| Team | Tm | Tier | Game |
|---|---|---|---|
| Pittsburgh Pirates | PIT | 4.63 | 198005270_PIT_PHI |
| New York Yankees | NYA | 2.4 | 198005280_DET_NYA |
| Houston Astros | HOU | 1.23 | 198005280_SDN_HOU |
| Montreal Expos | WAS | 0.85 | 198005270_WAS_CHN |
| Chicago Cubs | CHN | 0.56 | 198005270_WAS_CHN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| St. Louis Cardinals | SLN | -6 | 198005280_NYN_SLN |
| Seattle Mariners | SEA | -3.83 | 198005270_SEA_MIL |
| Toronto Blue Jays | TOR | -3.41 | 198005280_TOR_BOS |
| California Angels | ANA | -3.38 | 198005280_TEX_ANA |
| Oakland Athletics | OAK | -0.7 | 198005270_KCA_OAK |
Based on accumulated WAA for this season up to 1980-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +026+ | 1.84 | Stan Bahnsen | 27.7 | WAS |
| +028+ | 1.77 | Bill Castro | 24.3 | MIL |
| +030+ | 1.76 | Frank LaCorte | 22.3 | HOU |
| +035+ | 1.7 | Bob Shirley | 29.7 | SDN |
| +039+ | 1.68 | Dick Tidrow | 30.3 | CHN |
| +043+ | 1.67 | Enrique Romo | 33.7 | PIT |
| +047+ | 1.62 | Al Holland | 22.7 | SFN |
| +049+ | 1.61 | Doug Corbett | 38 | MIN |
| +052+ | 1.57 | Ed Farmer | 36.7 | CHA |
| +061+ | 1.46 | Larry Bradford | 20.7 | ATL |
| +063+ | 1.44 | Tom Burgmeier | 39 | BOS |
| +072+ | 1.35 | Don Hood | 30.7 | SLN |
| XXXXX | 1.23 | Dave LaRoche | 34.7 | ANA |
| XXXXX | 1.22 | Woodie Fryman | 16 | WAS |
| XXXXX | 1.17 | Mike Proly | 44 | CHA |
| XXXXX | 1.07 | Dan Quisenberry | 35.7 | KCA |
| XXXXX | 1.01 | Grant Jackson | 21.3 | PIT |
| XXXXX | 0.99 | Bill Caudill | 27.3 | CHN |
| XXXXX | 0.96 | John D'Acquisto | 21.7 | SDN |
| XXXXX | 0.92 | Shane Rawley | 32.7 | SEA |
| XXXXX | 0.86 | Tom Hume | 38.3 | CIN |
| XXXXX | 0.85 | Tippy Martinez | 27.7 | BAL |
| XXXXX | 0.84 | Dave Smith | 19 | HOU |
| XXXXX | 0.83 | Doug Bair | 26 | CIN |
| XXXXX | 0.82 | Ron Davis | 32.3 | NYA |
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