112+ | 2.16 | Chuck Crim | 102 | MIL |
| +117+ | 2.07 | Jeff Reardon | 70.7 | MIN |
| +123+ | 2.03 | D Eckersley | 70.7 | OAK |
| +126+ | 2 | Michael Jackson | 96.7 | SEA |
| +127+ | 1.98 | John Costello | 47.7 | SLN |
| +132+ | 1.92 | Dave Smith | 54 | HOU |
| +135+ | 1.89 | Craig Lefferts | 90 | SFN |
| +140+ | 1.81 | Joe Hesketh | 68.3 | WAS |
| +142+ | 1.78 | Jeff Robinson | 120 | PIT |
_